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An object of mass m is tied to a string of length l and variable Force F is applied on itwhich bring the string gradually at angle thettawith the vertical. Find the work done by the force F


3 years ago

Arun
24742 Points
							 Th work done W = ,|(integration) F.l.dtheta. Here the displacement by the action of force is equal to l d$\theta$and you will find the answer as Mgl (1-cos $\theta$)
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3 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