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JBD PUBLICATION-Model Test Paper 15-EXERCISE
- Can an object be at rest as well as in motion at the same time ?
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- Static friction is more than kinetic friction.(Yes / No).
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- Force of friction is not a ……….force .
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- Define degree of freedom.
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- Which physical quantity has the same unit as moment of force?
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- Will the sound travel faster, in wood or water?
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- Find the dimensions of a' and 'b' in the following equation: (P + a/...
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- P= A^3. B^(1/2) . C^1. If percentage errors in A, B and C are 1, 2 and...
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- Find the rectangular components of a vector R acting in a plane at an ...
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- If a running bus stops suddenly, the passengers standing inside it fal...
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- Under what conditions the work done by a force will zero, give example...
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- Why is it easier to rotate a disc than a ring of the same mass and siz...
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- Define gravitational potential and find an expression for it.
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- Why bridges are declared unsafe after long use?
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- State Polygon law of vector addition and prove it using Triangle law o...
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- Why does a cyclist lean to one side while going along a curve? In whic...
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- State and prove work energy theorem.
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- How much mass of 92 U^235 is converted into energy per day at a nuclea...
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- Explain the effect of depth on the value of acceleration due to gravit...
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- A mass is divided into two parts so that the force of gravitation betw...
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