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Q: How wheatstone bridge measure unknown resistance?
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State 3 functions of wheatstone bridge?

Wheatstone bridge is used to calculate the resistance of unknown resistor in the circuit.


What are the application of Wheatstone bridge?

to measure the unknown resistance


What is Wheatstone's bridge?

The wheatstone bridge is an instrument used to measure electrical resistance by means of balancing a bridge circuit. The bridge circuit contains two legs, one of which contains the unknown resistance. Variations in wheatstone bridge can be employed to measure inductance, capacitance, and impedance also.


What is a Wheatstone?

The wheatstone bridge is an instrument used to measure electrical resistance by means of balancing a bridge circuit. The bridge circuit contains two legs, one of which contains the unknown resistance. Variations in wheatstone bridge can be employed to measure inductance, capacitance, and impedance also.


Why using wheatstone bridge in transducer?

You use a transducer in a wheatstone bridge. The wheatstone bridge allows you to find an unknown resistance.


Why a wheatstone circuit is called a bridge?

An electrical circuit used to measure an unknown electrical resistance is called a Wheatstone bridge. It is called a bridge because it balances two legs of a bridge circuit.


What is the difference between Wheatstone bridge and meter bridge?

WHEATSTONE BRIDGE : A wheatstone bridge is used to measure an unknown electrical resistance by balancing two legs of a bridge circuit, one leg of which includes the unknown compound.Its operation is similar to the original potentiometer. METER BRIDGE : A uniform resistance wire 1 meter in length, mounted above a scale marked in millimeters, with terminals added to make the device usable as either part of a wheatstone bridge or of a potentiometer.


How the resistance is measure?

Using an ohmmeter, Wheatstone bridge, etc.


How does the Kelvin bridge differ from the wheatstone bridge?

kelvin's bridge is the modified version of wheatstone bridge and used to measure resistance values less than 1 ohm.


Applications of Carey foster's bridge?

The Carey Foster bridge works on the principle of the wheatstone bridge (potentiometer)which can be used to measure fractional resistance.


What is the function of a Carey foster bridge?

A Carey-foster's bridge is a modified version of the meter bridge (wheatstone bridge or potentiometer). It can be used to find out the average resistance per unit length of the meter bridge wire and hence find out the unknown resistance. It is more accurate and more sensitive than a meter bridge.


Which is used to measure a very small resistance of wires.?

To accurately measure very small resistances, you could use a Wheatstone Bridge.