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प्रश्न
Assertion: When an electric current is passed through a moving coil galvanometer, its coil gets deflected.
Reason: A circular coil produces a uniform magnetic field around itself when an electric current is passed through it.
पर्याय
Both Assertion and Reason are true and Reason is the correct explanation for Assertion.
Both Assertion and Reason are true but Reason is not the correct explanation for Assertion.
Assertion is true and Reason is false.
Assertion is false and Reason is true.
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उत्तर
Assertion is true and Reason is false.
Explanation:
A magnetic field generated by a circular coil carrying current is not a constant magnetic field.
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संबंधित प्रश्न
The combined resistance of a galvanometer of resistance 500Ω and its shunt is 21Ω. Calculate the value of shunt.
Explain how moving coil galvanometer is converted into a voltmeter. Derive the necessary formula.
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Figure shows two circuits each having a galvanometer and a battery of 3V.
When the galvanometers in each arrangement do not show any deflection, obtain the ratio R1/R2.
The deflection in a moving coil galvanometer is ______.
In an ammeter 0.5% of main current passes through galvanometer; If resistance of galvanometer is G, the resistance of ammeter will be.
How is current sensitivity increased?
The unit of voltage sensitivity of a galvanometer is:
The poles of the permanent magnet used in a moving coil galvanometer are shaped as:
A circuit consists of a 3 V source and a 3 Ω resistor. With an ideal ammeter of zero resistance inserted, the current in the circuit is:
