Alternating Current

IMPORTANT

Alternating Current: Overview

This Topic covers sub-topics such as Alternating Current, Electric Generator, Alternating Voltage, Construction of AC Generator, Average Value of a Function, Frequency of AC Generator and, Average Value of Time Dependent Linear Function

Important Questions on Alternating Current

MEDIUM
IMPORTANT

How the direction of current changes in the armature coil of AC generators?

MEDIUM
IMPORTANT

Draw a labelled diagram of AC generator and mention its components.

HARD
IMPORTANT

Deduce the expression for peak induced emf generated from an AC generator.

MEDIUM
IMPORTANT

What is average value of a sinusoidal function for half cycle?

MEDIUM
IMPORTANT

What is average value of a sinusoidal function for a complete cycle?

MEDIUM
IMPORTANT

What is the average value of a sinusoidal wave for some time interval?

MEDIUM
IMPORTANT

How to find average from graph?

MEDIUM
IMPORTANT

What is average of time dependent linear function?

MEDIUM
IMPORTANT

How to find average of time dependent equation?

MEDIUM
IMPORTANT

How do you find the average value of a function?

EASY
IMPORTANT

Define root mean square value of an alternating current.

HARD
IMPORTANT

What is meant by mean value of A.C? Drive an expression for mean value of alternating current and emf.