Chapter # 01 Scope of Physics

CHAPTER No.1 PHYSICS 1. Muslim scientists made important discoveries in the period: a) 600 AD - 1500 AD b) 1150 AD - 1750 AD c) 100 AD - 800 AD d) 500 AD - 1075 AD 2. The Muslim scientist Al-Khawarzami is famous for his work on: a) Physics b) Algebra c) Chemistry d) Medicine 3. Fundamental ideas of modern celestial mechanics were established by: a) Kepler & Galileo b) Newton c) Robert Hook d) Tycho & Halley 4. The decimal system was invented by: a) Indians b) Greeks c) Chinese d) Egyptians 6. The SI unit of force is: a) Newton b) Dyne c) Slug d) Foot-pound 7. The SI unit of energy is: a) Joule b) Calorie c) Slug d) Electron volt 8. In the international system of units, the unit of mass is: a) Gram b) Kilogram c) Milligram d) Pound 9. The SI unit of Power is: a) Horse power b) Joule c) Calorie d) None of the above 10. The number of fundamental units of measurement in science is: a) Four b) Five c) Three d) Seven 11. In the SI system, there are ……. basic units. a) Three b) Five c) Seven d) Nine 12. The dimensions of velocity are: a) [L][T] b) [L][T-1] c) [L][T-2] d) [L2][T-1] 13. The dimensions of work may be expressed as: a) [M][L]2[T]-2 b) [M][L][T]-2 c) [M][L][T]-1 d) [M][L]-1[T]-1 14. The maximum possible error in the reading for a meter rod (with a least count of 1 mm) is: a)  0.1 mm b) 0.5 cm c) 0.05 cm d) 1 mm 15. The branch of science which deals with properties of matter, energy and their relationship is called _______. a) Physics b) Chemistry c) Mechanics d) Magnetism 16. The branch of science, which deals with forces acting on bodies in motion, is called _______. a) Chemical Physics b) Mechanics c) Magnetism d) Medical Physics 17. _______ deals with structure of atom and properties of atom. a) Atomic Physics b) Nuclei Physics c) Mechanics d) None of these 18. The Islamic era (600-1500 AD) is also known as _______. a) Historical era b) Muslim period c) British era d) Greek period 19. Archimedes is also known as the founder of _______ Physics. a) Optical b) Mathematical c) Bio-chemical d) Modern 20. Kepler and _______ established the fundamental ideas of celestial mechanics. a) Newton b) Faraday c) Galileo d) Thales 21. “Candela” is the unit name of quantity _______. a) Time b) Intensity c) Mole d) Meter 22. The unit name of temperature is _______. a) Degree Kelvin b) Candela c Mole d) Kilogram 23. “Ampere” is the unit of _______. a) Intensity b) Electric current c) Temperature d) Candela 24. The supplementary units are known as _______. a) Derived units b) Small units c) Positive units d) None of these 25. The length is measured in _______. a) Kilometers b) Seconds c) Gram d) Kilogram 26. We can write one kilo = _______. a) 104 b) 105 c) 103 d) 106 27. We can write one mega = _______. a) 10-9 b) 1014 c) 1013 d) 106 28. The round figure of 46.55 is: a) 46.6 b) 465.5 c) 455.6 d) None of these 29. Newton is the unit of _______. a) Energy b) Electricity c) Force d) None of these 30. The branch of physics which deals with the properties, and interaction of nuclear particles (protons and neutrons) is called: a) Molecular Physics b) Plasma Physics c) Nuclear Physics d) Solid state Physics 31. The Physics of Islamic era ranges from a) 3000 BC to 600 AD b) 600 AD to 1500 AD c) 1500 AD to 1700 AD d) 1700 AD to 1750 AD 32. The theory of relativity was introduced (in 1905) by a) Planck b) Einstein c) Maxwell d) Rutherford 33. The fundamental Physics quantities which form the basis for the MKS system are a) Force, weight and time b) Mass, length and time c) Mass, length and force d) Mass, energy and time 34. Fundamental units in MKS system are a) Gram, dyne and second b) Kilogram, centimeter and second c) Kilogram, Newton and second d) Kilogram, meter and second 35. The units which are based on one or more fundamental units are called a) Fundamental units b) Derived units c) Basic units d) None of the above 36. Which of the following is not a derived unit a) Newton b) Meter/sec c) Kilogram/meter3 d) Second 37. Which of the following is not a fundamental unit in SI units

A B A A A A B D D C B A D A B A B B C B A B D A C D A C C B B B D B D C

a) Kilogram b) Ampere c) m3 d) Kelvin 38. Light year is the unit of a) Time b) Distance c) Light d) Velocity 39. Which of the following is the dimensions of force a) LT-1 b) LT-2 c) ML T-2 d) None of the above 40. The dimensions of weight are a) ML T-1 b) ML T-2 c) LT-2 d) ML2 T 41. The SI unit of angular displacement is a) Meter b) Foot c) Radian d) Centimeter 42. The dimensions of frequency are a) L T b) L T-1 c) MT-1 d) T-1 43. Significant figures in 0.0001 is/ are a) One b) Two c) Three d) Four 44. Candela is the unit of a) Electric Flux b) Magnetic induction c) Torque d) Luminous intensity of light 45. The unit of absolute temperature is a) Fahrenheit b) Centigrade c) Kelvin d) None of the above 46. The branch of science which deals with the properties of matter and energy along with the interaction between them is known as a) Geography b) Biology c) Geology d) Physics 47. The branch of physics which deals with the motion of particles and bodies under the action of given force is called a) Solid state Physics b) Quantum Mechanics c) Mechanics d) Nuclear Physics 48. The branch of physics which deals with the structure and properties of atoms as determined by electron outside the nucleus a) Nuclear Physics b) Atomic Physics c) Particle Physics d) Bio Physics 49. The branch of Physics which deals with structure, properties and various phenomena regarding nuclei is ________ a) Atomic Physics b) Astro Physics c) Nuclear Physics d) Plasma Physics 50. Muslim scientist who wrote the books on Physics, Mathematics, Astronomy, Engineering, was _________ a) Abu-Ali-Hussan Ibn-al-Haitham b) Al-Beruni c) Yaqub Kindi d) Muhammad Bin Musa 51. Radio was invented by a) Marconi b) Edison c) Rutherford d) Davison 52. In C.G.S. system the unit of length is a) Foot b) Meter c) Centimeter d) Inch 53. in MKS system the unit of current is a) Ampere b) Volt c) Coulomb d) Ohm 54. The new era of modern Physics began near the end of a) 16th Century b) 17th Century c) 18th Century d) 19th Century 55. The theory of relativity was produced in 1905 by a) Einstein b) Maxwell c) Young d) Kelvin 56. Which of the following is not a fundamental quantity? a) Length b) Temperature c) Electric charge d) Ampere 57. The unit of Torque in SI units is a) Meter b) Newton c) Kilogram d) Newton.meter 58. In international system of units called SI units the unit of mass is a) Pound b) Gram c) Kilogram d) Quintal 59. In SI system the unit of length is a) Millimeter b) Centimeter c) Meter d) Kilometer 60. In SI system the unit of time is a) Second b) Minute c) Hour d) Day 61. In SI system the unit of temperature is a) Kelvin b) Degree centigrade c) Degree Fahrenheit d) Degree Celsius 62. In SI system the unit of energy is a) Calorie b) Joule c) Erg d) Dyne 63. The unit of force in MKS system is a) Newton b) Poundal c) Dyne d) Watt 64. The unit of work in MKS system is a) Erg b) Dyne c) Watt d) Joule 65. The unit of power in MKS system is a) Dyne b) Erg c) Watt d) Joule 66. Joule is the unit of a) Force b) Work c) Power d) Velocity 67. Which one is a unit of time a) Micro b) Half Year c) Angstrom d) Light Year 68. Absolute unit of work in C.G.S. system is a) Foot pound b) Erg c) Joule d) Dyne 69. The unit of velocity in MKS system can be a) Centimeter/sec b) Centimeter/sec2 c) Meter/sec d) Meter/sec2 70. Meter per second is the unit of a) Acceleration b) Velocity c) Surface tension d) Momentum

B C B C D A D C D C B C A A C A D A C D C C A A B A D C B B B C B

71. Which of the following is fundamental quantity C a) Volume b) Velocity c) Time d) Force 72. Which of the following is a derived quantity D a) Mass b) Length c) Time d) Velocity 73. The unit of power is a) Kilowatt-hour b) Joule c) Dyne d) Kilowatt D 74. The dimensional formula of angular velocity is A a) M0L0T-1 b) MLT-1 c) M0L0T1 d) ML0T-2 75. Dimensions of power are A a) M1L2T-3 b) M2L1T-2 c) M1L2T-1 d) M1L1T-2 76. Dimension of couple is a) ML2T-2 b) MLT-2 c) ML-1T-3 d) ML-2T-2 A 77. In MKS system the unit of pressure is C a) Dyne/sm3 b) Atmosphere c) Pascal d) cm of Hg 78. Orange light emitted from krypton-86 atoms was used to define B a) Kilogram b) Meter c) Centimeter d) Second 79. The dimensions of [1/2 at2] are that of C a) Acceleration b) Velocity c) Length d) Time 80. The branch of physics which deals with motion of bodies under the action of forces is called A a) Mechanics b) Statistical Mechanics c) Thermodynamics d) Electrostatics 81. The branch science which deals with properties of matter and energy is called D a) Chemistry b) Biology c) Geography d) Physics 82. Physics is a quantitative science based primarily on C a) Fundamental Quantities b) Definition c) Experiment and Measurement d) Description of facts 83. ML2T3 represents the dimension of: A a) Power b) Work c) Strain d) Young’s modulus 84. The Muslim scientist who wrote the books on Astronomy, Algebra and Arithmetic was a) Ibn-al-Haitham C b) Al-Beruni c) Al-Khawarizmi d) Jabir bin Hayyan 85. The first book of physics was written by B a) Kelvin b) Aristotle c) Faraday d) Newton 86. Kilogram is the unit of A a) Mass b) Weight c) Volume d) Density 87. Work is measured in Joules while energy is expressed in D a) Watt b) J.s c) J/s d) J 88. An example of fundamental quantity is C a) Area b) Volume c) Length d) Velocity 89. Ibn-al-Haitham developed D a) Mechanics b) Acoustics c) Relativity d) Optics 90. Which one of the following is a fundamental quantity? B a) Area b) Candela c) Acceleration d) Velocity 91. The special theory of relativity was published 1905 by C a) Lorentz b) Schrodinger c) Einstein d) Max Plank 92. Which one of the following is not a fundamental unit? a) Meter2 b) Meter c) Kelvin d) Ampere A 93. The SI system of units comprises D a) Three basic units b) Five basic units c) Six basic units d) Seven basic units 94. ML-1T0 is the dimensional representation of B a) Weight density b) Linear mass density c) Volume mass density d) Surface density 95. Which of the following quantities have the same dimensions: I) Power II) Energy III) Torque a) I and II C b) I and III c) II and III d) I, II and III 96. Pinhole camera was invented by C a) Al-Beruni b) Yaqoob Al-Kindi c) Ibn-Al-Haitham d) Al-Khwarizmi 97. Physics is one of the branches of D a) Life sciences b) Physical sciences c) Biological sciences d) Social sciences 98. The famous mathematician and founder of Algebra was B a) Al Kindi b) Al Khwarizmi c) Al Beruni d) Naseruddin Tusi 99. Zero is significant only if it B a) Lies to the left of the significant digit b) Is between two digits c) Is to the right of a significant digit d) Is before the decimal point 100. A second is defined as the duration of vibration of B a) Carbon atom b) Cesium atom c) Radium atom d) Nitrogen atom 101. Physics is a quantitative science based primarily on C a) Definition b) Fundamental quantities c) Experiment and Measurement d) a collection of skills 102. The most basic branch “Mechanics” of physics deals with the C a) Gravitational, electromagnetic and nuclear fields b) Acoustics c) Motion of particles under forces d) Optics 103. The nuclear physics is concerned with the study of the properties of _______ A a) Atoms b) Molecules c) Electrons d) Matter

104. It is concerned with the application of modern physics to the astronomical phenomena A a) Astrophysics b) Plasma Physics c) Biophysics d) Electromagnetism 105. It is one of the oldest and most highly organized of all the present sciences A a) Physics b) Chemistry c) Biology d) Astronomy 106. The progress of Muslims in the field of science is appreciable in the period C a) 3000 BC to 600 AD b) 1500 AD to 1700 AD c) 600 AD to 1500 AD d) 1700 AD to 1890 AD 107. Which of the following periods is called the period of classical physics D a) 3000 BC to 600 AD b) 1500 AD to 1700 AD c) 600 AD to 1500 AD d) 1700 AD to 1890 AD 108. Historical records show that the Ancient Babylonians and Egyptians as early as 3000 BC were familiar with B some of the fundamental principles of a) Mathematics b) Physics c) Chemistry d) Biology 109. The Muslim scientist who wrote a number of books on Algebra, Astronomy and Arithmetic was D a) Abu Abdullah Muhammad Ibn-Jabir-Al-Battani b) Ibn-Al-Haitham c) Jabir Bin Hayyan d) AlKhawarizimi 110. From approximately 700 BC to 150 AD very definite advances in physics were made by the a) Arabs b) C Egyptians c) Greeks d) Romans 111. Who established the fundamental ideas of modern celestial mechanics based upon observations? a) Kepler D b) Galelio c) Gilbert d) Both a & b 112. Pythogoras added a lot in B a) Mathematics b) Physics c) Botany d) Trigonometry 113. Who enriched the heritage of science with number and decimal system? A a) Indians b) Chinese c) Arabs d) Egyptians 114. Who added precious knowledge of Astronomy to Science? B a) Euclid b) Potolmey c) Thales d) Archimedes 115. Who improved upon the calculations of the orbits of the Moon and certain planets? B a) Al-Beruni b) Abu Abdullah Muhammad Ibn Jabir AlBattani c) Al-Khawrizimi d) Jabir Bin Hayyan 116. Omar Khayyam was expert in C a) Physics b) Chemistry c) Mathematics d) None of the above 117. If length = 0.233m and width 0.178m, the most accurate area expressed in terms of significant figures is C a) 0.0391m2 b) 0.041563m2 c) 0.041474m2 d) 0.041m2 118. Physics can be defined as the study of D a) Chemical properties of matter b) Physical properties of matter c) Relation between matter and energy d) Both b & c 119. Prior to 1900 AD physics comprised of a A ) Mechanics, Sound, Light, Heat, Magnetism and Electricity b) Sound, Light, Nuclear physics, heat, Plasma physics and Mechanics c) Astrophysics, light, heat, magnetism, electricity and sound d) All of these 120. Physics can be defined as a branch of science based on B a) Observation and analysis of facts b) Experimental observation and quantitative measurement c) Mathematical calculation and interpretation d) Replication and verification of known facts 121. The branch of physics deals with study of production propagation & properties of sound waves is called a) D Magnetics b) Optics c) Statics d) Acoustics 122. If 0.61 is added to 167 with due regard to significant figures, then we get: C a) 168 b) 167 c) 167.61 d) 167.6 123. High energy physics deal with the D a) Study of electron behavior b) Study of electron charge c) Study of mechanics of energetic bodies d) Study of properties and behavior of elementary particles 124. Which one of the following Muslim scientists has made a significant contribution to the study of alchemy A a) Jabir Bin Hayyan b) Abu Abdullah Muhammad c) Ibn-al-Haitham d) Ibn-e-Sina 125. The book “Kitab-ul-Qanoon-ul-Masoodi” was written by C a) Ibn-e-Sina b) Al-Razi c) Abu-Rehan Al-Beruni d) Ibn-al-Haitham 126. The first book on analytical “Hisab-ul-Jabrwal-Moqabl” was written by A a) Al-Khawarzami b) Al-Beruni c) Al-Razi d) Ibn-e-Sina 127. “Kitab-ul-Manazir” the famous book on optics is written by D a) Ibn-e-Sina b) Al-Khawrzimi c) Jabir-bin-Hayyan d) Ibn-ul-Haitham 128. In international system of units, the unit of length, mass, time, electric current, temperature, intensity of D light and quantity of light and quantity are called a) Derived b) Basic c) Fundamental d) Only b & c 129. The number of significant figures in 0.098000 is: a) 4 b) 2 c) 3 d) 6 B 130. 1 degree is equal to _______ radians: a) 0.0245 b) 0.0561 c) 3.1423 d) 0.0174 D 131. The famous mathematician & the founder of algebra was B a) Al-Kindi b) Al-Khwarizmi c) Al-Beruni d) Naseruddin Tusi 132. 10-9 second are equivalent to: B a) Deci second b) Nano second c) Milli second d) Micro second 133. The standard of time in SI system is the clock of: C

a) Uranium b) Rubidium c) Cesium d) Radium 134. One Angstrom equals a) 10-8 cm b) 108 m c) 10-6 m d) 108 mm 135. 10 Giga hertz is equivalent to a) 1010 Hz b) 109 Hz c) 107 Hz d) 10-10 Hz 136. Which of the following is the unit of electrical energy? a) Kg m/s2 b) Dyne c) Kw-hr d) Joules / sec 137. One Newton is equal to: a) 102 dynes b) 103 dynes c) 104 dynes d) 105 dynes 138. The unit of dimensions of which of the following pairs of physical quantities are identical? a) Impulse and Momentum b) Stress and Strain c) Pressure and Density d) Gravitational potential and Energy 139. The dimensions of impulse are the same as that of: a) Energy b) Work c) Power d) Momentum 140. 0.0084 has _______ significant figures a) 2 b) 4 c) 5 d) 1 141. The _______ sciences deal with the properties and behavior of non-living things: a) Natural b) Social c) Physical d) Biological 142. The people of _______ were the pioneers of decimal system: a) China b) Indus valley c) Euphrates d) Egypt 143. Physics is the quantitative science based primarily on: a) Definition b) Experiment and measurement c) Hypothesis d) A collection of skills 144. The branch of science, which deals with the interaction of matter and energy, is called: a) Chemistry b) Mathematics c) Statistics d) Physics 145. Some concepts of static electricity were introduced by: a) Greeks b) Chinese c) Thales d) Einstein 146. The theory which modified the Newton’s laws of motion for describing the bodies moving with speed comparable with the speed of light is: a) Electromagnetic Theory b) Faraday’ laws c) Theory of relativity d) Collision theory 147. Astrophysics deals with: a) Particles in space b) Elementary particles c) Neutrons Protons d) Electrons 148. Physics is the Science based on: a) Interaction between matter and energy b) Energy of the material c) Mass of the material d) Neither energy nor matter 149. The branch of sciences which deals with the properties of matter and energy along with the interaction between them is known as: a) Geography b) Geology c) Biology d) Physics 150. One micro second is: a) 10-6 sec b) 10-9 sec c) 106 sec d) 10-3 sec 151. 65 mm is equivalent of approximately: a) 1.5 inches b) 2.6 inches c) 5.5 inches d) 10.5 inches 152. Of the following the largest quantity is: a) 0.47 cm b) 47 x 10-4 cm c) 4.7 x 10-2 cm d) 0.0000047 x 104 cm 153. The mm is the unit of: a) Acceleration b) Distance c) Velocity d) Force 154. 0.0046 can be written in scientific notation as: a) 4.6  10-3 b) 4.6  10-2 cm c) 460  10 d) 46  10-2 155. The kilogram is a unit of: a) Weight b) Mass c) Volume d) Density 156. In the following, the smallest quantity is: a) 6.653 Km b) 0.635 Km c) 6.35  104 m d) 0.635  108 mm 157. One Nano meter is equal to: a) 10-8 m b) 10-10 m c) 10-9 m d) 10-12 m 158. 1 x 105 is written in ordinary form as: a) 1000 b) 1.00000 c) 100000 d) 0.10000 6  10 12 6 159. 2  10 will be equal to: a) 3  106 b) 3  1018 c) 3  1012 d) 3  10-6 3 3 160. Density of air is 1.2 kg/m . It can be expressed in gm/cm by: a) 1.2  106 b) 1.2  103 c) 1.2  10-6 d) 12  10-4 161. One femto - second is equal to: a) 1015 sec b) 10-12 sec c) 1012 sec d) 10-15 sec 162. The pressure of 106 dyne cm-2 is equivalent of _______ in SI: a) 105 Nm-2 b) 104 Nm-2 c) 106 Nm-2 d) 107 Nm-2 163. The present international standard of time is: a) 1/84,400 of means solar day b) 9192631770 vibrations of cesium atom c) 1/60th of minute  107 of a year 164. Which of the following is not a fundamental quantity? a) Length b) Temperature c) Electric charge d) Current

A A C D A D A C B B D C C A A D A B A B A B B C C D D B A B

d) 1/3156 C