MCQ in Engineering Mechanics_1

1)IT IS THE SCIENCE WHICH DEALS WITH BODIES IN MOTION OR AT REST WITH SPECIFIC ATTENTION BEING DIRECTED PRIMARILY TO THE EXTERNAL EFFECTS OF A FORCE OR A SYSTEM. A)STATICS B)THERMODYNAMICS C)KINETICS D)MECHANICS ANS. D 2)DEALS WITH THE CONDITIONS OF EQUILIBRIUM OF RIGID BODIES ACTED UPON BY A BALANCED SYSTEMS OF FORCES. A)STATICS B)THERMODYNAMICS C)KINETICS D)MECHANICS ANS. A 3)DEALS WITH BODIES BEING ACTED UPON BY AN UNBALANCED SYSTEM OF FORCES FORCES THE RESULTANT OF WHICH CAUSES THE BODY TO BE ACCELERATED A)STATICS B)KINEMATICS C)DYNAMICS D)KINETICS ANS. C 4)DEALS WITH THE GEOMETRY OF MOTON A)STATICS B)KINEMATICS C)DYNAMICS D)KINETICS

ANS. B

5)DEALS WITH THE FORCES REQUIRED TO PRODUCED MOTION A)STATICS B)KINEMATICS C)DYNAMICS D)KINETICS ANS. D 6)A SPECIFIC AMOUNT OF MATTER ALL PARTICLES OF O F WHICH REMAIN AT FIXED DISTANCE TO EACH OTHER. A)MASS B)FORCE C)RIGID BODY D)STATIC BODY ANS.C 7)RESULTS WHEN A BODY IS ACTED UPON BY THE FORCE A)BENDING B)DEFORMATION C)SCATTERING D)COMPRESSION

ANS.B

8)A FIXED BODY PROPERTY OF A BODY WHICH DETERMINES ITS RESISTANCE TO CHANGE IN MOTION. A)MASS B)FORCE C)RIGID BODY D)STATIC BODY ANS.A 9)THE ACTION OF ONE BODY ON ANOTHER BODY WHICH CHANGES OR TENDS TO CHANGE THE MOTION OF TNE BODY ACTED ON. A)MASS B)FORCE C)RIGID BODY D)STATIC BODY ANS.B 10)IT IS THE INTENSITY OF THE FORCE A)MAGNITUDE B)DIRECTION C)MASS D)FORCE

ANS.A

11)SENSE AND SLOPE OF ANGLES WITH RESPECT TO REFERENCE AXES. A)MAGNITUDE B)DIRECTION C)MASS D)FORCE ANS.B 12)THE RESULTANT OF TWO FORCES WHICH IS THE DIAGONAL FORMED ON THE VECTORS OF THIS FORCE A)PARALLELOGRAM LAW B)EQUILIBRIUM LAW C)SUPERPOSITION LAW D)ACTION AND REACTION ANS.A 13)ANY PRESSURE ON THE SUPPORT CAUSES AN EQUAL AND OPPOSITE PRESSURE FROM THE SUPPORT. A)PARALLELOGRAM LAW B)EQUILIBRIUM LAW C)SUPERPOSITION LAW D)ACTION AND REACTION ANS.D 14)TWO FORCES ON A RIGID BODY WILL IN NO WAY TO BE CHANGED IF WE ADDED OR SUBTRACT FROM THEM ANOTHER SYSTEM OF FORCES IN EQUILIBRIUM. A)PARALLELOGRAM LAW B)EQUILIBRIUM LAW C)SUPERPOSITION LAW D)ACTION AND REACTION ANS.C

15)QUANTITIES WHICH POSESS MAGNITUDE . A)TENSORS B)VECTOR QUANTITIES C)SYSTEM OF FORCES D)SCALAR QUANTITIES

ANS.D

16)QUANTITES HAVING BOTH MAGNITUDE AND DIRECTION. A)TENSORS B)VECTOR QUANTITIES C)SYSTEM OF FORCES D)SCALAR QUANTITIES ANS.B 17)QUANTITIES WHICH POSSES MAGNITUDE BUT REQUIRE TWO OR MORE DIRECTIONAL ASPECTS. A)TENSORS B)VECTOR QUANTITIES C)SYSTEM OF FORCES D)SCALAR QUANTITIES ANS.A 18)WHEN SEVERAL FORCES ACT IN A GIVEN SITUATION. A)TENSORS B)VECTOR QUANTITIES C)SYSTEM OF FORCES D)SCALAR QUANTITIES

ANS.C

19)ALL FORCES OF THE SYSTEM ARE IN A COMMON LINE ACTION. A) CONCURRENT,COPLANAR B)COLLINEAR FORCES SYSTEM C)PARALLEL,COPLANAR D)NON CONCURRENT,COPLANAR ANS.B 20)THE ACTION LINES OF ALL THE FORCES ARE IN THE SAME PLANE AND INTERSECT A COMMON POINT. A) CONCURRENT,COPLANAR B)COLLINEAR FORCES SYSTEM C)PARALLEL,COPLANAR D)NON CONCURRENT,COPLANAR ANS.A 21)THE ACTION LINES OF ALL THE FORCES OF THE SYSTEM ARE PARALLEL AND LIE IN THE SAME PLANE. A) CONCURRENT,COPLANAR B)COLLINEAR FORCES SYSTEM C)PARALLEL,COPLANAR D)NON CONCURRENT,COPLANAR ANS.C

22)THE ACTION LINES OF ALL THE FORCES OF THE SYSTEM ARE IN THE SAME PLANE,BUT THEY ARE NOT PARALLEL AND DON’T INTERSECT IN A COMMON POINT. A) CONCURRENT,COPLANAR B)COLLINEAR FORCES SYSTEM C)PARALLEL,COPLANAR D)NON CONCURRENT,COPLANAR ANS.B 23) THE ACTION LINES OF ALL THE FORCES ARE NOT IN THE SAME PLANE AND INTERSECT A COMMON POINT. A)CONCURRENT,NON COPLANAR B)COLLINEAR FORCES SYSTEM C)PARALLEL,NON COPLANAR D)NON CONCURRENT,NON COPLANAR,NON PARALLEL ANS.A 24) )THE ACTION LINES OF ALL THE FORCES OF THE SYSTEM ARE PARALLEL AND NOT ALL LIE IN THE SAME PLANE. A)CONCURRENT,NON COPLANAR B)COLLINEAR FORCES SYSTEM C)PARALLEL,NON COPLANAR D)NON CONCURRENT,NON COPLANAR,NON PARALLEL ANS.C 25)THE ACTION LINES OF ALL THE FORCES OF THE SYSTEM ARE ALL NOT IN THE SAME PLANE,BUT THEY ARE ALL NOT PARALLEL AND DO NOT ALL INTERSECT IN A COMMON POINT. A)CONCURRENT,NON COPLANAR B)COLLINEAR FORCES SYSTEM C)PARALLEL,NON COPLANAR D)NON CONCURRENT,NON COPLANAR,NON PARALLEL ANS.D 26)THE SIMPLEST FORCE SYSTEM THAT CAN REPLACE THE ORIGINAL SYSTEM WITHOUT CHANGING ITS EXTERNAL EFFECT. A)COUPLE B)RESULTANT C)COMPOSITION D)GRAPHICAL ANS.B 27)A PAIR OF PARALLEL FORCES HAVING SAME MAGNITUDE BUT OPPOSITE SENSES. A)COUPLE B)RESULTANT C)COMPOSITION D)GRAPHICAL ANS.A 28)THE PROCESS OF REPLACING A FORCE SYSTEM BY ITS RESULTANT A)COUPLE B)RESULTANT C)COMPOSITION D)GRAPHICAL

ANS.C

29)A PICTORIAL REPRESENTATION IN SOLVING A SYSTEM A)COUPLE B)RESULTANT C)COMPOSITION D)GRAPHICAL

ANS.D

30)IS USED TO OBTAIN THE MAGNITUDE AND DIRECTION OF THE RESULTANT OF ANY TWO CONCURRENT FORCES. A)PARALLELOGRAM LAW B)RESOLUTION C)COSINE LAW D)TRIANGLE LAW ANS.D 31)AN ANALYTICAL METHOD OF FINDING THE RESULTANT OF CONCURRENT FORCES. A)PARALLELOGRAM LAW B)RESOLUTION C)COSINE LAW D)TRIANGLE LAW ANS.B 32)MEANS THAT EITHER ONE OF TWO COPLANAR FORCES HAVING THE GIVEN FORCE AS RESULTANT. A)COMPONENTS B)POLYGON METHOD C)MOMENT OF FORCE D)COUPLE ANS.A 33)IS USED TO CHECK THE RESULTS OBTAINED FROM THE RESOLUTION AND COMPOSITION METHOD. A)COMPONENTS B)POLYGON METHOD C)MOMENT OF FORCE D)COUPLE

ANS.B

34)IS A VECTOR QUANTITY THAT IS REPRESENTED AS A VECTOR ALONG THE MOMENT AXIS. A)COMPONENTS B)POLYGON METHOD C)MOMENT OF FORCE D)COUPLE ANS.C 35)THE ALGEBRAIC SUM OF THE MOMENT OF ITS FORCES ABOUT ANY AXIS PERPENDICUL;AR TO THE PLANE OF THE COUPLE. A)THE MAGNITUDE OF THE COUPLE B)THE SLOPE OF THE PLANE OF THE COUPLE. C)THE SENSE OF RO TATION OF THE COUPLE. D)THE MOMENT OF THE COUPLE. ANS.D

36)THE FORCE OF ATTRACTION OF THE EARTH ON A BODY. A)MASS B)DENSITY C)WEIGHT D)DIRECTION ANS.C 37)THEOREM OF PAPPUS WHICH STATE THAT THE SURFACE AREA OF ANY SOLID OF REVOLUTION IS THE PRODUCT OF THE LENGTH MULTIPLIED BY THE DISTANCE TRAVELLED. A)1ST PROPOSITION B)2ND PROPOSITION C)3RD PROPOSITION D)4TH PROPOSITON ANS.A 38)THE SURFACE AREA OF THE SQUARE OF SPHERE IS EQUAL TO THE LENGTH OF SEMI-CIRCLE MULTIPLIED BY THE DISTANCE TRAVELLED BY THE CENTROID OF A SEMI CIRCLE. A)1ST PROPOSITION B)2ND PROPOSITION C)3RD PROPOSITION D)4TH PROPOSITON ANS.A 39)THE VOLUME OF ANY SOLID OF REVOLUTION IS THE PRODUCT OF THE GENERATING AREA . A)1ST PROPOSITION B)2ND PROPOSITION C)3RD PROPOSITION D)4TH PROPOSITON ANS.B 40)THEOREM USED IN LOCATING THE CENTROID OF THE SEMICIRCLE ARC. A)PYTHAGOREAN THEOREM B)NEWTON’S THEOREM C)PAPPUS THEOREM D)NONE OF THE ABOVE ANS.C 41)A SYSTEM OF FORCES ACTING ON A BODY WHICH HAS NO RESULTANT. A)FREE BODY DIAGRAM B)EQUILIBRIUM C)COPLANAR D)FORCE ANS.B 42)IS A SKETCH OF A BODY COMPLETELY ISOLATED OR FREE FROM ALL OTHER BODIES. A)FREE BODY DIAGRAM B)EQUILIBRIUM C)COPLANAR D)FORCE ANS.A

43)IS A DEFINITE AMOUNT OF MATTER THE PARTS OF WHICH ARE FIXED IN POSITON RELATIVE TO ONE ANOTHER. A)MASS B)FORCE C)RIGID BODY D)STATIC BODY ANS.C 44)IS THE ACTION EXERTED BY ONE BODY UPON ANOTHER. A)MASS B)FORCE C)RIGID BODY D)STATIC BODY ANS.B 45)A UNIT OF FORCE A)METER SQUARED B)PASCAL C)POUNDS D)NEWTON

ANS.D

46)THE EXTERNAL EFFECT OF A FORCE IN A REGID BODY IS THE SAME FOR ALL POINTS ALONG ITS LINE OF ACTION A)PRINCIPLE OF TRANSMISIBILITY OF A FORCE B)AXIOMS OF MECHANICS C)CHARACTERISTICS OF FORCE D)SCALAR AND VECTOR QUANTITIES ANS.A 47)THE RESULTANT OF TWO FORCES IS THE DIAGONAL FORMED ON TWO VECTORS OF THOSE FORCES. A)PARALLELOGRAM LAW B)RESOLUTION C)COSINE LAW D)TRIANGLE LAW ANS.A 48)THE FORCES ARE IN EQUIBRIUM ONLY WHEN EQUAL IN MAGNITUDE ,OPPOSITE IN DIRECTION AND COLLINEAR IN ACTION. A)PRINCIPLE OF TRANSMISIBILITY OF A FORCE B)AXIOMS OF MECHANICS C)CHARACTERISTICS OF FORCE D)SCALAR AND VECTOR QUANTITIES ANS.B 49)IS A CONVINIENT COROLLARY OF THE PARALLELOGRAM LAW. A)PARALLELOGRAM LAW B)RESOLUTION C)COSINE LAW D)TRIANGLE LAW ANS.D

50)THE DETERMINATION OF THE RESULTANT OF 3 OR MORE CONCURRENT FORCES THAT ARE NOT COLLINEAR. A) RESULTANT OF CONCURRENT,COPLANAR B)COLLINEAR FORCES SYSTEM C)PARALLEL,COPLANAR D)NON CONCURRENT,COPLANAR ANS.A 51)ADDITION WHICH IS FOLLOWED BY THE PARALLELOGRAM LAW DESCRIBED BY THE FIGURE. A)RESOLUTION OF THE VECTOR B)ADDITION OF THE VECTOR C)EQUILIBRIUM EQUATION FOR A PARTICLE D)PARTICLE ANS.B 52)AN OBJECT WITH INERTIA BUT OF NEGLIGIBLE DIMENSION. A)RESOLUTION OF THE VECTOR B)ADDITION OF THE VECTOR C)EQUILIBRIUM EQUATION FOR A PARTICLE D)PARTICLE ANS.D 53)A PARTICLE IS IN EQUILIBRIUM IF THE RESULTANT OF ALL FORCES ACTING ON THE PARTICLE IS EQUAL TO ZERO. A)RESOLUTION OF THE VECTOR B)ADDITION OF THE VECTOR C)EQUILIBRIUM EQUATION FOR A PARTICLE D)PARTICLE ANS.C 54)IN A RECTANGULAR COORDINATE SYSTEM THE EQUILIBRIUM EQUATIONS CAN BE REPRESENTED BY THREE SCALAR EQUATIONS. A)EQUILIBRIUM EQUATION IN COMPONENT FORM B)FREE BODY DIAGRAM C)STRING OR CABLE D)LINEAR SPRING ANS.A 55)A MECHANICAL DEVICE THAT CAN ONLY TRANSMIT A TENSILE FORCE ALONG ITSELF. A)EQUILIBRIUM EQUATION IN COMPONENT FORM B)FREE BODY DIAGRAM C)STRING OR CABLE D)LINEAR SPRING ANS.A 56)A MECHANICAL DEVICE THAT CAN WHICH EXERTS A FORCE ALONG ITS LINE OF ITS ACTION AND PROPORTIONAL TO ITS EXTENSION. A)EQUILIBRIUM EQUATION IN COMPONENT FORM B)FREE BODY DIAGRAM C)STRING OR CABLE D)LINEAR SPRING ANS.D

57)THE TENSION IN THE CABLE IS THE SAME ON BOTH SIDES OF THE PULLEY. A)FRICTIONLESS PULLEY B)STATIC EQUILIBRIUM FOR A RIGID BODY] C)NEWTON’S 3RD LAW D)COMPOSITE BODIES AND EXTERNAL SOURCE ANS.A 58)EACH ACTION HAS A REACTION EQUAL IN MAGNITUDE AND OPPOSITE IN DIRECTION. A)FRICTIONLESS PULLEY B)STATIC EQUILIBRIUM FOR A RIGID BODY] C)NEWTON’S 3RD LAW D)COMPOSITE BODIES AND EXTERNAL SOURCE ANS.C 59)FORCESW AND COUPLES WHICH ARE A RESULT OF INTERACTION BETWEEN ONE PART OF AN OBJECT AND ANOTHER PART OF IT WILL NOT APPEAR IN THE FREE BODY DIAGRAM OF THE WHOLE OBJECT. A)FRICTIONLESS PULLEY B)STATIC EQUILIBRIUM FOR A RIGID BODY C)NEWTON’S 3RD LAW D)COMPOSITE BODIES AND EXTERNAL SOURCE ANS.D 60)EACH FORCE OR COUPLE PUTTED ON A FREE DIAGRAM REPRESENTS A MODEL OF HOW A BODY IS AFFECTED BY ITS SOROUNDINGS. A)A TWO FORCE MEMBER B)A THREE FORCE MEMBER C)FORCES AND COUPLES OF A FREE BODY D)TRUSS ANS.C 61)IT IS A STRUCTURE MADE OF TWO FORCE MEMBERS ALL PIN IS CONNECTED TO EACH OTHER. A)A TWO FORCE MEMBER B)A THREE FORCE MEMBER C)FORCES AND COUPLES OF A FREE BODY D)TRUSS ANS.D 62)A BODY WHICH HAS FORCES APPLIED ONTO IT AT ONLY TWO POINTS AND NO COUPLES APPPLIED ONTO IT AT ALL. A)A TWO FORCE MEMBER B)A THREE FORCE MEMBER C)FORCES AND COUPLES OF A FREE BODY D)TRUSS ANS.A

63)A BODY WHICH HAS FORCES APPLIED ONTO IT AT ONLY THREE POINTS AND NO COUPLES APPLIED ONTO IT AT ALL. A)A TWO FORCE MEMBER B)A THREE FORCE MEMBER C)FORCES AND COUPLES OF A FREE BODY D)TRUSS ANS.B 64)THIS METHOD USES THE FREE BODY DIAGRAM OF JOINTS IN THE STRUCTURE TO DETERMINE THE FORCES IN EACH MEMBER. A)METHOD OF JOINTS B)THE METHOD OF SECTIONS C)ZERO FORCE MEMBER D)A REDUNDANT JOINT ANS.A 65)THIS MEHOD USES FREE BODY DIAGRAMS OF SECTIONS OF THE TRUSS TO OBTAIN UNKNOWN FORCES. A)METHOD OF JOINTS B)THE METHOD OF SECTIONS C)ZERO FORCE MEMBER D)A REDUNDANT JOINT ANS.B 66)SOME MEMBERS IN THE TRUSS WHICH CANNOT CARRY LOAD. A)METHOD OF JOINTS B)THE METHOD OF SECTIONS C)ZERO FORCE MEMBER D)A REDUNDANT JOINT ANS.C

67)IN THE FREE DIAGRAM LOAD IS DIRECTLY TRANSMITTED FROM EACH MEMBER TO THE ONE OPPOSITE WITHOUT ANY INTERACTION. A)METHOD OF JOINTS B)THE METHOD OF SECTIONS C)ZERO FORCE MEMBER D)A REDUNDANT JOINT ANS.D 68)THIS MEMBERS MUST BE REMOVED FROM THE TRUSS,OTHERWISE ONE WILL HAVE A INSUFFICIENT NUMBER OF EQUATIONS. A)REDUNDANT MEMBERS B)MECHANISM C)CURVED MEMBERS D)NONE OF THE ABOVE ANS.A

69)SOMETIMES TEHRE IS TOO MUCH FREEDOM IN A STRUCTURE ,THE FOLLOWING STRUCTURE CANNOT CARRY LOAD SINCE IT WILL COLLAPSE UNDER THE LOAD.

A)REDUNDANT MEMBERS B)MECHANISM C)CURVED MEMBERS D)NONE OF THE ABOVE

ANS.B

70)TWO FORCES ACTING ON A TWO FORCE MEMBER ARE ALONG THE LINE CONNECTING THE TWO POINTS ON WHICH THE LOADS ARE APPLIED. A)REDUNDANT MEMBERS B)MECHANISM C)CURVED MEMBERS D)NONE OF THE ABOVE ANS.C 71)A GENERAL TRIANGULAR OBJECT WHICH IS PLACED BETWEEN TWO OBJECTS TO EITHER HOLD THEM IN PLACE OR IS USED TO MOVE ONE RELATIVE TO THE OTHER. A)SCREW B)SELF LOCKING SCREW C)FRAMES D)WEDGES ANS.D 72)IT IS A COMBINATION OF A TWO WEDGES OBTAIN FROM THE OPENING THE HELICAL TREADS.. A)SCREW B)SELF LOCKING SCREW C)FRAMES D)WEDGES ANS.A 73)IF THE LEAD ANGLE IS SELECTED SUCH THAT IN THE ABSENCE OF A SCREWING MOMENT. A)SCREW B)SELF LOCKING SCREW C)FRAMES D)WEDGES ANS.B 74)IS THE SECOND MOMENT OF AREA AROUND A GIVEN AXIS. A)AREA MOMENT OF INERTIA B)RADIUS OF GYRATION C)PARALLEL AXIS THEOREM D)NONE OF THE ABOVE ANS.A 75)CAN BE CALCULATED IF WE HAVE A RECTANGULAR COORDINATE SYSTEM,ONE CAN DEFINE THE AREA MOMENT OF INERTIAL AROUND THE AXIS. A)AREA MOMENT OF INERTIA B)RADIUS OF GYRATION C)PARALLEL AXIS THEOREM D)NONE OF THE ABOVE ANS.C

76)IT IS THE DISTANCE AWAY FROM THE AXIS THAT ALL THE AREA CAN BE CONCENTRATED TO RESULT IN THE SAME MOMENT OF INERTIA. A)AREA MOMENT OF INERTIA B)RADIUS OF GYRATION C)PARALLEL AXIS THEOREM D)NONE OF THE ABOVE ANS.B 77)THE EXPLICIT FORM OF THE LAWS OF MECHANICS DEPEND ON THIS AND IS USED TO REFERENCE THE MOTIONS. A)EULER’S LAW B)LINEAR MOMENTUM OF PARTICLE C)LINEAR MOMENTUM OF A BODY D)INERTIAL FRAME ANS.D 78)LAW WHICH GOVERNS THE MOTION FOR A RIGID BODY A)EULER’S LAW B)LINEAR MOMENTUM OF PARTICLE C)LINEAR MOMENTUM OF A BODY D)INERTIAL FRAME

ANS.A

79)FOR A SINGLE PARTICLE OF MASS ITS LINEAR MOMENTUM BY ITS MASS TIMES ITS VELOCITY. A)EULER’S LAW B)LINEAR MOMENTUM OF PARTICLE C)LINEAR MOMENTUM OF A BODY D)INERTIAL FRAME ANS.B 80)IS ASSUMED TO BE THE SUM OF THE LINEAR MOMENTUM OF TS PARTICLES. A)EULER’S LAW B)LINEAR MOMENTUM OF PARTICLE C)LINEAR MOMENTUM OF A BODY D)INERTIAL FRAME ANS.C 81)FOR A PARTICLE OF MASS IS DEFINED AS THE MOMENT OF LINEAR MOMENTUM AROUND THE POINT. A)ANGULAR MOMENTUM OF A RIGID BODY B)ANGULAR MOMENTUM OF A PARTICLE C)AGULAR VELOCITY D)ANGULAR ACCELERATION ANS.B 82)A VECTOR ITSELF WHICH HAS A MAGNITUDE EQUAL TO THE RATE OF ROTATION. A)ANGULAR MOMENTUM OF A RIGID BODY B)ANGULAR MOMENTUM OF A PARTICLE C)AGULAR VELOCITY D)ANGULAR ACCELERATION ANS.C

83)IS THE RATE OF CHANGE OF THE ANGULAR VELOCITY WITH RESPSECT TO TIME. A)ANGULAR MOMENTUM OF A RIGID BODY B)ANGULAR MOMENTUM OF A PARTICLE C)AGULAR VELOCITY D)ANGULAR ACCELERATION ANS.D 84)WHEN TWO SURFACE COME INTO CONTACT FORCES ARE APPLIED BY EACH OTHER SURFACE ON THE OTHER. A)FRICTION FORCE B)KINETIC FRICTION C)STATIC FRICTION D)PENDING MOTION ANS.A 85)THE FRICTIONAL FORCES THAT CAN RESULT BETWEEN TWO SURFACES SLIDE RELATIVE TO EACH OTHER. A)FRICTION FORCE B)KINETIC FRICTION C)STATIC FRICTION D)PENDING MOTION ANS.C 86)THE FRICTIONAL FORCES THAT CAN RESULT WHEN TWO SURFACES ARE SLIDING TO EACH OTHER IS PROPORTIONAL TO THE NORMAL FORCE APPLIED ON THE SURFACE. A)FRICTION FORCE B)KINETIC FRICTION C)STATIC FRICTION D)PENDING MOTION ANS.B

87)REFERS TO THE STATE JUST BEFORE SURFACES START TO SLIP. A)FRICTION FORCE B)KINETIC FRICTION C)STATIC FRICTION D)PENDING MOTION ANS.D 87)ONE CALCULATES THE WORK OF A FORCE ON A RIGID BODY EXACTLY THE SAME AS ONE WOULD CALCULATE THE WORK FOR A PARTICLE. A)POWER OF A COUPLE B)WORK OF A FORCE C)WORK OF A COUPLE D)WORK-ENERGY RELATION ANS.B

88)IS A METHOD FOR PREDICTING FAILURE OF A STRUCTURE CONTAINING A CRACK. A)FRACTURE NECHANICS B)CONTINUUM MECHANICS C)DEFORMATION MECHANICS D)FLUID MECHANICS ANS.A 89)THE STUDY OF DEFORMATIONS TYPICALLY IN THE ELASTIC RANGE. A)FRACTURE NECHANICS B)CONTINUUM MECHANICS C)DEFORMATION MECHANICS D)FLUID MECHANICS ANS.C 90)IT IS THE STUDY ON HOW FLUIDS REACT TO FORCES. A)FRACTURE NECHANICS B)CONTINUUM MECHANICS C)DEFORMATION MECHANICS D)FLUID MECHANICS

ANS.D

91)A METHOD ODF AAPLYING MECHANICS THAT ASUUMES ALL OBJECTS ARE CONTINOUS. A)FRACTURE NECHANICS B)CONTINUUM MECHANICS C)DEFORMATION MECHANICS D)FLUID MECHANICS ANS.B 92)UNDER THIS CONDITION THE FORCES OR VECTORS ARE TRANSFORMED INTO A POLYGON. A)DIRECTIONAL CONDITION B)ANALYTICAL CONDITION C)HYDRAULICS D)GRAPHICAL CONDITION ANS.D 93)IF THREE OR MORE NON-PARALLEL FORCES OR VECTORS ARE IN EQUILIBRIUM THEY MUST BE CONCURRENT. A)DIRECTIONAL CONDITION B)ANALYTICAL CONDITION C)HYDRAULICS D)GRAPHICAL CONDITION ANS.A 94)IF FROCES OR VECTORS ARE IN EQUILIBRIUM THEN IT MUST SATISFY THE THREE STATIC EQUATIONS. A)DIRECTIONAL CONDITION B)ANALYTICAL CONDITION C)HYDRAULICS D)GRAPHICAL CONDITION ANS.B

95)IT IS THE APPLICATION OF FLUID MECHANICS IN ENGINEERING. A)DIRECTIONAL CONDITION B)ANALYTICAL CONDITION C)HYDRAULICS D)GRAPHICAL CONDITION ANS.C 96)WHEN THE LOADING IS UNIFORMLY DISTRIBUTED HORIZONTALLY THE CABLE IS ANALYZED AS. A)PARABOLIC CABLE B)CATENARY C)PROJECTILE D)ROTATION ANS.A 97)WHEN THE LOADING IS DISTRIBUTED ALONG THE CABLE THE CABLE IS ANALYZED AS A)PARABOLIC CABLE B)CATENARY C)PROJECTILE D)ROTATION ANS.B 98)IS ONE WHOS ACTION IS NOT CONFINED TO OR ASSOCIATED WITH A UNIQUE LINE IN SPACE. A)SLIDING VECTOR B)FREE VECTOR C)FIXED VECTOR D)NONE OF THJE ABOVE ANS.B 99)IS ONE FOR WHICH A UNIQUE LINE IN SPACE MUST BE MAINTAINED ALONG WHICH THE QUANTITY ACTS. A)SLIDING VECTOR B)FREE VECTOR C)FIXED VECTOR D)NONE OF THJE ABOVE

ANS.A

100)IS ONE WHICH A UNIQUE POINT OF APPLICATION IS SPECIFIED AND THEREFORE THE VECTOR OCCUPIES A PARTICULAR POSITION IN SPACE. A)SLIDING VECTOR B)FREE VECTOR C)FIXED VECTOR D)NONE OF THJE ABOVE ANS.C

100 REVIEW QUESTIONS IN ENGINNERING MECHANICS (OBJECTIVE TYPE)          

STATICS DYNAMICS KINEMATICS RIGID BODIES PRINCIPLES OF TRANSMISSIBILTY AXIOMS OF MECHANICS FORCE SYSTEMS MOMENT OF FORCES COUPLES GENERAL MECHANICS