Post Utme Ui 2024 Physics Question 31

Practice objective / multiple choice question 31 from the 2024 Post Utme Ui Physics examination.

Post Utme Ui 2024 Physics Objective / Multiple Choice
Question 31 POST_UTME_UI • 2024 • PHYSICS • objective

A 2.5 m long wire of resis\tance 3.5 Ω is connected in series with a 4.2 V battery. If the wire is made of a material with a temperature coefficient of resis\tance of 0.0004 K⁻¹, what is the change in resis\tance when the temperature is increased by 25 K?

Answer Options

A. 0.00035 Ω
Correct Answer B. 0.00045 Ω
C. 0.00055 Ω
D. 0.00065 Ω
Correct Answer
B
Correct Option:
0.00045 Ω

About This Question

This is Post Utme Ui 2024 Physics Question 31. It is one of the objective questions from the 2024 Post Utme Ui Physics examination.

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