Electrical Engineering - Energy and Power
Exercise : Energy and Power - General Questions
- Energy and Power - General Questions
- Energy and Power - True or False
1.
A 33 
half-watt resistor and a 330 half-watt resistor are connected across a 12 V source. Which one(s) will overheat?
half-watt resistor and a 330 half-watt resistor are connected across a 12 V source. Which one(s) will overheat?33
330
both resistors
neither resistor
2.
When the pointer of an analog ohmmeter reads close to zero, the resistor being measured is
3.
In 0.025 W, there are
4.
A certain appliance uses 350 W. If it is allowed to run continuously for 24 days, how many kilowatt-hours of energy does it consume?
5.
A power supply produces a 0.6 W output with an input of 0.7 W. Its percentage of efficiency is
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