Alternating Current MCQs — Class 12 Physics | Federal Board

QUESTION 1Not attempted

Alternating current changes its polarity:

QUESTION 2Not attempted

Direct current flows:

QUESTION 3Not attempted

The graph of AC voltage against time is a:

QUESTION 4Not attempted

A sinusoidal alternating voltage or current can be produced by rotating a coil in:

QUESTION 5Not attempted

One complete set of positive and negative values of an alternating quantity is called a:

QUESTION 6Not attempted

V =V sin(ωt)0 10/21/26, 10:17 PM notes class 12 physics - DeepSeek https://chat.deepseek.com/a/chat/s/be615b48-b2a6-4823-9589-b75a972ffaa1 13941830 The time taken to complete one cycle is called:

QUESTION 7Not attempted

The number of cycles per second is called:

QUESTION 8Not attempted

The unit of frequency is:

QUESTION 9Not attempted

The maximum value of an alternating quantity is called:

QUESTION 10Not attempted

The r.m.s. value of an AC is:

QUESTION 1Not attempted

Alternating current changes its polarity:

QUESTION 2Not attempted

Direct current flows:

QUESTION 3Not attempted

The graph of AC voltage against time is a:

QUESTION 4Not attempted

A sinusoidal alternating voltage or current can be produced by rotating a coil in:

QUESTION 5Not attempted

One complete set of positive and negative values of an alternating quantity is called a:

QUESTION 6Not attempted

V =V sin(ωt)0 10/21/26, 10:17 PM notes class 12 physics - DeepSeek https://chat.deepseek.com/a/chat/s/be615b48-b2a6-4823-9589-b75a972ffaa1 13941830 The time taken to complete one cycle is called:

QUESTION 7Not attempted

The number of cycles per second is called:

QUESTION 8Not attempted

The unit of frequency is:

QUESTION 9Not attempted

The maximum value of an alternating quantity is called:

QUESTION 10Not attempted

The r.m.s. value of an AC is:

Chapter 6: Alternating Current

Questions batch 1 · In progress

Chapter 6: Alternating Current

Questions batch 1 · In progress