Because they produce motion and force in a straight line, _____ are called linear actuators
a. pistons
b. cylinders
c. motors
d. pumps
b
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The function of a 10 10 ? permutator is given by the following table:
(a) Find out the output message going through the air if the input message sequence is given by:
I WANT TO LEARN ABOUT PERMUTATION FUNCTION
IN WIRELESS DEVICES AND APPLICATIONS .
(b) Assume that the message is transmitted as a group of ten characters. What are the advantages and disadvantages if two such permutators are used?
The spread footing spreads the force of the foundation wall over a ____ area.
A. narrower B. wider C. more elevated D. warmer
Technician A says that a 6-point socket is more likely than a 12-point socket to round off a fastener head. Technician B says that a 12-point socket is more likely than a 6-point socket to round off a fastener head. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
How does a hot-gas defrost system work?
A) Gas flames provide the heat to melt the ice. B) A warm glycol solution is sprayed on the coil. C) The superheated gas leaving the evaporator is used to melt the ice. D) Hot compressor discharge gas is routed to the evaporator.