Physics Which of the following features of a tunnel diode is its drawback Extremely high frequency response Instability due to negative resistance Very low power consumptions Very wide temperature range of operations Extremely high frequency response Instability due to negative resistance Very low power consumptions Very wide temperature range of operations ANSWER DOWNLOAD EXAMIANS APP
Physics Two waves, each of amplitude 1.5 mm and frequency 10 Hz, are travelling in opposite direction with a speed of 20 mm/s. The distance in mm between adjacent nodes is : 1 1.2 1.5 2 1 1.2 1.5 2 ANSWER DOWNLOAD EXAMIANS APP
Physics Flywheel is an important part of a steam engine because it : Accelerates the speed of the engine Helps the engine in keeping the speed uniform Gives strength to the engine Decreases the moment of inertia Accelerates the speed of the engine Helps the engine in keeping the speed uniform Gives strength to the engine Decreases the moment of inertia ANSWER DOWNLOAD EXAMIANS APP
Physics The potential difference between the terminals of an electric heater is 60 V when it draws a current of 4 A from the source. What current will the heater draw if the potential difference is increased to 127.5 V ? 0.41666666666667 8.5 A 24 A 0.41666666666667 8.5 A 24 A ANSWER DOWNLOAD EXAMIANS APP
Physics A needle or a pin floats on the surface of water because of Surface energy Surface tension Adhesive force Viscosity Surface energy Surface tension Adhesive force Viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not a transverse wave? All listed here Sound waves Radio waves Light waves All listed here Sound waves Radio waves Light waves ANSWER DOWNLOAD EXAMIANS APP
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