The momentum of a car moving at a constant speed in a cir...
The momentum of a car moving at a constant speed in a circular track
can be both positive and negative
can be zero depending on its position in the track
can be zero depending on its inertia in the track
a centrifugal
Correct answer is C
Movement of an object in a circle with an acceleration towards its center is provided by change in velocity & centripetal force a α V α Fc
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If a wire 30 cm long is extended to 30.5 cm by a force of 300 N. find the strain energy of wire...
If an object just begins to slide on a surface inclined at 30º to the horizontal,the coeff...
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An inclined plane of angle θ, acting as a simple machine, has a velocity ratio...