"A contactor is a electrically controlled switch which uses an electromagnetic coil to pull in the contacts.”
"A motor starter is a contactor, plus an overload relay that will drop out the coil voltage if the motor overloads. If there is not overload relay, it is not a starter any longer, it's back to being just a contactor."
The answer you're looking for is: a wave.
Answer:
Oxidation occurs simultaneously with reduction.
Answer:
Water
Explanation:
Water is included as a compound!
There can only be two electrons in the innermost shell of an atom so b is the correct answer
