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Meter Bridge

Which materia...

Question

Which material is used for metere bridge wire and why ?

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Solution

Generally alloys maganin/ constantan/ nichrome/ eureka are used in Meter Bridge, because these materials have low temperature coefficient of resistivity.

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Q. What is the material of the wire of metre bridge?

Q. Answer the following :

(a) Why are the connections between the resistors in a meter bridge made of thick copper strips?

(b) Why is it generally preferred to obtain the balance point in the middle of the meter bridge wire?

(c) Which material is used for the meter bridge wire and why?

Q. (a) Why are the connections between the resistor in a meter bridge made of thick copper strips?
(b) Why is it generally preferred to obtain the balance point in the middle of the meter bride wire?
(c) Which material is used for the meter bridge wire and why?

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