FORESTRY COLLEGE Taivalkosken
metsäoppilaitos LVI-LÄMSÄ
Monivalintatehtäviä Merkitse oikeat vaihtoehdot, väärästä
vähennetään. Max 19 (18)
1. A device which ignites the fuel in the petrol engine
A)solenoid
B)rectifier
C)relay
D)regulator
E)spark plug
2. A tubular coil used for producing a magnetic field to do some
mechanical work, example pulling in the core plunger
A)solenoid
B)rectifier
C)relay
D)regulator
E)spark plug
3. An electrical switch to open and close an electrical circuit
automatically
A)solenoid
B)rectifier
C)relay
D)regulator
E)spark plug
4. A device which controls the flow of current or voltage in a circuit to
a certain desired level
A)solenoid
B)rectifier
C)relay
D)regulator
E)spark plug
5. A device which converts alternating current into direct current
A)solenoid
B)rectifier
C)relay
D)regulator
E)spark plug
6. A unit of electrical pressure which causes current to flow in a
circuit
A)watt
B)volt
C)voltage
D)current
E)ampere
7. A unit for measuring the electrical power applied in a circuit. It is
obtained by multiplying the current in amperes by the electrical voltage in
volts
A)watt
B)volt
C)voltage
D)current
E)ampere
8. A unit of measure for the flow of current in a circuit
A)watt
B)volt
C)current
D)voltage
E)ampere
9. Movement of electricity along a conductor, measured in amperes
A)watt
B)volt
C)voltage
D)current
E)ampere
10. An electrical pressure, measured in volts
A)watt
B)volt
C)voltage
D)current
E)ampere
11. A device for converting mechanical energy into electrical energy
A)insulator
B)conductor
C)electrolyte
D)generator
E)distributor
12. A device for delivering the ignition to each cylinder in turn in the
spark ignition engines
A)insulator
B)conductor
C)electrolyte
D)generator
E)distributor
13. The sulphur acid-water solution in a battery
A)insulator
B)conductor
C)electrolyte
D)generator
E)distributor
14. A substance or body through which an electrical current can be
transmitted
A)insulator
B)conductor
C)electrolyte
D)generator
E)distributor
15. A substance or body that resists the flow of electrical current
through it
A)insulator
B)conductor
C)electrolyte
D)generator
E)distributor
16. A device, which converts mechanical energy into electrical energy
A)armature
B)alternator
C)commutator
D)hydrometer
E)torque converter
17. The movable part of a generator or electrical motor
A)armature
B)alternator
C)commutator
D)hydrometer
E)torque converter
18. An instrument for measuring specific gravity or density of liquid.
Used to test the electrolyte in a battery, densimeter
A)armature
B)alternator
C)commutator
D)hydrometer
E)torque converter
