Advantages of AC Over DC

Author:Dr. Sunil Kushwaha
10th CBSE
IMPORTANT

Advantages of AC Over DC: Overview

In this topic, we will discuss the Advantages of AC over DC. AC can be transmitted over a long distance with minimum power loss. By using rectifiers, we can convert AC to DC. AC equipment are more convenient and durable than DC equipment.

Important Questions on Advantages of AC Over DC

EASY
IMPORTANT
SCIENCE [PHYSICS] Class-10>Magnetic Effects Of Electric Current>Advantages of AC Over DC> Q 1

You are given following current-time graphs from two different sources:

Question Image

(i) Name the type of current in two cases
(ii) Identify any one source of each type of these currents.
(iii) What is the frequency of current in case II in India?
(iv) Use above graphs to write difference between the current in two cases.

MEDIUM
IMPORTANT
SCIENCE [PHYSICS] Class-10>Magnetic Effects Of Electric Current>Advantages of AC Over DC> Q 2

Why is an alternating current considered to be advantageous over direct current for long range transmission of electric energy?