General Secondary Certificate (Tawjihiya Kuwait) · Physics and Chemistry
Electricity and Magnetism
7 practice questions, each with the answer and an explanation.
Practise Electricity and Magnetism now
Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.
All 7 questions
- Resistors of 2 Ω, 12 Ω and 6 Ω are connected in series. What is the total resistance?
- Resistors of 2 Ω, 6 Ω and 4 Ω are connected in series. What is the total resistance?
- A 2 Ω resistor and a 12 Ω resistor are connected in parallel. What is the total resistance?
- Resistors of 3 Ω, 3 Ω and 6 Ω are connected in series. What is the total resistance?
- An appliance connected to a 110 V supply draws a current of 10 A. What is its power?
- A 1000 W heater is used for 6 hours. The electricity tariff is HK\$1.5 per kWh. What is the cost of using the heater?
- An ideal transformer has 500 turns in the primary coil and 25 turns in the secondary coil. The primary voltage is 240 V. What is the secondary voltage?
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