Electronic Principles Suppose the peak value of a sinusoidal voltage is 50 V. What is the rms value? None of these 37.4 V 35.4 V 30.4 V 38.74 V None of these 37.4 V 35.4 V 30.4 V 38.74 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Household light bulbs have a given power rating, and they operate at 120 V. Which one of the following equations most directly provides the current rating of these light bulbs? None of these P = E2/R I = P/E P = I2R P = IE None of these P = E2/R I = P/E P = I2R P = IE ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Determine the resistance value and tolerance of a resistor that has the following color bands; first band is red, second band is red, third band is orange, and the fourth band is gold 22, 000 Ohm, 10% 220 Ohm, 10% 22,000 Ohm, 5% None of these 220 Ohm, 5% 22, 000 Ohm, 10% 220 Ohm, 10% 22,000 Ohm, 5% None of these 220 Ohm, 5% ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A certain electromagnet has 1000 turns of wire. How much current must flow through the coil in order to generate an mmf of 100 ampere-turns? 1000 A 0.1 A None of these 100 A 0.41666666666667 1000 A 0.1 A None of these 100 A 0.41666666666667 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener regulator has an input voltage from 15 to 20 V and a load current from 5 to 20 mA. If the zener voltage is 6.8 V, what value should the series resistor have? 410 Ohm None of these 400 Ohm 550 Ohm 310 Ohm 410 Ohm None of these 400 Ohm 550 Ohm 310 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If the base supply voltage increases, the Q point moves up None of these nowhere off the load line down up None of these nowhere off the load line down ANSWER DOWNLOAD EXAMIANS APP
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