A fuse is rated 5 A. Maximum power at 250 V that can be drawn is MCQ with Answer and Explanation

Question

Share Report Error

A fuse is rated 5 A. Maximum power at 250 V that can be drawn is

A. 250 W

B. 5000 W

C. 1250 W

D. 50 W

Answer: Option C

Solution (By JKSSB Mock Tests)

P = V I = 250×5 = 1250 W.

This question belongs to: Science Physics

Request complete Subject PDF

Discuss this Question (0)

No comments yet. Be the first to start the discussion!

Practice More Physics Questions

Question #1

Share Report

A 12 V battery is connected across a series combination of 2 Ω, 3 Ω, 5 Ω resistors. Current is

A. 0.6 A

B. 2 A

C. 6 A

D. 1.2 A

View Answer & Solution Discuss

Get Complete Subject PDF for Science

Correct Answer: Option D

Explanation:
Total R = 10 Ω, I = V/R = 12/10 = 1.2 A.

This question belongs to: Science Physics

Question #2

Share Report

A bimetallic strip is used in

A. Barometer

B. Hydrometer

C. Thermometer

D. Thermostat

View Answer & Solution Discuss

Get Complete Subject PDF for Science

Correct Answer: Option D

Explanation:
Thermostat uses differential expansion to make/break circuit.

This question belongs to: Science Physics

Question #3

Share Report

The weight of a body is maximum at

A. Equator

B. Same everywhere

C. Centre of Earth

D. Poles

View Answer & Solution Discuss

Get Complete Subject PDF for Science

Correct Answer: Option D

Explanation:
g_pole > g_equator due to less centrifugal effect and Earth's oblateness. At centre g=0, weightless. So weight max at poles.

This question belongs to: Science Physics

Explore All Physics MCQs