A body of mass 5 kg is raised vertically upwards to a height of 10m by a force 170 N. The velocity of a body at this height will be
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Work done by force is converted into total energy acquired by body at that height.
FS = 0.5mv² + mgS
Rearrange the above equation to find v
v = √[2 × (FS - mgh) / (m)]
= √[2 × ((170 × 10) - (5 × 10 m/s² × 10 m)) / (5 kg)]
= 21.90 m/s
Refer to the image attached for better understanding.
FS = 0.5mv² + mgS
Rearrange the above equation to find v
v = √[2 × (FS - mgh) / (m)]
= √[2 × ((170 × 10) - (5 × 10 m/s² × 10 m)) / (5 kg)]
= 21.90 m/s
Refer to the image attached for better understanding.
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