Question

What is a rheostat ? what are its uses​

Answer 1

Answer:

Rheostat is a device used to find resitivity of a material.the use is the same.

Explanation:

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Answer 2

Rheostat, adjustable resistor used in applications that require the adjustment of current or the varying of resistance in an electric circuit. The rheostat can adjust generator characteristics, dim lights, and start or control the speed of motors.

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