Physics The device used to change the speed of an electric fan is Switch Rectifier Amplifier Regulator Switch Rectifier Amplifier Regulator ANSWER DOWNLOAD EXAMIANS APP
Physics A transformer Converts DC to AC Is used to decrease or increase AC voltage Converts electrical energy into mechanical energy Converts AC voltage to D.C. voltage Converts DC to AC Is used to decrease or increase AC voltage Converts electrical energy into mechanical energy Converts AC voltage to D.C. voltage ANSWER DOWNLOAD EXAMIANS APP
Physics Which one among the following is not an electromagnetic wave? R-Ray X-Ray Cathode Ray Infrared Ray R-Ray X-Ray Cathode Ray Infrared Ray ANSWER DOWNLOAD EXAMIANS APP
Physics What is the SI unit of intensity of sound? Tesla Decibel Heartz Newton Tesla Decibel Heartz Newton ANSWER DOWNLOAD EXAMIANS APP
Physics A gas thermometer is more sensitive than a liquid thermometer because a gas : Expands more than a liquid Does not change state easily Is easy to obtain Is lighter than liquid Expands more than a liquid Does not change state easily Is easy to obtain Is lighter than liquid ANSWER DOWNLOAD EXAMIANS APP
Physics A person is hurt on kicking a stone due to Inertia Velocity Reaction Momentum Inertia Velocity Reaction Momentum ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS