When making a current measurement with a VOM meter, you should ________
A) create an open in the circuit and place the meter probes so that the meter is in series with the load
B) place the meter probes across the load
C) turn off all power to the circuit during the current reading so you don't get shocked
A
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What is the required depth for mulch if it is to be effective in weed control and moisture retention?
a. 1 to 3 inches c. 7 to 8 inches b. 5 to 6 inches d. 3 to 4 inches
Answer the following statement(s) true (T) or false (F)
1. The left-hand rule is used with generators, and the right-hand rule applies to motors. 2. The torque delivered by a motor is a less useful quantity than the single force pushing against the two vertical sides of the coil. 3. To differentiate between torque and work, it is customary to call the unit of torque the foot-pound and the unit of work the pound-foot. 4. A function of a commutator is to carry a current from the supply line, via the brushes, into the rotating armature. 5. A one-loop armature produces regular torque.
Road force balancers can detect lateral rolling forces in tires that result in a tire pull as well as radial and lateral runout.
Answer the following statement true (T) or false (F)
Solder is available with various percentages of tin and lead in the alloy.
a. true b. false