Physics Superconductors are substances which conduct electricity at low temperature offer high resistance to the flow of current offer no resistance to the flow of electricity conduct electricity at high temperatures conduct electricity at low temperature offer high resistance to the flow of current offer no resistance to the flow of electricity conduct electricity at high temperatures ANSWER DOWNLOAD EXAMIANS APP
Physics Why is weightlessness experienced while orbiting the earth in space ships ? Inertia Acceleration Zero gravity None of these Inertia Acceleration Zero gravity None of these ANSWER DOWNLOAD EXAMIANS APP
Physics If a person moves a trolley for a distance of 10 m with a force of 50 N, then the work done is 0.2 J 5 J 500 J 20 J 0.2 J 5 J 500 J 20 J ANSWER DOWNLOAD EXAMIANS APP
Physics The dimension of which of the following is the same as that of impulse ? Momentum Torque Volume Change in the rate of momentum Momentum Torque Volume Change in the rate of momentum ANSWER DOWNLOAD EXAMIANS APP
Physics A person can jump higher on the moon's surface than on the earth because : The acceleration due to gravity in moon is smaller than that on the earth. The moon has no atmosphere The moon's surface is rough The moon is cooler than earth The acceleration due to gravity in moon is smaller than that on the earth. The moon has no atmosphere The moon's surface is rough The moon is cooler than earth ANSWER DOWNLOAD EXAMIANS APP
Physics Resistance of human body in dry condition 100000 ohm 10 ohm 1000 ohm 10000 ohm 100000 ohm 10 ohm 1000 ohm 10000 ohm ANSWER DOWNLOAD EXAMIANS APP
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