Bihar Police SI Exam 24-Apr-2022 Shift 1 Paper

© examsiri.com

Question : 90 of 100

Marks: +1, -0

Which of the following statements is incorrect for alternating current?

It can be transmitted over long distances.
Its production is cheaper.
It has a constant value.
Its voltage can be easily changed.

Go to Question:

Prev Question

Next Question