Physics Sun's heat reaches us by Convection Conduction Reflection Radiation Convection Conduction Reflection Radiation ANSWER DOWNLOAD EXAMIANS APP
Physics The instrument used to measure the speed of the wind is Dosimeter Altimeter Anemometer Chronometer Dosimeter Altimeter Anemometer Chronometer ANSWER DOWNLOAD EXAMIANS APP
Physics The sensation of weightlessness in a spacecraft in an orbit is due to the Absence of gravity outside Acceleration in the orbit which is equal to the acceleration due to gravity outside Fact that spacecraft in the orbit has no energy Presence of gravity outside but not inside the spacecraft Absence of gravity outside Acceleration in the orbit which is equal to the acceleration due to gravity outside Fact that spacecraft in the orbit has no energy Presence of gravity outside but not inside the spacecraft ANSWER DOWNLOAD EXAMIANS APP
Physics A voltaic cell converts chemical energy to Light energy Mechanical energy Electrical energy Heat energy Light energy Mechanical energy Electrical energy Heat energy ANSWER DOWNLOAD EXAMIANS APP
Physics Sound of frequency below 20 Hz is called audio sounds ultrasonic infrasonic supersonics audio sounds ultrasonic infrasonic supersonics ANSWER DOWNLOAD EXAMIANS APP
Physics A person does some work of 1,000 J in 2 s. His power will be ________ 25W 50W 500W 1000W 25W 50W 500W 1000W ANSWER DOWNLOAD EXAMIANS APP