Electrotechnics
Authored by Dzurejdz Crnkic
Other
8th Grade
Used 35+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Standard for AC voltage in our region is:
110V with 60Hz
110V with 50 Hz
230V with 60 Hz
230V with 50Hz
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An electric generator is an electrical machine that converts _________ energy into _________ energy.
electrical-mechanical
mechanical-electrical
electrical-fluid
electrical-electronic
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is correct order in electricity transmission:
Power plant (1)
Transmission lines (2)
Step down transformer (3)
Step up transformer (4)
Homes (5)
1-4-2-3-5
1-4-3-2-5
4-1-3-2-5
4-1-2-3-5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Electric current is measured in volts (V).
True
False
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Thermal power station is a power station in which heat energy is converted to electric power.
True
False
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Plastic and dry wood are very good electrical conductors.
True
False
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
____________ electricity is more efficient and less expensive for long-distance electricity transmission. _____________ electricity is safer for use in homes and businesses.
Higher voltage-Lower voltage
Lower voltage-Higher voltage
AC current-DC current
DC current-AC current
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