ECAT Engineering Exams Quizzes MCQs Quizzes ECAT Engineering Entry Test 2017 Physics Circular Motion 1

Question:
One radian is equal to

Option A):
360⁰/π
Option B):
57⁰
Option C):
57.3⁰
Option D):
58⁰

Correct Answer is Option C):
57.3⁰