Author Question: The overload device on a motor starter ________. A) has a heater that interrupts control circuit ... (Read 55 times)

bb · **on:** Jul 26, 2018

The overload device on a motor starter ________.

A) has a heater that interrupts control circuit current and overload contacts that directly interrupt the large load current to the motor
B) has a heater to detect excess current and overload contacts to interrupt the control circuit current
C) has a heater to detect excessive current and overload contacts that directly interrupt the large load current to the motor

Question 2

What is the purpose of a cooling tower?

A) To add humidity to the outdoor air when it is too dry
B) To reduce the temperature of cooling water by evaporation
C) To evaporate the excess water created in an industrial process
D) To produce cool air by evaporation