Which is the best method of reducing current in an a.c. circuit and why ?

What are the methods of reducing friction?

Current in a circuit is wattless, if

In an A.C. circuit the current

Why is the choke advantageous to resistors in controlling current in an a.c. circuit?

Select and write the most appropriate answer. The instantaneous current in an A.C. circuit is given by I = 2 sin (omegat +theta) ampere. The r.m.s. value of the current is

What does the quality factor (Q) signify in a LCR a.c. circuit ?

What is power consumed in a purely inductive a.c. circuit ?

What Is the frequency of alternating current (A.C.) ?

Find the total resistance and current in the circuit.

Find the total resistance and current in the circuit.