When using the tapping method, the arc should be struck beyond the point where the weld should begin by a distance of about _____.

a. 1/16 to 1/8 inch
b. 1/8 to 1/4 inch
c. 1/4 to 1/2 inch
d. 1/2 to 3/4 inch


Answer: C

Trades & Technology

You might also like to view...

Depressurizing accumulators is being discussed. Technician A says some systems are bled without depressurizing. Technician B says some systems must be depressurized before checking the fluid level. Who is correct?

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

Trades & Technology

What type of units are required to have service valves?

What will be an ideal response?

Trades & Technology

What does Btu stand for?

a. British temperature unit b. British thermal unit c. British thermocouple unit d. Binary temperature unit

Trades & Technology

The order of the four main components of the refrigeration cycle is:

A) Compressor - evaporator - condenser - metering device. B) Compressor - condenser - metering device - evaporator. C) Evaporator -condenser - metering device - compressor. D) Condenser - compressor - metering device - evaporator.

Trades & Technology