A rheostat differs from potentiometer in the respect that it_____________?
Correct answer: B. has higher wattage rating
- A. has lower wattage rating
- B. has higher wattage rating
- C. has large number of turns
- D. offers large number of tapping
Explanation
A rheostat is intended to control relatively larger current and therefore generally has a higher power rating than a potentiometer. A potentiometer is primarily used as a voltage divider.
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