If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same
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Pick out the scalar quantity |
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Rectifiers are used to convert |
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out of the following, which is not emitted by radioactive substance? |
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Sound waves in air are |
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Magnetism at the centre of a bar magnet is |
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It is more difficult to walk on a sandy road than on a concrete road because |
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Find the maximum velocity for the overturn of a car moving on a circular track of radius 100 m. The co-efficient of friction between the road and tyre is 0.2 |
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Of the following properties of a wave, the one that is independent of the other is its |
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Lux is the SI unit of |
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On a rainy day, small oil films on water show brilliant colours. This is due to |
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