CHETANA PUBLICATION-LAWS OF MOTION -EXERCISE
- Choose the correct options A body of mass 2 kg, travelling at 4 m//s m...
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- Choose the correct options A particle of mass moving eastward with a s...
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- Choose the correct options The coordinate of centre of mass of a hemi...
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- Choose the correct options A block at rest explodes into 3 parts of t...
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- Choose the correct options The potential energy V of a system is a fun...
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- Select and write the most appropriate answer from the given alternativ...
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- Select and write the most appropriate answer from the given alternativ...
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- Distinguish between gravitational force and nuclear force
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- Define inertial frame of reference. State any one example of inertial ...
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- Define and explain moment of force.
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- Find the position of a centre of mass of a system consisting of two bo...
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- Define coefficient of restitution. State its value in case of an inela...
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- The potential energy of a system given by u = frac(K)(r^2). Find the s...
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- State the physical quantities that decide the trajectory of motion. Ex...
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- Why is the moment of a couple independent of the axis of rotation even...
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- State and explain work energy theoram for conservative forces.
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- A massless inextensible string with masses 1kg and 4kg attached to its...
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- State the expression of final velocity of 2 bodies having a head on el...
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- Why do we need to know the centre of mass of an object? For which obje...
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- A uniform beam 1 m long is supported on knife-edge at 60 cm from left ...
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