NEW
Font size
WorksheetsPhysics F5: Experiment 3.2
Total questions: 9
Worksheet time: 5mins
What is the relationship between the length of a wire and its resistance?
Inversely proportional
Directly proportional
No relation
Exponentially related
Which law is used to calculate resistance in an electrical circuit?
Newton’s Law
Ohm’s Law
Hooke’s Law
Faraday’s Law
What happens to the resistance if the length of the wire is doubled?
The resistance remains the same
The resistance is halved
The resistance doubles
The resistance decreases slightly
What factors affect the resistance of a wire?
Length, temperature, material, cross-sectional area
Length, color, thickness, speed of electrons
Length, diameter, magnetic field, humidity
Voltage, current, power, weight
What is the unit of resistance?
Ampere
Ohm
Volt
Watt
Which apparatus is used to measure current in a circuit?
Voltmeter
Ammeter
Ohmmeter
Resistor
If a wire’s length increases but its thickness remains constant, what happens to its resistance?
Resistance decreases
Resistance increases
Resistance stays the same
Resistance fluctuates
In the experiment, which variable is the independent variable?
Voltage
Current
Length of wire
Resistance
Why is it important to use the same material for the wire during the experiment?
Different materials have different densities
Different materials have different levels of resistance
Different materials can change the color of the wire
Different materials affect the length of the wire
