Lakhmir Singh and Manjit Kaur Solutions for Chapter: Electric Current and Its Effects, Exercise 1: Very Short Answer Type Questions
Lakhmir Singh Science Solutions for Exercise - Lakhmir Singh and Manjit Kaur Solutions for Chapter: Electric Current and Its Effects, Exercise 1: Very Short Answer Type Questions
Attempt the practice questions on Chapter 14: Electric Current and Its Effects, Exercise 1: Very Short Answer Type Questions with hints and solutions to strengthen your understanding. AWARENESS SCIENCE for Seventh Class solutions are prepared by Experienced Embibe Experts.
Questions from Lakhmir Singh and Manjit Kaur Solutions for Chapter: Electric Current and Its Effects, Exercise 1: Very Short Answer Type Questions with Hints & Solutions
An electric bell has an electromagnet.

An electromagnet is a temporary magnet.

Which effect of electric current is utilised:
(a) in an electric iron?

Which effect of electric current is utilised:
(b) in an electric bulb?

Name the phenomenon which occurs when the two naked wires of electricity supply line touch each other.

Name the phenomenon which occurs when too many electrical appliances are connected to a single socket.

What is the name of a safety device which cuts off the electricity supply during a short circuit by turning off a switch?

What is the name of a safety device which cuts off the electricity supply during a short circuit by breaking a thin wire?
