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O-LevelPhysicsElectricity5054/11 · May/June 2022 · Q321 Mark

When the flash on a camera is used, a charge of 1.5 C flows for 0.0030 s through the flash lamp. The average voltage across the flash lamp is 3600 V. What is the electrical energy supplied to the flash lamp and what is the average power supplied?

A2400, 7.2
B2400, 800 000
C5400, 16.2
D5400, 1.8 x 10⁶

✓ Correct answer

D: 5400, 1.8 x 10⁶

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About this question

Topic
Electricity, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source
O-Level Physics, May/June 2022 Paper 1 Variant 1, question 32.

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