MarksRiser
MarksRiser
Physics-(general)

NEET Physics (general) MCQ Question

Type: MCQ-diagram based-Hard-Class 12

Consider a diagram showing the conversion of a galvanometer into an ammeter by introducing a shunt resistance rsr_s in parallel to the galvanometer. What is the main purpose of the shunt resistance in this configuration?

Question diagram
A

To allow most of the current to bypass the galvanometer.

B

To increase the sensitivity of the galvanometer.

C

To decrease the total resistance of the circuit.

D

To protect the galvanometer from high voltage.

Correct Answer

Option A

Detailed Explanation

The shunt resistance rsr_s is introduced in parallel to the galvanometer to allow most of the current to bypass the galvanometer, ensuring it does not get damaged by excessive current.

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