30 Di dalam sebuah motor arus terus, komutator- komutator In a direct current motor, the comutators 1 menyongsangkan arah arus dalam gegelung angker. reverse the direction of current in the angker's coil. Il mengawal magnitud arus. control the magnitude of current. III membantu menjalankan motor dengan lancar. help to run the motor effectively. IV menyongsangkan arah medan magnet. reverse the direction of the magnetic field. A , Il dan Il sahaja I, Il and IIl only B I dan IIl sahaja I and III only C I dan IV sahaja Il and IV only D 1, II, III and IV I, II, III and IV
30 Di dalam sebuah motor arus terus, komutator- komutator In a direct current motor, the comutators 1 menyongsangkan arah arus dalam gegelung angker. reverse the direction of current in the angker's coil. Il mengawal magnitud arus. control the magnitude of current. III membantu menjalankan motor dengan lancar. help to run the motor effectively. IV menyongsangkan arah medan magnet. reverse the direction of the magnetic field. A , Il dan Il sahaja I, Il and IIl only B I dan IIl sahaja I and III only C I dan IV sahaja Il and IV only D 1, II, III and IV I, II, III and IV
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11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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![SULIT
39
4531/1
30 Di dalam sebuah motor arus terus, komutator-
32 Rajah yang manakah menunjukkan pergerakan
yang betul bagi alur elektron dalam medan elektrik?
Which diagram shows the correct movement of an
electron beam in an electric field?
komutator
In a direct current motor, the comutators
I menyongsangkan arah arus dalam gegelung
angker.
reverse the direction of current in the angker's coil.
Il mengawal magnitud arus.
control the magnitude of current.
III membantu menjalankan motor dengan lancar.
help to run the motor effectively.
IV menyongsangkan arah medan magnet.
reverse the direction of the magnetic field.
A I, II dan III sahaja
I, Il and III only
B I dan III sahaja
I and III only
C I dan IV sahaja
Il and IV only
D I, II, II and IV
I, II, III and IV
A
31 Rajah 17 menunjukkan litar yang mengandungi
diod dan mentol. Apabila suis dihidupkan, mentol
tidak menyala.
Diagram 17 shows a circuit that consists of a diode and
a bulb. When the switch is on, the bulb does not light up.
33 Antara litar berikut, diod pemancar cahaya (LED)
manakah akan menyala apabila suis dihidupkan?
Which circuit will the light-emitting diode (LED) light
up when the switch is on?
A
LEDV
R
B
LEDV
R.
Rajah 17
Diagram 17
LEDY
Apakah yang perlu dilakukan untuk menyalakan
mentol itu?
What needs to be done to light up the bulb?
A Menggantikan mentol baru
Replace with a new bulb
B Menambahkan bilangan sel kering
Increase the number of dry cells
C Menyongsangkan sambungan diod
Reverse the diode connection
D
LEDV
D Menyambungkan satu perintang selari dengan
mentol
Connect a resistor parallel to the bulb
R
(Lihat halaman sebelah]
4531/1 O Hak Cipta BPSBP
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Transcribed Image Text:SULIT
39
4531/1
30 Di dalam sebuah motor arus terus, komutator-
32 Rajah yang manakah menunjukkan pergerakan
yang betul bagi alur elektron dalam medan elektrik?
Which diagram shows the correct movement of an
electron beam in an electric field?
komutator
In a direct current motor, the comutators
I menyongsangkan arah arus dalam gegelung
angker.
reverse the direction of current in the angker's coil.
Il mengawal magnitud arus.
control the magnitude of current.
III membantu menjalankan motor dengan lancar.
help to run the motor effectively.
IV menyongsangkan arah medan magnet.
reverse the direction of the magnetic field.
A I, II dan III sahaja
I, Il and III only
B I dan III sahaja
I and III only
C I dan IV sahaja
Il and IV only
D I, II, II and IV
I, II, III and IV
A
31 Rajah 17 menunjukkan litar yang mengandungi
diod dan mentol. Apabila suis dihidupkan, mentol
tidak menyala.
Diagram 17 shows a circuit that consists of a diode and
a bulb. When the switch is on, the bulb does not light up.
33 Antara litar berikut, diod pemancar cahaya (LED)
manakah akan menyala apabila suis dihidupkan?
Which circuit will the light-emitting diode (LED) light
up when the switch is on?
A
LEDV
R
B
LEDV
R.
Rajah 17
Diagram 17
LEDY
Apakah yang perlu dilakukan untuk menyalakan
mentol itu?
What needs to be done to light up the bulb?
A Menggantikan mentol baru
Replace with a new bulb
B Menambahkan bilangan sel kering
Increase the number of dry cells
C Menyongsangkan sambungan diod
Reverse the diode connection
D
LEDV
D Menyambungkan satu perintang selari dengan
mentol
Connect a resistor parallel to the bulb
R
(Lihat halaman sebelah]
4531/1 O Hak Cipta BPSBP
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