Question Detail

PHY 102 Last Minute Prep Objective Question

Question

The dimensions of plates of a parallel plate capacitor are 8cm by 8cm and they are separated by a distance of 2mm. Calculate the capacitance of the capacitor if air is between the plates
Options
A 3.54×10⁻¹⁰ F
B 2.77×10⁻¹² F
C 2.83×10⁻¹¹ F
Correct Answer
D 3.54×10⁻¹⁰ F
Correct Answer

Option C is the correct answer.

Detailed Explanation

C = ε₀A/d = (8.85×10⁻¹² × 0.08×0.08)/0.002 = 2.83×10⁻¹¹ F

Hint

Calculate the area in square meters and distance in meters.

Question Info