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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Point A is at a lower electrical potential than point B. An electron between them on the line joining them will |
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Materials for rain-proof coats and tents owe their water-proof properties to |
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RADAR is used for |
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Sound of frequency below 20 Hz is called |
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On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because |
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Suitable impurities are added to a semiconductor depending on its use. This is done in order to |
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Stars twinkle because |
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