Electronic Principles A transistor has how many doped regions? 2 1 4 3 None of these 2 1 4 3 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding? 0.20833333333333 50 A None of these 20 A 0.20833333333333 50 A None of these 20 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The north pole of a magnet is the one: None of these that would be attracted to the earth's south magnetic pole that would be repelled by the south pole of another magnet that has its molecules arranged in a random pattern that would be attracted to the earth's north magnetic pole None of these that would be attracted to the earth's south magnetic pole that would be repelled by the south pole of another magnet that has its molecules arranged in a random pattern that would be attracted to the earth's north magnetic pole ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A low-pass filter: reduces the level of all frequencies by a significant amount None of these has no effect on ac signals passes lower-frequency signals and reduces higher-frequency signals passes higher-frequency signals and reduces lower-frequency signals reduces the level of all frequencies by a significant amount None of these has no effect on ac signals passes lower-frequency signals and reduces higher-frequency signals passes higher-frequency signals and reduces lower-frequency signals ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating voltage of a purely capacitive circuit: None of these multiplies the capacitive reactance by 7 cuts the capacitive reactance in half has no effect on the capacitive reactance doubles the amount of capacitive reactance None of these multiplies the capacitive reactance by 7 cuts the capacitive reactance in half has no effect on the capacitive reactance doubles the amount of capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The dielectric constant of a material is a measure of: how well the material concentrates electrostatic lines of force how well the material concentrates magnetic lines of force the amount of opposition to the current flow the amount of voltage it can withstand before breaking down None of these how well the material concentrates electrostatic lines of force how well the material concentrates magnetic lines of force the amount of opposition to the current flow the amount of voltage it can withstand before breaking down None of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS