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Class 7 Science
Electric Current And Its Effects
Quiz 2
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___________ discovered the magnetic effect of electric current
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Maxwell
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Edison
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Newton
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Oersted
Choose the statement which is not correct in the case of an electric fuse.
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Fuses are inserted in electric circuits of all buildings.
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There is a maximum limit on the current which can safely flow through the electric circuits.
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There is a minimum limit on the current which can safely flow in the electric circuits.
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If a proper fuse is inserted in a circuit it will blow off if current exceeds the safe limit.
MCBs stands for
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Major circuit breakers
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Minor circuit breakers
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Miniature Circuit Breakers
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Magnetic Circuit Breakers
What is the SI unit of Electric current?
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Coulomb
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Ohm
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Volt
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Ampere
0 h : 0 m : 1 s
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