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Grade: 11
        
a block of mass m sliding on smooth inclined plane of inclination threata and length l. the magnitude of power supllied by gravitational force to the block at instant it reaches the bottom on incline is?
answer fast plz
10 months ago

Answers : (1)

Vikas TU
8808 Points
							
From the third law of Newton’s equation,
v^2 = 0^2 + 2gsin(thetha)*l
v = sqroot(2gsin(thetha)*l)
 
Power = Force x velocity
          = mgsint(thetha)*sqroot(2gsin(thetha)*l) .
10 months ago
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