# NEET Physics Waves Questions Solved

The amplitude of a wave represented by displacement equation $y=\frac{1}{\sqrt{a}}\mathrm{sin}\omega t±\frac{1}{\sqrt{b}}\mathrm{cos}\omega t$ will be

(1) $\frac{a+b}{ab}$

(2) $\frac{\sqrt{a}+\sqrt{b}}{ab}$

(3) $\frac{\sqrt{a}±\sqrt{b}}{ab}$

(4) $\sqrt{\frac{a+b}{ab}}$

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