Tawjihiya Bahrain (Secondary School Certificate) · Physics And Chemistry
Electricity
8 practice questions, each with the answer and an explanation.
Practise Electricity now
Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.
All 8 questions
- Two resistors of 10 ohms and 15 ohms are connected in parallel. What is the equivalent resistance?
- A 10 ohm heater carries a current of 3 A. What power does it dissipate?
- Two point charges of 3 microcoulomb and 3 microcoulomb are 0.3 m apart in vacuum. What is the force between them? (k = 9 x 10^9 N m^2 / C^2)
- A 50 microfarad capacitor charges through a 10 kilohm resistor. What is the time constant of the circuit?
- Two resistors of 20 ohms and 30 ohms are connected in parallel. What is the equivalent resistance?
- A 20 ohm heater carries a current of 3 A. What power does it dissipate?
- Two point charges of 2 microcoulomb and 2 microcoulomb are 0.1 m apart in vacuum. What is the force between them? (k = 9 x 10^9 N m^2 / C^2)
- A 200 microfarad capacitor charges through a 20 kilohm resistor. What is the time constant of the circuit?
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