Electronic Principles Reducing the amount of current through an inductor: reduces the value of inductance by one-half None of these has no effect on the inductance multiplies the value of inductance by four multiplies the value of inductance by two reduces the value of inductance by one-half None of these has no effect on the inductance multiplies the value of inductance by four multiplies the value of inductance by two 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? 60 Ohm None of these 50 Ohm 10 Ohm 100 Ohm or more 60 Ohm None of these 50 Ohm 10 Ohm 100 Ohm or more ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A dielectric material is: a poor conductor of electrostatic fields a good insulator a good conductor of magnetic fields None of these a good conductor a poor conductor of electrostatic fields a good insulator a good conductor of magnetic fields None of these a good conductor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 2-H coil operating at 60 Hz? 754 Ohm 60 Ohm None of these 30 Ohm 120 Ohm 754 Ohm 60 Ohm None of these 30 Ohm 120 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a current source has an Ideal current of 10 mA and an internal resistance of 20 MW. For what values of load resistance will the current source appear stiff? 20 k Ohm or more None of these 200 k Ohm or less 200 k Ohm or more 20 km or less 20 k Ohm or more None of these 200 k Ohm or less 200 k Ohm or more 20 km or less ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the lowest permeability? A feiTomagnetic material A paramagnetic material All of these A diamagnetic material None of these A feiTomagnetic material A paramagnetic material All of these A diamagnetic material None of these ANSWER DOWNLOAD EXAMIANS APP