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MOTION-WORK, POWER & ENERGY -Exercise - 3 Section-A
- A force F acting on an object varies which distance x as shown in the ...
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- A bolck of mass 10 kg is moving in x-direction with a constant speed o...
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- A body of mass 3 kg is under a constant force which causes a displacem...
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- 300J of work is done in slinding a 2 kg block up an inclined plane of ...
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- For inelastic collsion between two spherical rigid bodies
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- A vertical spring with force constant k is fixed on a table. A ball of...
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- A spherical ball of mass 20kg is stationary at the top of a hill of he...
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- An explosion blows a rock into three parts. Two parts go off at right ...
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- A block of mass m attached in the lower and vertical spring The spring...
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- Two bodies of mass 1 kg and 3kg have position vectors hati+2hatj+hatka...
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- An engine pumps water continously through a hose. Water leave the hose...
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- A body of mass 1 kg is thrown upwards with a velocity 20 ms^(-1). It m...
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- A plate of mass m, length b, and breadth a is initially lying on a hor...
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- force F on a partical moving in a straight line veries with distance d...
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- A body mass M hits normally a rigid wall with velocity v and bounces b...
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- A person of mass 60kg is inside a lift of mass 940kg and presses the b...
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- The potential energy of a system increased if work is done
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- A car of mass m starta from rest and accelerates so that the instyanta...
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- A partical of mass m is driven by a machine that deleveres a constant ...
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- A block of mass 10 kg, moving in x-direction with a constant speed of ...
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