Kinematics Question 585

Question: If A=BC , then, the angle between A and B it’s

Options:

A) tan1B2+A2C22AB

B) sin1B2+A2C22AB

C) cos1A2+B2C22AB

D) sec1A2+B2C22AB

Show Answer

Answer:

Correct Answer: C

Solution:

[c] Given, A=BC C=BA

If θ it’s the angle between A and B ,

then C2=B2+A22ABcosθ

cosθ=B2+A2C22AB



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