1.

Multiplying 2î + 7ĵ by 5 gives ______(a) 10î + 35ĵ(b) 2î + 35ĵ(c) 10î + 7ĵ(d) 2î + 7ĵI have been asked this question in examination.I would like to ask this question from Motion in a Plane in division Motion in a Plane of Physics – Class 11

Answer»

Correct CHOICE is (a) 10î + 35Ĵ

Explanation: When 2î + 7ĵ is multiplied by 5, both the components get multiplied by 5. Hence, the answer is 10î + 35ĵ.



Discussion

No Comment Found

Related InterviewSolutions