FIZIK TG5 Q2- KEELEKTRIKAN

Quiz
•
Physics
•
4th - 5th Grade
•
Hard
NORFADHILAHMUSTAFFA ZALMAN
Used 40+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dua sfera konduktor yang tidak bercas diletakkan berjauhan. Manakah antara rajah-rajah berikut paling sesuai menerangkan taburan cas apabila satu rod bercas negatif diletakkan berdekatan dengan salah satu daripadanya?
Two uncharged conducting spheres are placed apart. Which of the following diagrams best represents the change distribution when a negatively charged rod is placed near one of them?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rajah 29 menunjukkan satu litar dengan sel kering yang mempunyai rintangan dalam.
Diagram 29 shows a circuit with a dry cell that has internal resistance.
Apakah perubahan bacaan ammeter dan voltmeter apabila rintangan reostat dikurangkan?
What is the change in the ammeter and voltmeter reading when the resistance of the rheostat is reduced?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rajah 30 menunjukkan sebuah litar elektrik.
Diagram 30 shows an electric circuit.
Berapakah bacaan ammeter itu?
What is the reading on the ammeter?
2.5 A
1.5 A
1.0 A
0.6 A
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rajah 31 menunjukkan satu litar elektrik.
Diagram 31 an electric circuit.
Hitung rintangan dalam bagi bateri dalam litar ini.
Calculate the internal resistance of the battery in this circuit.
3.0 Ω
3.5 Ω
1.5 Ω
2.5 Ω
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Rajah 32 menunjukkan penghantaran tenaga elektrik dari stesen kuasa kepada pengguna dengan bekalan arus elektrik 20A.
Diagram 32 shows transmission of electrical energy from a power station to the consumers with current supplied 20A.
Hitung kuasa yang hilang di dalam kabel jika jumlah rintangan dalam kabel tersebut ialah 50Ω
Calculate the loss of power in the cable if the total resistance of the cable is 50Ω.
2.42 × 106 W
2.20 × 105 W
2.42 × 104 W
2.00 × 104 W
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following factors influence the resistance of a wire?
Antara faktor berikut yang manakah mempunyai rintangan bagi suatu dawai?
Hardness of the wire
Kekerasan dawai
Density of the wire
Ketumpatan dawai
Length of the wire
Panjang dawai
Mass of the wire
Jisim dawai
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
20 coulombs of charge flows past a point in a wire in 5 s.
What is the current in the wire?
20 coulomb cas mengalir menerusi satu titik dalam seutas dawai dalam masa 5 s.
Berapakah arus dalam dawai?
0.25 A
4.0 A
7.5 A
12.5 A
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