Physics, asked by sahil2006sheenu, 10 months ago

IN THE QUESTION BELOW WHY DID WE NOT TAKE COS(180- THETA)

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Answered by help7oo645o984

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hope this helps you to understand

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Answered by Kartikakiran

agar dhyan se dekhe to cos(180-theta) directly hi rakhha hai bina show kiye. because cos(180-theta)=-cos(theta) and the formula of resultant is R^2=A^2+B^2+2ABcos(theta).

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