Current electricity questions | form two Physics

The electric current is measured in:
A. amperes
B. coulombs
C. volts
D. watts.

Answer / Solution

UNSOLVED

The study of stationary electric charges is called________

Answer / Solution

UNSOLVED

1. Define the word coulomb
2. State OHM`s law
3. Two resistors of 3Ω and 6Ω are connected in parallel to a 3V battery.

1. Draw the schematic diagram
2. Find the effective resistance of the circuit
3. Calculate the current passing through a 6Ω resistor

Answer / Solution

UNSOLVED

A current of 0.2 A flows through a resistor of 4Ω. The potential difference across a resistor is
A. 20 V  B. 0.8 V  C. 0.05 V  D. 8 V

Answer / Solution

B. 0.8 V

A potential difference of 12V is applied across a resistor of resistance 24 Ω. The current in a circuit is
A 0.5 A   B 2 A   C 0.5 Ω   D 288 Ω

Answer / Solution

A 0.5 A