What is the maximum number of circuit breakers or sets of fuses that may be used as the service disconnecting means in a main service panel without a main switch?

a. 2
b. 4
c. 6
d. 8


c. 6

Trades & Technology

You might also like to view...

When laying the first course, spread a solid bed of mortar and do not furrow, also known as _____, the mortar bed joint.

A. groove B. level C. reduce D. build up

Trades & Technology

Fiber is digested in the ________ of a horse?

A) Stomach B) Cecum C) Large intestine D) Small intestine

Trades & Technology

Technician A says when an internal gear drives and is in mesh with an external gear, there will be a speed increase. Technician B says when an external gear drives another external gear, the output gear will rotate in the opposite direction to the input gear. Who is correct?

A. A only B. B only C. Both A and B D. Neither A nor B

Trades & Technology

The main advantage of the V configuration such as a GAL22V10 is ________

A) the output pins can be bi-directional B) the outputs can be configured as active high or active low C) the outputs can be configured as combinational or registered D) all of the above

Trades & Technology