1
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
The potential energy of a long spring when stretched by 2 cm is U. If the spring is stretched by 8 cm the potential energy stored in it is
A
U/4
B
4U
C
8U
D
16U
2
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
300 J of work is done in sliding a 2 kg block up an inclined plane of height 10 m. Work done against friction is (Take g = 10 m/s2)
A
1000 J
B
200 J
C
100 J
D
zero
3
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
A force F acting

AIPMT 2005 Physics - Work, Energy and Power Question 22 English
on an object varies with distance x as shown here. The force is in N and x in m. The work done by the force in moving the object from x = 0 to x = 6 m is
A
18.0 J
B
13.5 J
C
9.0 J
D
4.5 J
4
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
A mass of 0.5 kg moving with a speed of 1.5 m/s on horizontal smooth surface, collides with a nearly weightless spring of force constant k = 50 N/m. The maximum compression of the spring would be

AIPMT 2004 Physics - Work, Energy and Power Question 19 English
A
0.15 m
B
0.12 m
C
1.5 m
D
0.5 m
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