JAMB Physics 2018 Objective — Question 22
Question 22 of 38 from the Joint Admissions and Matriculation Board (JAMB) Physics 2018 Objective paper, with the correct answer and a full explanation.
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Every house supplied with electricity is provided with a box of fuses so that
- A. the consumption of electricity can be recorded
- B. people residing in the house will not have an electric shock if they touch a live wire
- C. the total current drawn from the mains can be limitedCorrect
- D. the voltage supply can be stabilised as a standby supply
Explanation
A fuse is designed to melt and break the circuit when current exceeds a specified safe value, thereby limiting the total current drawn and protecting the wiring/appliances.
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