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[" 33.A car weighing "1400kg" is moving ...

[" 33.A car weighing "1400kg" is moving at a speed of "54km/h/J],[" o up a hill when the motor stops.If it is just able to reach "],[" the destination which is at a height of "10m" above the "],[" point,calculate the work done against friction (negative "],[" im of the work done by the friction)."]

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A car weighing 1400 kg is moving at speed of 54 km/h up a hill when the motor stops. If it is just able to read the destination which is at a height of 10 m above the point calculte the work done against friction (negative of the work done by the friction).

A car weighing 1400 kg is moving at speed of 54 km/h up a hill when the motor stops. If it is just able to read the destination which is at a height of 10 m above the point calculte the work done against friction (negative of the work done by the friction).

A car weighing 1400 kg is moving at speed of 54 km/h up a hill when the motor stops. If it is just able to read the destination which is at a height of 10 m above the point calculte the work done against friction (negative of the work done by the friction).

A body dropped from a height 'H' reaches the ground with a speed of 1.1 sqrt(gH) . Calculate the work done by air friction :

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A body dropped from a height H reaches the ground with a speed of 1.2 sqrt(gH) . Calculate the work done by air friction.

A body dropped from a height H reaches the ground with a speed of 1.2 sqrt(gH) . Calculate the work done by air friction.

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Work is required to lift a body through a height from the ground, Calculate the work done in lifting a body of mass 10 kg to a height of 10m above the ground.