Question

The simple harmonic vibrations of two particles are $y_{1} =5$ sin (100$t$) and $y_{2} =4$ cos $\left(100t +\frac{\pi}{4}\right).$ The phase difference between them is

• A. $\frac{\pi}{4}$
• B. $\frac{\pi}{2}$
• C. $\pi$
• D. $\frac{3\pi}{4}$

Answer 1

Answer: (D)

$\frac{3\pi}{4}$

Answer 2

Answer (d) $\frac{3\pi}{4}$