Waec Model Questions Vol1 2018 Physics Question 43

Practice objective / multiple choice question 43 from the 2018 Waec Model Questions Vol1 Physics examination.

Waec Model Questions Vol1 2018 Physics Objective / Multiple Choice Hard Difficulty
Question 43 WAEC_MODEL_QUESTIONS_VOL1 • 2018 • PHYSICS • objective

A parallel plate capacitor has a capacitance of 5 µF and is charged to a potential difference of 10 V. Calculate the energy stored in the capacitor. If the capacitor is then disconnected from the battery and the plates are moved apart to double the distance, what will be the new capacitance and energy stored?

Answer Options

A. 0.5 mJ, 1 mJ
B. 0.1 mJ, 0.2 mJ
Correct Answer C. 0.25 mJ, 0.5 mJ
D. 0.75 mJ, 1.5 mJ
Correct Answer
C
Correct Option:
0.25 mJ, 0.5 mJ

About This Question

This is Waec Model Questions Vol1 2018 Physics Question 43. It is one of the objective questions from the 2018 Waec Model Questions Vol1 Physics examination.

Difficulty level: Hard .

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