Post Utme Lasu 2025 Physics Question 6

Practice objective / multiple choice question 6 from the 2025 Post Utme Lasu Physics examination.

Post Utme Lasu 2025 Physics Objective / Multiple Choice
Question 6 POST_UTME_LASU • 2025 • PHYSICS • objective

A 2.5 mH inductor is connected in series with a 4.2 kΩ resistor and a 12 V battery. Assuming the inductor has an initial current of 0 A, calculate the time it takes for the current to reach 75% of its maximum value.

Answer Options

A. 0.25 s
B. 0.5 s
Correct Answer C. 0.75 s
D. 1 s
Correct Answer
C
Correct Option:
0.75 s

About This Question

This is Post Utme Lasu 2025 Physics Question 6. It is one of the objective questions from the 2025 Post Utme Lasu Physics examination.

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