The numerical value of doozy in Chaldean Numerology is: 8. Pythagorean Numerology. The numerical value of doozy in Pythagorean Numerology is: 4
A rheostat is a variable resistor which is used to control current. They are able to vary the resistance in a circuit without interruption.The construction is very similar to the construction of a potentiometer s. It uses only two connections, even when 3 terminals (as in a potentiometer) are present. rheostat is a variable resistor which is used to control current. They are able to vary the resistance in a circuit without interruption.
Quick Answer. A rheostat is a variable resistor that is used to alter the amount of voltage or current in a circuit, according to HowStuffWorks. Rheostats make possible functions of electronics such as light dimmers and volume dials. Continue Reading.