8/2/2019 Assign 5 Inv,Rec,Power Dist,Lighting

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UniKL-MIAT Sdn. Bhd.

Name : .......Class : .... Date :

Assignment # 5

01. A component that converts DC to AC output is known as ..

.

02. Name two types of inverter?a. . b.

03. A DC motor running on ac generator to produce an AC output is known as

04. An inverter which has no moving part in producing an AC output is

05. In a rotary inverter, the component that maintain the output frequency at 400 Hz is

by the speed of .. and its output voltage maintain

at 115V AC is by the action of .

06. State the purpose of transformer rectifier unit (TRUs)?

07. In a power distribution, electrical system means .

..

..

08. Name the electrical components that is use for emergency power source?

a. .

b. c.

d.

09. In an electrical power distribution system, when do we use :

a. Single wire system? .

.

b. Dual wire system? ..

.

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8/2/2019 Assign 5 Inv,Rec,Power Dist,Lighting

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10. State why we do electrical load analysis before adding new equipments on aircraft

system?

..

..

11. If there is no monitoring devices installed on aircraft, the generator can be loadedup to .. % of generator capacity and .. % if

monitoring device installed.

12. Name two types of electrical load?

a. .

b.

13. State why intermittent load cannot operate for more than 2 minutes?

14. For small multi engine aircraft, the purpose of paralleling the generator is for..

15. State the purpose of reverse current cut-out relay?

16. When over voltage exist (above 32 volts), the relay

will energise and disconnect the generator from the bus bar.

17. There are three types of AC electrical distribution system namely

a.

b.

c.

18. A . is use to connect generator output to the bus

bar while a .is use to connect bus bar to another

bus.

19. Before No. 2 AC generator being connected to a common bus, its output must be

synchronize with No. 1 generator. Synchronizing the generator means :a. .

b. .

c. ..

20. To check the serviceability of an incandescent lamp (filament lamp), use

. meter.

21. State safety precaution should be observe when dismantle power pack for strobe

light.

2mazlan/elect fund II

8/2/2019 Assign 5 Inv,Rec,Power Dist,Lighting

3/4

UniKL-MIAT Sdn. Bhd.

Name : .......Class : .... Date :

Assignment # 5 (Answers)

01. A component that converts DC to AC output is known as ..

.

02. Name two types of inverter?a. . b.

03. A DC motor running on ac generator to produce an AC output is known as

04. An inverter which has no moving part in producing an AC output is

05. In a rotary inverter, the component that maintain the output frequency at 400 Hz is

by the speed of .. and its output voltage maintain

at 115V AC is by the action of .

06. State the purpose of transformer rectifier unit (TRUs)?

07. In a power distribution, electrical system means .

..

..

08. Name the electrical components that is use for emergency power source?

a. .

b. c.

d.

09. In an electrical power distribution system, when do we use :

a. Single wire system? .

.

b. Dual wire system? ..

.

3mazlan/elect fund II

8/2/2019 Assign 5 Inv,Rec,Power Dist,Lighting

4/4

10. State why we do electrical load analysis before adding new equipments on aircraft

system?

..

..

11. If there is no monitoring devices installed on aircraft, the generator can be loadedup to .. % of generator capacity and .. % if

monitoring device installed.

12. Name two types of electrical load?

a. .

b.

13. State why intermittent load cannot operate for more than 2 minutes?

14. For small multi engine aircraft, the purpose of paralleling the generator is for..

15. State the purpose of reverse current cut-out relay?

16. When over voltage exist (above 32 volts), the relay

will energise and disconnect the generator from the bus bar.

17. There are three types of AC electrical distribution system namely

a.

b.

c.

18. A . is use to connect generator output to the bus

bar while a .is use to connect bus bar to another

bus.

19. Before No. 2 AC generator being connected to a common bus, its output must be

synchronize with No. 1 generator. Synchronizing the generator means :a. .

b. .

c. ..

20. To check the serviceability of an incandescent lamp (filament lamp), use

. meter.

21. State safety precaution should be observe when dismantle power pack for strobe

light.

4mazlan/elect fund II