Question

An alternating emf given by $V = V_0 \, \sin \,\omega t$ has peak value 10 volt and frequency 50 Hz. The instantaneous emf at $t=\frac{1}{600}s$ is

• A. 10 V
• B. $5\sqrt3 \,V$
• C. 5 V
• D. 1 V

Answer 1

Answer: (C)

5 V

Answer 2

K = 10 sin $(100\pi\,t);t=\frac{1}{600}s$