In resistance welding, ____ is applied to ensure a continuous electrical circuit and to forge the heated parts together.
A. heat
B. a chemical spray
C. a plasma arc
D. pressure
Answer: D
You might also like to view...
Orthogonal signal generation for three users. The following worksheet specifies three 10-sample orthogonal FDMA data signals sAi, sBi and sCi with amplitude specified in A2. FDMA signals are computed in C6:E15 with frequencies defined in C2:E2 in units of periods per nx (=10). The signal energy is computed in Row 17
a. What is the formula in C8?
b. What is the formula in C17?
c. What is the formula in D8?
d. What is the formula in D17?
e. What is the formula in E8?
f. What is the formula in E17?
The low-voltage thermostat used on residential and light commercial conditioned air systems is difficult to diagnose because of its complexity and the fact that it is used for several purposes in a heating and cooling system.
Answer the following statement true (T) or false (F)
How is field wiring shown on most diagrams?
A) In red B) In blue C) With dashed lines D) With solid lines
Which is true about 1G cellular technology?
A. uses digital transmission B. uses FM C. uses packet switching D. can transmit up to 384 Kbps