Which type of leak detection involves burning refrigerant?
A. halide
B. electronic
C. soap bubbles
D. ultraviolet light
Answer: A
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A microwave oven is designed to operate at a frequency of 2.2?×?109 Hz. Determine the wavelength of these microwaves and the energy of each microwave.
What will be an ideal response?
Technician A says that when a component fails due to a metallurgical defect, the technician is at fault. Technician B says that a casting inclusion in a cylinder head can be classified as a metallurgical defect. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
For the cash flows shown, find the future worth in (a) year 5, and (b) year 4. Assume an i of 10% per year. (This is Problem 3.25 above.)
What will be an ideal response?
The following statements represent an experts opinion about panic. Which statement is incorrect?
A. there is usually no evidence of panic when there is no hope of escape B. people tend to "follow the leader" in times of stress or when they need reassurance about their actions C. panic occurs in those instances where an individual does not follow the actions of the group D. contagious behavior is very uncommon in emergencies