Electronic Principles Which one of the following devices is most often used for measuring opposition to current flow in a circuit? Ammeter Ohmmeter Voltmeter Wattmeter None of these Ammeter Ohmmeter Voltmeter Wattmeter None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the diameter of the coil in an inductor: None of these multiplies the value of inductance by four reduces the value of inductance by one-fourth reduces the value of inductance by one-half multiplies the value of inductance by two None of these multiplies the value of inductance by four reduces the value of inductance by one-fourth reduces the value of inductance by one-half multiplies the value of inductance by two ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? Mechanical energy Electronical energy Solar energy Chemical energy None of these Mechanical energy Electronical energy Solar energy Chemical energy None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose the peak value of a sinusoidal voltage is 50 V. What is the rms value? 30.4 V 38.74 V 35.4 V None of these 37.4 V 30.4 V 38.74 V 35.4 V None of these 37.4 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the barrier potential of a silicon diode at room temperature? 0.7V 1 V None of these 2 m V per degree Celsius 0.3V 0.7V 1 V None of these 2 m V per degree Celsius 0.3V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The dielectric constant of a material is a measure of: 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 how well the material concentrates electrostatic lines of force how well the material concentrates magnetic lines of force ANSWER DOWNLOAD EXAMIANS APP
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