Waec Model Questions Vol1 2022 Physics Question 19

Practice objective / multiple choice question 19 from the 2022 Waec Model Questions Vol1 Physics examination.

Waec Model Questions Vol1 2022 Physics Objective / Multiple Choice Hard Difficulty

Question 19 WAEC_MODEL_QUESTIONS_VOL1 • 2022 • PHYSICS • objective

In a circuit, a resistor of 10 Ω is connected in series with a 5 Ω resistor and a 12 V battery. Calculate the total current flowing through the circuit. If the 10 Ω resistor is replaced with a 20 Ω resistor, what will be the new current? Show all calculations.

Answer Options

A. 1.2 A (initial), 0.72 A (new)

B. 0.6 A (initial), 0.36 A (new)

Correct Answer C. 0.8 A (initial), 0.48 A (new)

D. 0.4 A (initial), 0.24 A (new)

Correct Answer

Correct Option:

0.8 A (initial), 0.48 A (new)

About This Question

This is Waec Model Questions Vol1 2022 Physics Question 19. It is one of the objective questions from the 2022 Waec Model Questions Vol1 Physics examination.

Difficulty level: Hard .

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