Electronic Principles A dielectric material is: None of these a poor conductor of electrostatic fields a good insulator a good conductor of magnetic fields a good conductor None of these a poor conductor of electrostatic fields a good insulator a good conductor of magnetic fields a good conductor 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? None of these 0.41666666666667 100 A 1000 A 0.1 A None of these 0.41666666666667 100 A 1000 A 0.1 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a load resistance is 1 kW, a stiff current source has a resistance of Less than 100 k Ohm More than 100 k Ohm None of these At least 10 Ohm Less than 10 Ohm Less than 100 k Ohm More than 100 k Ohm None of these At least 10 Ohm Less than 10 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A flashlight battery has internal resistance of 1W. For what values of load resistance does the flashlight battery appear stiff? None of these 10 Ohm 100 Ohm or more 50 Ohm 60 Ohm None of these 10 Ohm 100 Ohm or more 50 Ohm 60 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The number of free electrons and holes in intrinsic semiconductor increases when the temperature Stays the same Increases None of these 0oC Decreases Stays the same Increases None of these 0oC Decreases ANSWER DOWNLOAD EXAMIANS APP
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