Why should electric furnaces NOT rest directly on the ceiling ...

[elizabeth18]

Why should electric furnaces NOT rest directly on the ceiling joists?
 
  A) The ceiling will act as a sounding board and transmit the blower sound throughout the house.
  B) Most electric furnaces cannot be installed in the horizontal position.
  C) Most electric furnaces are too heavy to be supported by ceiling joists.
  D) Most electric furnaces should have a 6-inch clearance to combustibles on all sides.

Question 2

At its most basic, a control requires:
 
  A) A voltage source, a path, and a load. B) A sensor, an actuator, and a linkage.
  C) A thermostat and a motor. D) A transformer, a relay, and a motor.

[cloud]

Answer to Question 1

A

Answer to Question 2

B

[elizabeth18]

Excellent

[bimper21]

Thanks for the timely response, appreciate it