The Primary of a 3:1 Step-Up Transformer Is Connected to a Source

question 43

Multiple Choice

The primary of a 3:1 step-up transformer is connected to a source and the secondary is connected to a resistor R.The power dissipated by R in this situation is P.If R is connected directly to the source it will dissipate a power of:

• A)P/9
• B)P/3
• C)P
• D)3P
• E)9P

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