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Byju's Answer

Standard X

Physics

Circuit diagram & commonly used symbols

Small current...

Question

Small current in a circuit is detected by

Galvanometer

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Fleming's left hand rule

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Voltmeter

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Solenoid

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Solution

The correct option is A
Galvanometer

Galvanometer is used to detect presence of small current in a circuit.

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Similar questions

Q. Flemings left hand rule

Q. Define Flemings left hand Rule.

What is the difference between Fleming left and right hand rule ?

Q. Fleming right hand rule gives _________.

(A) Choose the correct alternative and rewrite the following.

(1) The device used for producing current is called a _______.

(a) Voltmeter

(b) Ammeter

(d) Generator

(2) At the time of short circuit, the current in the circuit _______.

(a) increases

(b) decreases

(d) increases in steps

(3) The direction of the magnetic field around a straight conductor carrying current is given by _______.

(a) Right hand rule

(b) Fleming’s left hand rule

(d) none of these

(B) Say true or false. If false, write the correct sentence

(1) Magnetic poles exist in pairs.

(2) Magnetic field increases as we go away from a magnet.

(3) Magnetic lines of force always cross each other.

(4) Electric generator is used to generate current.

(1) Loudspeaker, microphone, electric motor, bar magnet.

(2) Armature coil, brushes, commutator, direct current.

(3) Fuse, insulating material, rubber shoes, generator.

(4) Voltmeter, ammeter, galvanometer, thermometer.

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Small current in a circuit is detected by

The correct option is A Galvanometer Galvanometer is used to detect presence of small current in a circuit.

The correct option is A
Galvanometer

Galvanometer is used to detect presence of small current in a circuit.