Physics Microphone is a device which transforms the Current signal into sound signal Sound signal into light signal Sound signal into current signal Light signal into sound signal Current signal into sound signal Sound signal into light signal Sound signal into current signal Light signal into sound signal ANSWER DOWNLOAD EXAMIANS APP
Physics The strength of an electromagnet can be increased by Increasing current supply Increasing the number of turns Increasing the length of the coiled wire All of these Increasing current supply Increasing the number of turns Increasing the length of the coiled wire All of these ANSWER DOWNLOAD EXAMIANS APP
Physics When hot-water is sprinkled on a hotter glass tumbler, it breaks because Water evaporates Glass suddenly expands Glass reacts chemically with water Glass suddenly contracts Water evaporates Glass suddenly expands Glass reacts chemically with water Glass suddenly contracts ANSWER DOWNLOAD EXAMIANS APP
Physics In which of the following cases, kinetic energy is being used in performing work ? Paddling the bicycle to cover a distance Wind mill grinding wheat grain Rowing a boat in the lake Driving a car to cover a distance Paddling the bicycle to cover a distance Wind mill grinding wheat grain Rowing a boat in the lake Driving a car to cover a distance ANSWER DOWNLOAD EXAMIANS APP
Physics The coil wire in the electric room heater or electric cooking heater is called ________ Element Circuit Filament Cells Element Circuit Filament Cells ANSWER DOWNLOAD EXAMIANS APP
Physics To convert temperature from Celcius to Kelvin scale, you must ________ the given temperature. Add 273 Subtract 273 Multiply 273 Divide by 273 Add 273 Subtract 273 Multiply 273 Divide by 273 ANSWER DOWNLOAD EXAMIANS APP