Laws of Motion

Related Questions

• A vehicle of 100 kg is moving with a velocity of 5 m/sec. To stop it in $\frac{1}{{10}}\sec $, the required force in opposite direction is

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• A machine gun is mounted on a 2000 kg car on a horizontal frictionless surface. At some instant the gun fires bullets of mass 10 gm with a velocity of 500 m/sec with respect to the car. The number of bullets fired per second is ten. The average thrust on the system is

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• A body is imparted motion from rest to move in a straight line. If it is then obstructed by an opposite force, then

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• A body of mass 2 kg has an initial velocity of 3 meters per second along OE and it is subjected to a force of 4 N in a direction perpendicular to OE. The distance of the body from O after 4 seconds will be

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• A body, whose momentum is constant, must have constant

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