9th Class Punjab Board Exams Quizzes MCQs Quizzes Punjab Physics Online 9th Class Test Lesson 6 Work and Energy

Question:
If a body mass 'm' is moving with velocity 'v', then its K.E. is given by:

Option A):
K.E = 1/2 mv
Option B):
K.E. = 1/2 m²v
Option C):
K.E. = 1/2 mv²
Option D):
K.E. =  mv²

Correct Answer is Option C):
K.E. = 1/2 mv²