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JBD PUBLICATION-Mock test paper 2-EXERCISE
- Distance is a ………..quantity.
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- Ball-bearing converts sliding friction into rolling friction (yes/No)
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- Mass cannot be converted into energy.(True/ False)
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- Light year is the unit of
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- What is the position vector of centre of mass of two particles of equa...
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- Define thermal equilibrium.
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- Is S.H.M. always linear?
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- Define degree of freedom.
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- What are order of magnitude? Give two examples.
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- Define one second.
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- Can an object be at rest as well as in motion at the same time ?
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- Define force from Newton's first law of motion.
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- State the principle of conservation of angular momentum.
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- An elevator of total mass (elevator+ passenger) 3600 kg in moving up w...
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- Find the mass of earth (Given the radius of earth R= 6.4 xx 10^6 m).
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- Calculate the terminal velocity of air bubble of radius 10^-5 m rising...
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- A passenger arriving in a new town wishes to go from the station to a ...
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- Does the nature of a vector change when it is multiplied by a scalar?
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- Two bodies of masses 10kg and 20 kg respecively kept on a smooth, hori...
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- Derive an expression for the angle of bending of a cyclist on a curved...
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