Waec 2023 Physics Question 33

Practice objective / multiple choice question 33 from the 2023 Waec Physics examination. This question covers electricity .

Waec 2023 Physics Objective / Multiple Choice 2 Difficulty
Topic: electricity
Question 33 WAEC • 2023 • PHYSICS • objective

The purpose of commutators in a direct current motor is to

Answer Options

A. increase the efficiency of the motor.
Correct Answer B. reverse the direction of the current after every half rotation.
C. enable a uniform couple to act on the coil.
D. increase the number of rotations per second.
Correct Answer
B
Correct Option:
reverse the direction of the current after every half rotation.

About This Question

This is Waec 2023 Physics Question 33. It is one of the objective questions from the 2023 Waec Physics examination.

The question covers electricity .

Difficulty level: 2 .

View More Waec 2023 Physics Questions More Waec Practice Questions Back to Questions

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