Electrical potential is:
A) One coulomb of electrons flowing in one second.
B) Opposition to the flow of electricity.
C) The ability to make current flow.
D) The ability of electricity to do work.
C
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Answer the following statement(s) true (T) or false (F)
1. Control magnetic relays are used to control small loads. 2. Most of the relays used in machine tool control have double-break contacts. 3. Relays are used more often to open and close control circuits than to operate power circuits. 4. The greatest advantage of relays with mechanical contacts is that they are resistant to shock and vibration. 5. Magnetic relays are affected by the electric noise and the voltage spikes induced in the system.
Geothermal wells of 167 ft. and 144 ft. need to be drilled. Find the total depth of wells needed to be drilled.?
Fill in the blank(s) with the appropriate word(s).
Colostrum, while rich in antibodies, is especially low in protein, fat, minerals, and
Vitamin A. A. True B. False
Which of the following is an objective of purchasing?
I. Obtain goods and services of the required specification and quality. II. Obtain goods and services at the lowest cost. III. Be sure the best possible service and delivery are provided by the supplier. A) I only B) II only C) III only D) IV only E) All are objectives of purchasing.