Asked: 43rd B.P.S.C. (Pre) 1999medium Level
QUESTION STATEMENT:द्विभाषी / Bilingual
फ्यूज का सिद्धांत है-
The principle of an electric fuse is:
SELECT CORRECT OPTION:
A
विद्युत का रासायनिक प्रभाव
Chemical effect of electricity
B
विद्युत का यांत्रिक प्रभाव
Mechanical effect of electricity
C
विद्युत का ऊष्मीय प्रभाव
Heating effect of electricity
Correct
D
विद्युत का चुंबकीय प्रभाव
Magnetic effect of electricity
Official Solution & Explanation:
Correct Answer: Option C(विद्युत का ऊष्मीय प्रभाव)
फ्यूज तार विद्युत के ऊष्मीय प्रभाव (Heating effect of electric current / Joule heating) के सिद्धांत पर कार्य करता है।
The working principle of a fuse is based on the heating effect of electric current (Joule heating, $H = I^2 R t$).
Subject: General Science•Topic: Electric Current•Subtopic: Electric Current
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