Electronic Principles Assuming 100% efficiency, what is the power being consumed at the secondary winding of the transformer described in question 91? 20 W 200 W 1000 W 100 W None of these 20 W 200 W 1000 W 100 W None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to current in an electrical circuit? Reluctance Flux density Magnetomotive force Number of lines of force None of these Reluctance Flux density Magnetomotive force Number of lines of force None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 10 mA and a base current of 40 mA. What is the current gain of the transistor? 350 µA 300 µA 250 µA 0.25 µA None of these 350 µA 300 µA 250 µA 0.25 µA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following devices is most often used for measuring electrical potential difference? None of these Wattmeter Voltmeter Ammeter Ohmmeter None of these Wattmeter Voltmeter Ammeter Ohmmeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the smallest number of polarities required for current flow? Four - two negative and two positive Two - a negative terminal and a positive terminal None of these Three - negative, positive and neutral terminals One - a negative terminal Four - two negative and two positive Two - a negative terminal and a positive terminal None of these Three - negative, positive and neutral terminals One - a negative terminal ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A resistor has a rated value of 100 ohm and a tolerance of 10%. What is its minimum and maximum allowable resistance value? 99 Ohm - 102 ohm None of these 90 Ohm - 110 ohm 90 Ohm - 101 ohm 98 Ohm - 100.1 ohm 99 Ohm - 102 ohm None of these 90 Ohm - 110 ohm 90 Ohm - 101 ohm 98 Ohm - 100.1 ohm ANSWER DOWNLOAD EXAMIANS APP
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