Physics, asked by Sriyathmika, 1 year ago

Find alpha
so that the force 3i+alpha j do 0 work acting on a particle moving along line y=2x+3.

Answers

Answered by nverma0811

1

dot product should be zero .

(3i+aj).(j-2i)=3-2a=0

a=1.5

Hope it helps you.

Remind me. it it wrong or right.

Sriyathmika: sorry bro its wrong

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