In an inductive circuit, the current________ the voltage?
In which device inductor cannot be used?
A : a. filter circuit
B : b. transformer
C : c. choke
D : d. dielectric
A resistance of 7 ohm is connected in series with an inductance of 31.8mH. The circuit is connected to a 100V 50Hz sinusoidal supply. Calculate the current in the circuit.
Which, among the following, is the correct expression for ?.
A : a. ?=tan¯¹ (XL/R)
B : b. ?=tan¯¹ (R/XL)
C : c. ?=tan¯¹ (XL*R)
D : d. ?=cos¯¹ (XL/R)