MEDIUM
10th Mizoram Board
IMPORTANT
Earn 100

An electric oven of 2 kW power rating is operated in a domestic electric circuit ( 220 V) that has a current rating of 5 A. What result do you expect? Explain.

Important Questions on Magnetic Effects of Electric Current

EASY
10th Mizoram Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>QUESTIONS>Q 3
What precaution should be taken to avoid the overloading of domestic electric circuits?
EASY
10th Mizoram Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>EXERCISES>Q 1
Which of the following correctly describes the magnetic field near a long straight wire?
EASY
10th Mizoram Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>EXERCISES>Q 2
The phenomenon of electromagnetic induction is
EASY
10th Mizoram Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>EXERCISES>Q 3
The device used for producing electric current is called a
EASY
10th Mizoram Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>EXERCISES>Q 4
The essential difference between an AC generator and a DC generator is that
EASY
10th Mizoram Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>EXERCISES>Q 5
At the time of short circuit, the current in the circuit
EASY
10th Mizoram Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>EXERCISES>Q 6
An electric motor converts mechanical energy into electrical energy. 
EASY
10th Mizoram Board
IMPORTANT
SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>EXERCISES>Q 6
An electric generator works on the principle of electromagnetic induction.