Physics If a copper wire is increased to double its length, its resistance will become Half Double One–fourth Four times Half Double One–fourth Four times ANSWER DOWNLOAD EXAMIANS APP
Physics In which form is the supplied heat energy stored during change in temperature of substance? Potential energy Both kinetic and potential energy Heat energy Kinetic energy Potential energy Both kinetic and potential energy Heat energy Kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Physics The work done by the string of a simple pendulum during one complete oscillation is equal to Total energy of the pendulum Zero Potential energy of the pendulum Kinetic energy of the pendulum Total energy of the pendulum Zero Potential energy of the pendulum Kinetic energy of the pendulum ANSWER DOWNLOAD EXAMIANS APP
Physics A boy is swinging a ball attached to a string in a horizontal circle. If the string snaps The ball will travel towards the center of the circle and fall down It will fall down at the same place where the string breaks 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 The ball will travel towards the center of the circle and fall down It will fall down at the same place where the string breaks 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 ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following devices can be used to detect radiant heat ? Constant volume air thermometer Six's maximum and minimum thermometer Liquid thermometer Thermopile Constant volume air thermometer Six's maximum and minimum thermometer Liquid thermometer Thermopile ANSWER DOWNLOAD EXAMIANS APP
Physics After removing two electrons from helium atom it become? Gama particle X rays UV rays Alpha particle Gama particle X rays UV rays Alpha particle ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS