1
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
A boy standing at the top of a tower of 20 m height drops a stone. Assuming g = 10 m s$$-$$2, the velocity with which it hits the ground is
A
10.0 m/s
B
20.0 m/s
C
40.0 m/s
D
5.0 m/s
2
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
A particle moves in a circle of radius 5 cm with constant speed and time period 0.2$$\pi $$ s. The acceleration of the particle is
A
15 m/s2
B
25 m/s2
C
36 m/s2
D
5 m/s2
3
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
A missile is fired for maximum range with an initial velocity of 20 m/s. If g = 10 m/s2, the range of the missile is
A
40 m
B
50 m
C
60 m
D
20 m
4
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
A body is moving with velocity 30 m/s towards east . After 10 seconds its velocity becomes 40 m/s towards north. The average acceleration of the body is
A
1 m/s2
B
7 m/s2
C
$$\sqrt 7 $$ m/s2
D
5 m/s2
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