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SL ARORA-System of particles & rotational Motion-EXERCISE
- Where does the centre of mass of a two particle system lie, if one par...
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- Can the centre of mass of a body be at a point outside the body?
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- Where does the centre of mass of a uniform rectangular lamina lie ?
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- Write an expression for the centre of mass of& two partide system
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- Write an expression for the velocity of the centre of mass of a system...
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- What is a rigid body?
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- Name the rotational analogue of force. What are its units ?
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- Is torque a scalar or vector ? If it is a vector, what rule is used to...
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- The dimensional formula of torque is
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- If 'muscle times speed equals power', then what is the ratio of the SI...
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- Under what condition, the three vectors (i) cannot giv zero resultant ...
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- When a steady toqrue or couple acts on a body, the body
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- Write the dimensional formula of angular momentum. Is it scale or vect...
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- Write SI unit of angular momentum:
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- What is the ratio of the SI unit to the CGS unit of angular momentum ?
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- Name the physical quantity whose dimensions are same as that of angula...
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- Which physical quantity is conserved when a planet revolves around the...
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- A planet revolves around the sun under the effect of gravitational for...
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- A boat is likely to capsize if the persons in the boat stand up. Why ?
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- What is angular velocity of earth spinning around its own axis ?
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