Description : inductors have a high impedance when?
Answer : When you increase the number of turns.
Description : An air core transformer has primary and secondary inductors of 8mH and 10 mH respectively. The mutual inductance is 5mH. The coefficient of coupling is A) 1/8 B) 1/6 C) ¼ D) ½
Description : Compared to wire resistance transducers, for temperature measurement, thermistors have advantage of A) Low value temperature coefficient B) High thermal capacity C) High speed of response D) Large size
Description : The voltage drop, for constant voltage transmission is compensated by installing (a) inductors (b) capacitors (c) synchronous motors (d) all of above (e) none of the above
Answer : (c) synchronous motors
Description : Capacitors and inductors are commonly used in circuits. Capacitors store electrical energy in the electric field between their plates. How do inductors store energy?
Answer : ANSWER: IN A MAGNETIC FIELD SURROUNDING THE INDUCTOR