Physics A cyclist leans inwards when he is negotiating a curve so that Necessary centripetal force may be available from the horizontal component of the normal reaction due to the track to maintain the curved motion. His weight may be reduced He may increase his speed No frictional force may be produced between the wheels and the axle Necessary centripetal force may be available from the horizontal component of the normal reaction due to the track to maintain the curved motion. His weight may be reduced He may increase his speed No frictional force may be produced between the wheels and the axle ANSWER DOWNLOAD EXAMIANS APP
Physics The height of a geo-stationary satellite from the Earth's surface is approximately : 30,000 km None of these 42,000 km 36,000 km 30,000 km None of these 42,000 km 36,000 km ANSWER DOWNLOAD EXAMIANS APP
Physics The basic reason for the extraordinary sparkle of suitably cut diamond is that It has well defined cleavage planes It has a very high refractive index It has a very high transparency It is very hard It has well defined cleavage planes It has a very high refractive index It has a very high transparency It is very hard ANSWER DOWNLOAD EXAMIANS APP
Physics Water boils at a lower temperature on the hills because It is cold on the hills There is less oxygen There is a decrease in air pressure on the hills There is less carbon dioxide on the hills It is cold on the hills There is less oxygen There is a decrease in air pressure on the hills There is less carbon dioxide on the hills ANSWER DOWNLOAD EXAMIANS APP
Physics A bird sitting on a high tension electric wire does not get electrocuted because The body is earthed It has high resistance Its feet are good insulators It does not form a closed path for the flow of current The body is earthed It has high resistance Its feet are good insulators It does not form a closed path for the flow of current ANSWER DOWNLOAD EXAMIANS APP
Physics The freezing point of fresh water is ________ . 5°C 3°C 0°C 4°C 5°C 3°C 0°C 4°C ANSWER DOWNLOAD EXAMIANS APP
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