Torque is a force that accomplishes work by:
A. A grinding action
B. A twisting action
C. An explosive force
D. A pushing action
Answer: B
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Answer the following statement(s) true (T) or false (F)
1. Traditional meters that have a pointer moving across the face of a scale (similar to the speedometer in many cars) are classified as analog meters. 2. Most electrical measuring devices, from panel meters for permanent installations to portable test instruments, have made use of analog scales. 3. The DMM (dialog multimeter) directly displays the numerical results of a measurement. 4. It is customary to use fractions rather than common decimals to record the values of meter readings. 5. The range of a meter is the maximum amount of the instrument at full-scale deflection.
The minimum number of small appliance circuits required by the NEC® in each house is __________.
a. 1 b. 2 c. 3 d. 4
The primary (low-voltage) ignition system must be working correctly before any spark occurs from a coil. Which component is NOT in the primary ignition circuit?
A) Spark plug wires B) Ignition switch C) Ignition module D) Pickup coil
The ________ popularity of communicating systems lies in their ability to ________ overall system efficiency and comfort by matching the system capacity to the heat load
A) increasing; decline B) decreasing; improve C) decreasing; decline D) increasing; improve