11th Class Punjab Board Exams Quizzes MCQs Quizzes Punjab Physics 11th Class Model Paper Chapter No 4

Question:
If resultant of two vectors each of magnitude F is also of magnitude F, the angle between them will be:

Option A):
60˚
Option B):
90˚
Option C):
180˚
Option D):
120˚

Correct Answer is Option D):
120˚