The primary winding of a transformer has 100 turns, and the secondary has 400 turns. An EMF of 120 volts is applied to the primary. What is the voltage at the secondary?
What will be an ideal response?
The voltage at the secondary is 480 volts.
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A(n) ____________ is a substance that causes or accelerates a chemical reaction without itself being changed.
Fill in the blank(s) with the appropriate word(s).
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An automotive suspension system has a natural frequency in the range of 10 to 15 Hz.
Answer the following statement true (T) or false (F)
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If you measure 17 V across a diode, it is probably ________
A) in heavy conduction B) reverse biased C) shorted D) forward biased
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Low-voltage thermostats usually control which type of voltage?
A. 24 B. 115 C. 220 D. all of the above E. both b and c
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