Commensalism is a relationship that benefits both species of animals.
Answer the following statement true (T) or false (F)
False
Rationale: Commensalism is the relationship of animals in which one benefits and the other is not harmed.
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Axial spray arc provides the highest metal transfer rate and that means higher productivity.
Answer the following statement true (T) or false (F)
In order to leak test a low-pressure chiller, the chiller pressure:
A) Must be reduced to a safe level, under 150 psig. B) Must be increased to a positive pressure less than 10 psig. C) Must be recovered and replaced with nitrogen. D) Should be increased by adding nitrogen.
Use Data Sheet 5. The vertical and horizontal components of a 45 degree diagonal are always _______ and are roughly ____% as long.
Fill in the blank(s) with the appropriate word(s).
For t < 0, the circuit shown in Figure P5.22 is at DC steady state. The switch is thrown at t = 0.
VS1 = 35V VS2 = 130V
C = 11?F R1 = 17 k?
R2 = 7k? R3 = 23 k?
Determine the initial current through R3 just after the switch is thrown at t = 0+.
