Physics For which Diode is used ? Amplification Oscillation Modulation Purification Amplification Oscillation Modulation Purification ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity required to place a vehicle in orbit around the moon is ________ that required to place it in orbit round the earth. Less than Greater than or equal to Equal to Greater than Less than Greater than or equal to Equal to Greater than ANSWER DOWNLOAD EXAMIANS APP
Physics For photoelectric effect to take place, the metal used as the cathode should have ________ Low work function Low melting point Low resistance High melting point Low work function Low melting point Low resistance High melting point ANSWER DOWNLOAD EXAMIANS APP
Physics Sound of frequency below 20 Hz is called supersonics ultrasonic audio sounds infrasonic supersonics ultrasonic audio sounds infrasonic ANSWER DOWNLOAD EXAMIANS APP
Physics If electric resistance is to be decreased, then the number of resistances should be connected in ________ Parallel None of these Mixed arrangement Series Parallel None of these Mixed arrangement Series ANSWER DOWNLOAD EXAMIANS APP
Physics In a Cinema hall, the distance between the projector and the screen is increased by 2%. Then the intensity of illumination on the screen is Increased by 2% Decreased by 2% Increased by 4% Decreased by 4% Increased by 2% Decreased by 2% Increased by 4% Decreased by 4% ANSWER DOWNLOAD EXAMIANS APP