Question
Question: A block of mass 10 kg is released on a fixed wedge inside a cart which is moved with constant veloci...
A block of mass 10 kg is released on a fixed wedge inside a cart which is moved with constant velocity 10 m/s towards right. Take initial velocity of block with respect to cart, zero. Then work done by normal reaction on block in 2 s from ground frame will be : (g = 10 m/s2)
A
1320 J
B
960 J
C
1200 J
D
240 J
Answer
960 J
Explanation
Solution
Work done depends upon frame of reference.