Question

1. State the function of rheostat in this lab experiment.
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Answer 1

Answer:

A rheostat is a variable resistor which is used to control current. ... Rheostats were often used as power control devices, for example to control light intensity (dimmer), speed of motors, heaters and ovens. Nowadays they are not used for this function anymore.

Explanation:

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Answer 2

Explanation:

rheostat is a variable resistor which is used to control current. ... Rheostats were often used as power control devices, for example to control light intensity (dimmer), speed of motors, heaters and ovens. Nowadays they are not used for this function anymore.