1
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
A body projected vertically from the earth reaches a height equal to earth's radius before returning to the earth. The power exerted by the gravitational force is greatest
A
at the highest position of the body
B
at the instant just before the body hits the earth.
C
it remains constant all through.
D
at the instant just after the body is projected.
2
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
A particle of mass m is released from rest and follows a parabolic path as shown. Assuming that the displacement of the mass from the origin is small, which graph correctly depicts the position of the particle as a function of time ?

AIPMT 2011 Prelims Physics - Work, Energy and Power Question 33 English
A
AIPMT 2011 Prelims Physics - Work, Energy and Power Question 33 English Option 1
B
AIPMT 2011 Prelims Physics - Work, Energy and Power Question 33 English Option 2
C
AIPMT 2011 Prelims Physics - Work, Energy and Power Question 33 English Option 3
D
AIPMT 2011 Prelims Physics - Work, Energy and Power Question 33 English Option 4
3
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
A particle of mass M, starting from rest, undergoes uniform acceleration. If the speed acquired in time T is V, the power delivered to the particle is
A
$${{M{V^2}} \over T}$$
B
$${1 \over 2}{{M{V^2}} \over {{T^2}}}$$
C
$${{M{V^2}} \over {{T^2}}}$$
D
$${1 \over 2}{{M{V^2}} \over T}$$
4
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
A ball moving with velocity 2 m/s collides head on with another stationary ball of double the mass. If the coefficient of restitution is 0.5, then their velocities (in m/s) after collision will be
A
0, 1
B
1, 1
C
1, 0.5
D
0, 2
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