Physics When a body is accelerated, then the velocity will be also Increase None of these Decrease Constant Increase None of these Decrease Constant ANSWER DOWNLOAD EXAMIANS APP
Physics When hot liquid is poured into a thick glass tumbler, it cracks because glass : Has a very low specific heat Has low temperature coefficient of expansion Has high temperature coefficient of expansion Is a bad conductor of heat so only inner surface expands Has a very low specific heat Has low temperature coefficient of expansion Has high temperature coefficient of expansion Is a bad conductor of heat so only inner surface expands ANSWER DOWNLOAD EXAMIANS APP
Physics In an optical fibre the signal is transmitted In a straight line path Due to refraction In a curved path Due to total internal reflection In a straight line path Due to refraction In a curved path Due to total internal reflection ANSWER DOWNLOAD EXAMIANS APP
Physics What is the unit of the physical quantity "Jerk"? Meter per second square Meter per second Meter per second cube Meter second Meter per second square Meter per second Meter per second cube Meter second ANSWER DOWNLOAD EXAMIANS APP
Physics Woollen cloth protects the body from cold because It is a poor conductor of heat It reflects heat External heat rays enter into the body through the woollen cloth It is a good conductor of heat It is a poor conductor of heat It reflects heat External heat rays enter into the body through the woollen cloth It is a good conductor of heat ANSWER DOWNLOAD EXAMIANS APP
Physics The ringing of an electric bell in an enclosed evacuated glass bell jar is not heard outside because There is no air or any other gas in the bell jar The ringing is not loud enough The glass of the bell jar absorbs the sound waves The bell jar is too small There is no air or any other gas in the bell jar The ringing is not loud enough The glass of the bell jar absorbs the sound waves The bell jar is too small ANSWER DOWNLOAD EXAMIANS APP
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