1.

A sine wave completes quarter cycle in ____ radians.(a) 2π(b) π(c) π/2(d) π/4The question was asked at a job interview.The origin of the question is Angular Relation of a Sine Wave in portion Introduction to Alternating Currents and Voltages of Network Theory

Answer»

The correct choice is (d) π/4

To explain: The period of a sine wave is 360⁰ or 2π radians. So, a sine wave TAKES 45⁰ or π/4 radians to COMPLETE a QUARTER CYCLE.



Discussion

No Comment Found

Related InterviewSolutions