Physics The scientist who first sent electromagnetic waves to distant places is John Logie Baird Heinrich Hertz James Clerk Maxwell Thomas Alva Edison John Logie Baird Heinrich Hertz James Clerk Maxwell Thomas Alva Edison ANSWER DOWNLOAD EXAMIANS APP
Physics An electric fuse is based on All of these The chemical effect of the current The magnetic effect of the current The heating effect of the current All of these The chemical effect of the current The magnetic effect of the current The heating effect of the current ANSWER DOWNLOAD EXAMIANS APP
Physics In which form is the supplied heat energy stored during change in temperature of substance? Kinetic energy Both kinetic and potential energy Heat energy Potential energy Kinetic energy Both kinetic and potential energy Heat energy Potential energy ANSWER DOWNLOAD EXAMIANS APP
Physics A boy is swinging a ball attached to a string in a horizontal circle. If the string snaps It will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down None of these It will fall down at the same place where the string breaks The ball will travel towards the center of the circle and fall down It will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down None of these It will fall down at the same place where the string breaks The ball will travel towards the center of the circle and fall down ANSWER DOWNLOAD EXAMIANS APP
Physics If a carrier wave of 1000 kHz is used to carry the signal, the length of transmitting antenna will be equal to ________. 300 m 3 m 0.3 m 30 m 300 m 3 m 0.3 m 30 m ANSWER DOWNLOAD EXAMIANS APP
Physics What is the principle of a ''Life Jacket"? The person can sit on it like a raft It decreases the volume of the person to keep him afloat It increases the volume of the person to keep him afloat It provides oxygen to a drowning person The person can sit on it like a raft It decreases the volume of the person to keep him afloat It increases the volume of the person to keep him afloat It provides oxygen to a drowning person ANSWER DOWNLOAD EXAMIANS APP
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