Aiats Medical Aipmt2015 Test1

Test - 1_Code B (Answers & Hints)

All India Aakash Test Series for Medical-2015

T EST – 1

ANSWERS 1.

(3)

37.

(2)

73.

(2)

109. (3)

145. (3)

2.

(2)

38.

(2)

74.

(1)

110. (4)

146. (2)

3.

(4)

39.

(4)

75.

(4)

111. (1)

147. (3)

4.

(4)

40.

(3)

76.

(1)

112. (3)

148. (2)

5.

(1)

41.

(3)

77.

(4)

113. (3)

149. (1)

6.

(4)

42.

(4)

78.

(3)

114. (3)

150. (2)

7.

(3)

43.

(2)

79.

(4)

115. (3)

151. (2)

8.

(2)

44.

(2)

80.

(3)

116. (3)

152. (3)

9.

(3)

45.

(4)

81.

(3)

117. (2)

153. (2)

10.

(3)

46.

(2)

82.

(2)

118. (4)

154. (1)

11.

(4)

47.

(1)

83.

(4)

119. (4)

155. (1)

12.

(1)

48.

(2)

84.

(2)

120. (3)

156. (3)

13.

(1)

49.

(4)

85.

(4)

121. (4)

157. (1)

14.

(2)

50.

(2)

86.

(3)

122. (4)

158. (4)

15.

(2)

51.

(3)

87.

(4)

123. (3)

159. (1)

16.

(4)

52.

(2)

88.

(1)

124. (4)

160. (4)

17.

(2)

53.

(3)

89.

(4)

125. (3)

161. (3)

18.

(4)

54.

(3)

90.

(1)

126. (3)

162. (2)

19.

(3)

55.

(1)

91.

(4)

127. (3)

163. (1)

20.

(3)

56.

(2)

92.

(3)

128. (1)

164. (2)

21.

(4)

57.

(4)

93.

(3)

129. (2)

165. (2)

22.

(2)

58.

(1)

94.

(3)

130. (1)

166. (3)

23.

(3)

59.

(2)

95.

(2)

131. (1)

167. (2)

24.

(2)

60.

(4)

96.

(2)

132. (1)

168. (1)

25.

(4)

61.

(4)

97.

(3)

133. (3)

169. (1)

26.

(1)

62.

(4)

98.

(2)

134. (3)

170. (4)

27.

(2)

63.

(4)

99.

(4)

135. (3)

171. (3)

28.

(4)

64.

(2)

100. (4)

136. (1)

172. (4)

29.

(1)

65.

(3)

101. (3)

137. (3)

173. (3)

30.

(2)

66.

(4)

102. (3)

138. (4)

174. (3)

31.

(1)

67.

(3)

103. (3)

139. (2)

175. (2)

32.

(4)

68.

(2)

104. (2)

140. (3)

176. (4)

33.

(2)

69.

(3)

105. (4)

141. (4)

177. (3)

34.

(2)

70.

(1)

106. (3)

142. (3)

178. (3)

35.

(2)

71.

(2)

107. (3)

143. (3)

179. (2)

36.

(4)

72.

(2)

108. (3)

144. (4)

180. (4)

1/8

All India Aakash Test Series for Medical-2015

Test - 1_Code B (Answers & Hints)

Hints to Selected Questions [ PHYSICS] 1.

Answer (3)

11. Answer (4)

[ML2T −2 ] = [ML−1T−2 ] Energy density = [L3 ]

Least % error in 500 × 10–4 m. 12. Answer (1) 13. Answer (1)

Pressure = [ML–1T–2] 2.

Answer (2)

3.

Answer (4)

4.

Answer (4)

5.

Answer (1)

% = 2% v=3

15. Answer (2)

n2 = 3.6 = 36 × 10–1 7.

Answer (3) [px] = pxr qt 2

8.

%=

= [r] = [F]

0.06 × 100 = 1 % 6

d% = 4%

x = Asin(ABt)

16. Answer (4)

A = [L]

9.

0.005 × 100 = 1 % 0.5

m πr 2 d% = m% + 2r% + %

= F = [MLT ]

Dimension of ABt =

0.003 × 100 = 1 % 0.3

d=

−2

Answer (2)

B=

m%= r %=

F = px + qt2 + r [qt2]

3)

14. Answer (2)

1 kg m2 s–2 = n2 (10 kg) (10 m)2 (1 minute)–2 Answer (4)

% (v =

v = 6%

n1u1 = n2u2

6.

S% = 4 = 2 % (s = 6 2)

Maximum % error = 3L% + 2T% [L0T0]

1 = [L−1T −1] [L] [T]

Answer (3)

10. Answer (3)

= 3 × 1 + 2 × 0.5 = 4% 17. Answer (2) 18. Answer (4) 19. Answer (3) 20. Answer (3)

dL 2 =+ L 100

dT 1 dL 1 dg = − T 2 L 2 g dg 4 =− g 100 T%=

1 1 (2) − ( −4) 2 2

= 3% (Increases)

2/8

21. Answer (4) 22. Answer (2)

h1 =

1 g (2)2 2

h2 =

1 1 g (u )2 − g (2)2 2 2

h1 1 = h2 3

Test - 1_Code B (Answers & Hints) 23. Answer (3)

All India Aakash Test Series for Medical-2015 31. Answer (1) α = 2 m/s2

h2 = 3h1

h=

1 2 gT 2

1 1 ⎛T ⎞ h′ = gT 2 − g ⎜ ⎟ 2 2 ⎝4⎠

2

32. Answer (4)

A

For AB,

25. Answer (4)

s = ut +

1 2 at 2

a = –1 m/s2

24. Answer (2)

2 1 1 = + v v1 v 2

C

64 m

⎛ 15 ⎞ h′ = ⎜ ⎟ h ⎝ 16 ⎠

x+x 2 = x x 1 1 + + v1 v 2 v v 2

B

40 m

t=0 u = 12 m/s

⇒

⎛ αβ ⎞ v max = ⎜ ⎟T ⎝α+β⎠

(Retardation)β = 3 m/s2

1 ⎛ 15 ⎞ h′ = gT 2 ⎜ ⎟ 2 ⎝ 16 ⎠

v=

T = 10 s

For AC,

1 64 = 12t − (1) t 2 2 t = 8 s and 16 s

33. Answer (2) 2

⎛v ⎞ 2 ⎜ 2 ⎟ = v − 2g (30) ⎝ ⎠

26. Answer (1) v = 800

v =B x

v = 20 2 m/s

v2 = B2x uniformly accelerated

β2 Acceleration. = 2 1 ⎛ β2 ⎞ s = ⎜⎜ ⎟⎟ t 2 2⎝ 2 ⎠ 27. Answer (2)

28 m/s 34. Answer (2) 35. Answer (2) 36. Answer (4) 37. Answer (2) x = t2 – t3

Area =

1 1 × 3 × 30 + × 1× ( −10) 2 2

= 45 – 5 = 40 m 28. Answer (4) 29. Answer (1)

⎛u +v ⎞ s =⎜ ⎟t ⎝ 2 ⎠

u = 2t – 3t2 For max. velocity

dv =0, dt d 2v