As θ increases from 0^{circ} to 90^{circ} , value of cos θ :-

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As $\theta$ increases from $0^{\circ}$ to $90^{\circ}$, the value of $\cos \theta$ :-

A

Increases

B

Decreases

C

Remains constant

D

First decreases then increases.

Solution

(b)

Thus, as value of $\theta$ increases from $0^{\circ}$ to $90^{\circ}$, value of $\cos \theta$ decreases.

Standard 11

Physics

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