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A block of mass 10 kg is released on a fixed wedge inside a cart which is moved with constant velocity 10 ms-1 towards right. Take initial velocity of block with respect to cart zero. Then work done by normal reaction on block in two second from ground frame will be (g = 10 ms-2)
A block of mass 10 kg is released on a fixed wedge inside a cart which is moved with constant velocity 10 ms-1 towards right. Take initial velocity of block with respect to cart zero. Then work done by normal reaction on block in two second from ground frame will be (g = 10 ms-2)

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4 years ago

Muzamil Hussain
11 Points
```							Workdone by normal reaction will be zero as there is 90 degree angle bw the force and displacement .So workdone =F.dcos theta N.d cos90= 0
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2 years ago
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Course Features

• 110 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions