Magnetism and Electromagnetism MCQs with Answers
1. Look at the following diagram: The above diagram shows the magnetic field produced by a … Read More
1. Look at the following diagram: The above diagram shows the magnetic field produced by a … Read More
This guide covers electrochemistry multiple choice questions (mcqs) with answers and explanation. 1. In the electroplating process an … Read More
1. Matter can exist in any one of four states—solid, liquid, gas and: A. plasma B. molecules C. … Read More
This guide covers efficiency and losses of DC Machines (Motor and Generator) which include Copper, Core, Brush, Mechanical … Read More
The voltage induced in a single coil of a DC generator is alternating. A commutator is therefore necessary … Read More
Motor Drives Define and describe motor drives. A motor drive is an electronic unit designed to control the … Read More
DC Motor Operation Define motor and explain the electron flow motor rule. A motor is a machine that … Read More
Define relays and explain how they function. A relay is a device that controls one electrical circuit by … Read More
DC Generator Components State the operating principle of how a DC generator produces electricity. DC generators operate on … Read More
AC Generator Working State the purpose of each of the components used in an AC generator. AC generators … Read More
AC Motor Types Define AC motor and identify the main parts of an AC motor and state their … Read More
This article mainly covers DC Motor Construction and its Parts with labelled diagrams. Furthermore, a cutaway view of … Read More