Physics The first law of thermodynamics is simply the case of The law of conservation of energy Newton's law of cooling The law of heat exchange Charle's law The law of conservation of energy Newton's law of cooling The law of heat exchange Charle's law ANSWER DOWNLOAD EXAMIANS APP
Physics The coil wire in the electric room heater or electric cooking heater is called ________ Filament Cells Circuit Element Filament Cells Circuit Element ANSWER DOWNLOAD EXAMIANS APP
Physics In which form is the supplied heat energy stored during change in temperature of substance? Both kinetic and potential energy Potential energy Kinetic energy Heat energy Both kinetic and potential energy Potential energy Kinetic energy Heat energy ANSWER DOWNLOAD EXAMIANS APP
Physics The purpose of choke in a fluorescent lamp is : To decrease the resistance To decrease the current flow To increase the current flow Ro decrease the voltage momentarily To decrease the resistance To decrease the current flow To increase the current flow Ro decrease the voltage momentarily ANSWER DOWNLOAD EXAMIANS APP
Physics In the absence of the earth's atmosphere, sky would appear Deep red Black Blue White Deep red Black Blue White ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these waves can be polarized ? Sound waves in air Transverse waves on a string Longitudinal waves on a string Light waves Sound waves in air Transverse waves on a string Longitudinal waves on a string Light waves ANSWER DOWNLOAD EXAMIANS APP