Physics The velocity of heat radiation in vacuum is Greater than that of light Equal to that of sound Equal to that of light Less than that of light Greater than that of light Equal to that of sound Equal to that of light Less than that of light ANSWER DOWNLOAD EXAMIANS APP
Physics The strength of an electromagnet can be increased by All of these Increasing the length of the coiled wire Increasing current supply Increasing the number of turns All of these Increasing the length of the coiled wire Increasing current supply Increasing the number of turns ANSWER DOWNLOAD EXAMIANS APP
Physics Permissible noise level at Residential area during night time is : 45 dB (A) 55 dB (A) 80 dB (A) 75 dB (A) 45 dB (A) 55 dB (A) 80 dB (A) 75 dB (A) ANSWER DOWNLOAD EXAMIANS APP
Physics In a Carnot engine when heat is taken from the source, its temperature Decreases and then remains constant Decreases Remains constant Increases Decreases and then remains constant Decreases Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP
Physics The dimension of which of the following is the same as that of impulse ? Torque Volume Momentum Change in the rate of momentum Torque Volume Momentum Change in the rate of momentum ANSWER DOWNLOAD EXAMIANS APP
Physics Green house effect is the heating up of the Earth's atmosphere which is due to The ultraviolet rays The infra-red rays G-rays X-rays The ultraviolet rays The infra-red rays G-rays X-rays ANSWER DOWNLOAD EXAMIANS APP