Physics The intensity ratio of waves is 25 : 9. What is the ratio of their amplitudes? 0.12847222222222 0.21041666666667 2.0958333333333 1.0479166666667 0.12847222222222 0.21041666666667 2.0958333333333 1.0479166666667 ANSWER DOWNLOAD EXAMIANS APP
Physics Two electric bulbs marked 25W – 220V and 100W – 220V are connected in series to a 440Vsupply. Which of the bulbs will fuse? Both 25 W 100 W Neither Both 25 W 100 W Neither ANSWER DOWNLOAD EXAMIANS APP
Physics The centre of gravity of a sprinter during the race lies At the centre of the body Ahead of his feet Behind his feet To the left side of the body At the centre of the body Ahead of his feet Behind his feet To the left side of the body ANSWER DOWNLOAD EXAMIANS APP
Physics A dynamo is a device which Converts electrical energy into mechanical energy Creates mechanical energy Converts mechanical energy into electrical energy Creates electrical energy Converts electrical energy into mechanical energy Creates mechanical energy Converts mechanical energy into electrical energy Creates electrical energy ANSWER DOWNLOAD EXAMIANS APP
Physics The phenomenon which causes mirage is Total internal reflection Interference Polarisation Diffraction Total internal reflection Interference Polarisation Diffraction ANSWER DOWNLOAD EXAMIANS APP
Physics Q = mcdT refers to Heat Transfer formula Specific Heat formula Enthalpy formula Heat of Vaporization Heat Transfer formula Specific Heat formula Enthalpy formula Heat of Vaporization ANSWER DOWNLOAD EXAMIANS APP
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