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WorksheetsPhysics Output Test 4
Total questions: 15
Worksheet time: 9mins
Which electric field pattern of a positive charge is correct?
Corak medan elektrik bagi satu cas positif manakah yang betul?
Diagram 35 shows a graph of potential difference against current flow through a conductor.
Rajah 35 menunjukkan graf beza keupayaan melawan arus yang mengalir melalui suatu konduktor.
Gradient of graph to represent a
Kecerunan graf mewakili
A. Electromotive force / Daya gerak elektrik
B. Resistance / Rintangan
C. Energy / Tenaga
D. Power / Kuasa
Three different resistor are connected in series. Which statement is correct?
Tiga perintang berbeza disambung bersiri. Penyataan manakah adalah betul?
A. Potential different across each resistor is the same /
Beza keupayaan merentasi setiap perintang adalah sama
B. Power dissipated by each resistor is the same /
Kuasa dilesapkan oleh setiap perintang adalah sama
C. Effective resistance is smaller than individual resistance/
Rintangan berkesan lebih kecil daripada rintangan individu
D. The current passing through each resistor is the same / Arus yang melalui setiap perintang adalah sama
Diagram 29 shows two resistors R = 3 Ω that are connected to a dry cell which has an electromotive force, E = 12 V and internal resistance 1.5 Ω.
Rajah 29 menunjukkan dua perintang R = 3 Ω yang dipasang ke suatu sel kering yang mempunyai daya gerak elektrik, E = 12 V dan rintangan dalam 1.5 Ω.
What is the current flows through each resistor?
Apakah arus yang mengalir melalui setiap perintang?
A. 1 A
B. 2 A
C. 3 A
D. 4 A
A
B
C
D
When a voltage of 2.5V is applied across a lamp, 1.2A current is produced. How much energy is consumed by the lamp in 5 minutes?
A 15 J
B 450 J
C 900 J
D 950 J
A housewife uses a 2 kW electric iron for 15 minutes a day. If the cost of 1 unit of electricity is 20 cents, what is the cost of using the electric iron for 30 days.
Seorang suri rumah menggunakan seterika elektrik berkuasa 2 kw selama 15 minit sehari Jika kos satu unit adal ah 20 sen, berapakah kos menggunakan seterika elektrik itu selama 30 hari?
A RM2.00
B RM3.00
C RM6.00
D RM8.00
A
B
C
D
A electrical device labelled 2000 W, 240 V.
what it is mean?
A. the device will use 2000 Watt per second when connected to power supply of 240 V
B. the device will use 2000 Joule per second when connected to power supply of 240 V
C. the device will use 2000 Joule per minute when connected to power supply of 240 V
D. the device will use 2000 Joule per second when connected to power supply of 420 V
The reading of the ammeter is 0.4 A and the reading of voltmeter is 2.0 V.
Calculate the electrical energy consumed by the resistor in 3 minutes.
A. 144 J
B. 0.8 J
C. 2.4 J
D. 288 J
What is the electromotive force (emf) of the battery? Apakah daya gerak elektrik (dge) bateri tersebut?
A 1 V
B 2 V
C 8 V
D 15 V
The resistance of the coil in a hand mixer is 0.48 Ω. The current flow through the coil is 25 A.
Rintangan gegelung dalam alat pengadun ialah 0.48 Ω. Arus yang mengalir melalui gegelung ialah 25 A.
What is the power produced by the hand mixer? Berapakah kuasa yang dihasilkan oleh alat pengadun itu?
A 12W
B 144W
C 300W
D 1302W
A
B
C
D
Diagram shows a dry cell connected to a bulb and the current flows through it is 0.5A.
Rajah menunjukkan suatu sel kering disambung kepada sebiji mentol dan arus mengalir melaluinya ialah 0.5A.
What is the potential difference across the bulb?
Berapakah beza keupayaan merentasi mentol?
A 4.1V
B 8.8V
C 9.0V
D 9.2V
Which of the following electrical appliances consumed the most energy?
Antara alatan elektrik berikut yang manakah menggunakan tenaga paling banyak?
