Electronic Principles The dielectric constant of a material is a measure of: how well the material concentrates electrostatic lines of force the amount of opposition to the current flow how well the material concentrates magnetic lines of force None of these the amount of voltage it can withstand before breaking down how well the material concentrates electrostatic lines of force the amount of opposition to the current flow how well the material concentrates magnetic lines of force None of these the amount of voltage it can withstand before breaking down ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the power dissipation of a resistance that has 24 V dropped across it and 0.25 A flowing through it? 122 W 6 W 3 W 64 W None of these 122 W 6 W 3 W 64 W None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the turns ratio for the transformer specified in the above question? 0.707 1.5 0.575 None of these 10.738 0.707 1.5 0.575 None of these 10.738 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the smallest number of polarities required for current flow? None of these Four - two negative and two positive Two - a negative terminal and a positive terminal One - a negative terminal Three - negative, positive and neutral terminals None of these Four - two negative and two positive Two - a negative terminal and a positive terminal One - a negative terminal Three - negative, positive and neutral terminals ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a capacitive circuit: None of these has no effect on the capacitive reactance doubles the amount of a capacitive reactance cuts the capacitive reactance in half multiplies the capacitive reactance by 6.28 None of these has no effect on the capacitive reactance doubles the amount of a capacitive reactance cuts the capacitive reactance in half multiplies the capacitive reactance by 6.28 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A circuit has two different voltage sources that are connected in a series-opposing form. If the sources are rated at 6 V and 9 V, what is the total source voltage? 16 V None of these 7.5 V 8 V 3 V 16 V None of these 7.5 V 8 V 3 V ANSWER DOWNLOAD EXAMIANS APP
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