WorksheetsScience Form 2 Chapter 7
Total questions: 10
Worksheet time: 7mins
A bulb with 5Ω resistance receives a voltage of 1.5 V. Calculate the value of current that flows through the bulb.
7.5 A
0.3 A
6.5 A
2.0 A
Name the circuit.
Parallel circuit
Series circuit
What is this?
Parallel circuit
Series circuit
- When a bulb spoils, the rest of the bulb will not light up.
- The brightness of the bulb decreases as the number of the bulbs connected increases.
- Each electrical appliance cannot be switched off
individually.
Which circuit is match with the characteristics above?
If an object is attracted to magnet, the object is a magnetic material.
True
False
The current that flows through a bulb in a chicken coop is 0.3 A. Calculate the voltage that crosses the bulb if the bulb has a resistance of 6Ω .
0.9 V
1.8 V
0.05 V
An ________________ is a type of magnet that has temporary magnetic effect when electric current flows through it.
electromagnet
electrostatic
electric current
_________________ states that the electric current that flows
through a conductor is directly proportional to the voltage across two ends of the conductor, provided the temperature and other physical situations remain unchanged.
Right-hand grip rule
Fleming left hand rule
Ohm's Law
Solenoid polarity can be determined by observing the direction of the current flow.
The current that flows in the anti-clockwise direction is the ___________ pole, whereas the current that flows clockwise is the __________ pole.
north, south
south, north
east, west
west, east
__________________ can be used to measure current and voltage.
Thermometer
Oximeter
Multimeter
Perimeter
