The clown loach does well in community aquariums when small
Indicate whether the statement is true or false
True
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The insulating oil in a liquid-filled transformer should be regularly tested for _____.
a. dielectric strength b. conductivity ratio c. acidity d. water content
Disposable cylinders of HFC-407C are colored _____.
a. orange with a gray top b. yellow c. blue-gray d. brown
If a plant flowers in the spring, it should be pruned _____
A) before it flowers B) after it flowers C) before the spring D) in the winter
Answer the following statement(s) true (T) or false (F)
1. The primary winding of a current transformer must be connected in parallel with the load. 2. When a small amount of AC current must be measured, a CT is connected in the power line. 3. When current transformers are used, the main power line is inserted through the opening in the transformer. 4. To use the clamp-on type of AC ammeter, the jaw of the meter is clamped around all of the conductors supplying power to the load. 5. The ability to change the turns ratio of a clamp-on ammeter can be very useful for measuring low currents.