Compression fittings for EMT are classified as raintight and ____-tight types.
What will be an ideal response?
concrete
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A BS has a 900 MHz transmitter and a vehicle is moving at the speed of 50 mph. Compute the received carrier frequency if the vehicle is moving
(a) Directly toward the BS. (b) Directly away from the BS. (c) In a direction which is 60 degree to the direction of arrival of the transmitted signal.
Type ____ conductors are mineral insulated and sheathed in a gas-tight and watertight metal tube.
A. UF B. AC C. NMC D. MI
Which of the following is an example of a semiconductor?
A. Copper B. Geranium C. Silicon D. Aluminum
Associated with ____ applications are soldering, brazing, and braze welding.
A. shielded metal arc welding process B. gas metal arc welding process C. oxyfuel welding process D. gas tungsten arc welding process E. none of the above