Lakhmir Singh and Manjit Kaur Solutions for Chapter: Magnetic Effect of Electric Current, Exercise 13: Short Answer Type Questions
Lakhmir Singh Physics Solutions for Exercise - Lakhmir Singh and Manjit Kaur Solutions for Chapter: Magnetic Effect of Electric Current, Exercise 13: Short Answer Type Questions
Attempt the practice questions on Chapter 2: Magnetic Effect of Electric Current, Exercise 13: Short Answer Type Questions with hints and solutions to strengthen your understanding. Science for Tenth Class Part - 1 Physics solutions are prepared by Experienced Embibe Experts.
Questions from Lakhmir Singh and Manjit Kaur Solutions for Chapter: Magnetic Effect of Electric Current, Exercise 13: Short Answer Type Questions with Hints & Solutions
State Fleming's left-hand rule. Explain it with the help of labelled diagrams.
What is the principle of an electric motor? Name some of the devices in which electric motors are used.
In a d.c. motor, why must the current to the coil be reversed twice during each rotation?
What device reverses the current?
State what would happen to the direction of rotation of a motor if the current were reversed.
State what would happen to the direction of rotation of a motor if the magnetic field were reversed.
State what would happen to the direction of rotation of a motor if both current and magnetic field were reversed simultaneously.
In what ways can a motor be made more powerful?
