Electric Circuits If emf in a given circuit is given by e = 100 sinω0t, then maximum value of voltage and frequency will be 50√2 V, 100 Hz. 100 V, 50 Hz. 100√2 V, 100 Hz. 100 V, 100 Hz. 50√2 V, 100 Hz. 100 V, 50 Hz. 100√2 V, 100 Hz. 100 V, 100 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is the mass number of an element that has 19 protons, 19 electrons, and 20 neutrons? 38. 19. 20. 39. 38. 19. 20. 39. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Resistance of which material does not change with change in temperature? Tungsten. Metal alloys constantan and manganin. Brass. Platinum. Tungsten. Metal alloys constantan and manganin. Brass. Platinum. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Pure metal generally have low conductivity and high temperature coefficient. high conductivity and large temperature coefficient. low conductivity and zero temperature coefficient. high conductivity and low temperature coefficient. low conductivity and high temperature coefficient. high conductivity and large temperature coefficient. low conductivity and zero temperature coefficient. high conductivity and low temperature coefficient. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In a lead acid cell, hydrogen is liberated at both plates. positive plate. none of the plates. negative plate. both plates. positive plate. none of the plates. negative plate. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which resistor will be physically larger in size? 10 Ω, 50 W. 1 k Ω, 1 W. 100 Ω, 10 W. 1 M Ω, 1/2 W. 10 Ω, 50 W. 1 k Ω, 1 W. 100 Ω, 10 W. 1 M Ω, 1/2 W. ANSWER DOWNLOAD EXAMIANS APP