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JBD PUBLICATION-MODEL TEST PAPER - 07-EXERCISE
- Why bridges are declared unsafe after long use?
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- Define cross product of two vectors and state its characteristics.
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- What is banking of a road ,why is it done?Find an expression for angle...
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- Prove that in an elastic collision the value of co-eeficient of restit...
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- Explain Newton's laws of gravitation and hence deduce the definitin of...
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- Define critical velocity and find a relation fo it .Also discuss the i...
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- How much heat is requied ot convert 5 g ice at -5^@C into steam at 500...
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- What is heat engine,write its essential parts?Write its working and fi...
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- Find the horse power of child if he can chew 10 grams ice in one minut...
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- Define the molar specific heats fo a gas and find a relation btween th...
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- What is antinodal point?
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- What is Doppler's effect?Derive a general expression for the apparent ...
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- State two application of beats.
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- Derive Newton's formula for velocity of sound in air. Point out the er...
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- Define surface tension.
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- State and prove Bernoulli's theorem for liquid having streamline flow.
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- Define Angle of contact.
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- Explain different modes of transfer of heat from one place to the othe...
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- Define centre of mass of a rigid body.
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- Find the expression for moment of inertia of a thin uniform rod abou...
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