What are the two factors that determine the synchronous speed of an AC motor?
What will be an ideal response?
The two factors that determine the synchronous speed of an AC motor are:
1. Frequency of the applied voltage
2. Number of stator poles per phase
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An excess of vitamin ____ in the diet leads to calcification of blood vessels, the heart, and other soft tissues.
A. A B. D C. E D. K
President Roosevelt believed that the federal government should adopt a policy of ____ trusts.
A. dissolving B. nationalizing C. regulating D. collusion with E. monitoring
For steady flow through a heat exchanger at approximately atmospheric pressure, what is the final temperature,
(a) When heat in the amount of 800 kJ is added to 10 mol of ethylene initially at 200°C? (b) When heat in the amount of 2500 kJ is added to 15 mol of 1-butene initially at 260°C? (c) When heat in the amount of 106(Btu) is added to 40(lb mol) of ethylene initially at 500(°F)?
To find the minimum circuit ampacity, ____.
A. divide the wattage by the voltage to find amperage and multiply the amperage by 150% B. multiply the wattage by the voltage to find amperage and divide the amperage by 125% C. divide the wattage by the voltage to find amperage and multiply the amperage by 125% D. multiply the wattage by the voltage to find amperage and divide the amperage by 150%