When three solid-state relays are connected in series, the supply voltage must be _____.
a. half of the minimum operating voltage for a single relay
b. a third of the minimum operating voltage for a single relay
c. triple the minimum operating voltage for a single relay
d. four times the minimum operating voltage for a single relay
c. triple the minimum operating voltage for a single relay
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PROBLEM 3.13 Under normal operating conditions, the electric motor exerts a torque of 2.4 kN ? m on shaft AB. Knowing that each shaft is solid, determine the maximum shearing stress in (a) shaft AB, (b) shaft BC, (c) shaft CD.
Which of these is a term used to describe when information is added to a constant frequency?
A) Modulation B) Frequency C) Period D) Carrier wave
If you see the label "TIG" on a welding machine, that machine is considered to be what kind of a welding machine?
A) GMAW B) GTAW C) FCAW D) Stick
Feeder pigs are purchased and raised to market weight in what type of commercial production?
A. finishing production B. feeder pig production C. farrow-to-finish operation D. purebred production