Physics, asked by swatipangavhane2384, 1 month ago

1. What is the angle between force F=3i +4j-5k unit and displacement Š = 4j + 3k unit? ​

Answers

Answered by iconicyash
3

Answer:

F.d=Fdcosθ

⟹cosθ=FdF.d=5015+16+15=5046

⟹θ=cos−10.92

Projection of F on d is given by

dF.d

=52+42+3215+16+15

=5246

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