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- 1. Multiple Choice
What energy transformation takes place in a generator?
Chemical to mechanical
Electrical to mechanical
Heat to mechanical
Mechanical to electrical
- 2. Multiple Choice
In power stations generating electricity, how is power measured?
joule
kilojoule
kilowatt
megawatt
- 3. Multiple Choice
In which of the following units is electrical consumption measured by electric companies for our household consumption in our homes?
Kilowatt
Kilowatt-hour
Megawatt
Volt
- 4. Multiple Choice
What type of power plant is Bataan Power Plant?
Coal power
Geothermal power
hydropower plant
nuclear power
- 5. Multiple Choice
What is the agency that is in charge of the electrical energy distribution in Pangasinan?
MERALCO
PANELCO
SAN rOQUE
NONE OF THESE
- 6. Multiple Choice
An increase of kWh is shown in an electric meter after a flatiron is used. How many hours was it used if it carried 5A from a 220V line?
1
4
40
44
- 7. Multiple Choice
How does an energy consumption of an electrical appliance determined?
Through the appliance’s power rating and the number of hours it is used
Through the number of hours the appliance is used in a day
Through the appliance’s voltage
All of these
- 8. Multiple Choice
Which of the following is not a way of conserving energy to reduce monthly electric bill?
Use an electrical appliance with a low power wattage
Replace an incandescent bulb with compact fluorescent lamps
Do not unplug electrical appliances even not in use.
None of these
- 9. Multiple Choice
There is a need to conserve energy consumption at home, which of the following is a way?
Use surge protectors when necessary
Switch off appliances when not in use.
Unplug electrical appliances when not in use for a long time
All of these
- 10. Multiple Choice
Which of the following statements is not correct?
Electricity produces magnetism
Electricity begins at the transmission lines over
Geothermal energy is said to be a proven indigenous energy source
Our country has almost all types of power plants except nuclear powerplant
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