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AAKASH SERIES-SYSTEM OF PARTICLES AND ROTATIONAL MOTION-EXERCISE - 2
- Density remaining constant, if earth contracts to half of its present ...
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- Two wheels of M.I. 3 kg m^(2) and 5 kg m^(2) are rotating at the rate ...
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- A mass is whirled in a circular path with an angular momentum L. If th...
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- A disc of mass 100 g and radius 10 cm has a projection on its circumfe...
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- A Merr-go-raound, made of a ring - like platform of radius R and mass ...
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- The diameter of a rotating fly wheel is R. Its coefficient of linear e...
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- Keeping the mass of earth as constant, if its radius is reduced to 1//...
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- A uniform circular disc of radius 50 cm at rest is free to turn about ...
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- A particle of mass m is projected with an initial velocity u at an ang...
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- The handle of a door is at a distance 40 cm from axis of rotation. If ...
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- A constant torque of 1000 Nm turns a wheel of M.I 200 kg m^(2) about a...
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- If 484 J of energy is spent in increasing the speed of a wheel from 60...
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- A shaft rotating at 3000 rpm is transmitting a power of 3.14 KW. The m...
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- A wheel rotating at angular speed of 20rads^(-1), is brought to rest b...
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- A thin uniform rod of length l and mass m is swinging freely about a h...
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- The K.E. of a body rotating at 300 rpm is 62.8 J. Its angular momentum...
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- If the velocity of a rotating body of mass 50 kg is given by bar(V)=3b...
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- If the Earth shirnks such that its density becomes 8 times to the pres...
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- A point sized sphere of mass .m. is suspended from a point using a str...
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- Two rigid bodies have same angular momentum about their axes of symmet...
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