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SL ARORA-LAWS OF MOTION : FRICTION-Self Practice
- A rocket motor consumes 100 kg of fuel per second exhausting it with a...
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- A rocket fired from the earth's surface ejects 1% of its mass at a spe...
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- If an ion engine with an exhaust velocity of 10^(8)ms^(-1) could be co...
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- A ballon of mass m is rising up with an acceleration a show that the f...
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- A mass of 10 kg is suspended vertically by a rope of length 2 m from a...
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- A body of weight 200N is suspended with the help of strings as show in...
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- A car moving on a level rosd. A pendulum suspended from the ceiling ma...
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- A mass of 20 kg is suspended by a rope of length 2 m from a ceiling. A...
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- A force of 9 N pulls a block of 4 kg through a rope of mass 0.5 kg. Th...
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- Two masses m(1) and m(2) are connected by a massless string as shown i...
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- Two bodies whose masses are m(1) =50kg and m(2) =150kg are tied by a ...
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- As shown in Fig. three masses m, 3m and 5m connected together lie on a...
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- Three identical blocks, each having a mass M, are pushed by a force F ...
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- Four blocks of the same mass m connected by cords are pulled by a forc...
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- A shown in Fig. two blocks are placed in contact on a smooth table. A ...
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- In Fig. find the acceleration a of the system and the tesnions T(1) an...
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- Two bodies of masses 4kg and 3kg respectively are connected by a light...
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- In the Atwood's machine the system starts from rest. What is the speed...
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- Three equal weights of mass m each are hanging on a string passing ove...
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- In the arrangement shown in show that tension in the string between ma...
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