1
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
The potential energy of a system increases if work is done
A
upon the system by a nonconservative force
B
by the system agains is a conservative force.
C
by the system against a nonconservative force.
D
upon the system by a conservative force.
2
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Force F on a particle moving in a straight line varies with distance d as shown in figure.

AIPMT 2011 Prelims Physics - Work, Energy and Power Question 35 English
The work done on the particle during its displacement of 12 m is
A
18 J
B
21 J
C
26 J
D
13 J
3
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.
4
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 36 English
A
AIPMT 2011 Prelims Physics - Work, Energy and Power Question 36 English Option 1
B
AIPMT 2011 Prelims Physics - Work, Energy and Power Question 36 English Option 2
C
AIPMT 2011 Prelims Physics - Work, Energy and Power Question 36 English Option 3
D
AIPMT 2011 Prelims Physics - Work, Energy and Power Question 36 English Option 4
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