Swimmers are provided with an inflated rubber jacket . why?

3 Answers   L&T,

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Explain the Flying Machines ?

1 Answers  

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Why are glaciers formed ?

1 Answers  

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When a bicycle is in motion, the force of friction exerted by the ground on the two wheels is such that it acts a) In the backward direction on the front wheel and in the forward direction on the rear wheel. (b) In the forward direction on the front wheel and in the backward direction on the rear wheel. (c) In the backward direction on both the front and rear wheels. (d) In the backward direction on both the front and rear wheels.

2 Answers  

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Why dies a man carrying a load on his back lean forward ?

2 Answers  

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Explain what is the direction of null vector?

0 Answers  

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1.The main constitutuents of 'Bronze' are: 2.The element common to all acids: 3.The SI unit of resistance is:

1 Answers   RRB,

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What is the essence of quantum physics? What makes it so different from classical physics? : quantum physics

0 Answers  

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When you kick a football, why does it stop?

1 Answers   Eskom,

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Why do the front wheels of a motor car usually lean outwards ?

1 Answers  

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Explain what is the rectilinear propagation of light?

0 Answers  

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Explain the Wet and Dry Hygrometer ?

1 Answers  

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