Technician A says that incandescent trouble lights may be used when working around gasoline. Technician B says that florescent trouble lights should be used when working around gasoline. Which technician is correct?
A) Technician A only B) Technician B only
C) Both technicians A and B D) Neither technician A nor B
B
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The advantage of using a thermistor-type thermometer over a mercury-filled thermometer for measuring refrigerant line temperature is that the thermistor-type does not have to be insulated.
Answer the following statement true (T) or false (F)
A(n) ____________________ on the delivery vehicle is a major source of advertisement for the floral shop
Fill in the blank(s) with correct word
Technician A says severe burns may occur if a piece of jewelry makes contact between an electrical terminal and vehicle ground. Technician B says athletic shoes are suitable for wearing in the shop because they have good traction. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
If you apply 5V directly across an LED so that it is forward biased, and its specified forward bias voltage is 2V, it will
A. store the excess energy in a magnetic field, like an inductor. B. shine dimly. C. become cold in temperature due to the semiconductor properties. D. fail due to excessive current. E. not shine at all since no current will flow.