Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Alternating Current

Question:

A voltage V = 5 Cos \(15\pi \)t V flows through a resistor of 33 \(\Omega \). What will be the frequency of the signal ?

Options:

30 Hz

15 Hz

5 Hz

10 Hz

Correct Answer:

5 Hz

Explanation:

w = 2\(\pi \upsilon \) = 15 \(\pi \)

v = 7.5 Hz