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Worksheetscoulomb's law
Total questions: 12
Worksheet time: 9mins
Which two particles are attracted to each other?
Two neutrons
A proton and an electron
Two protons
An electron and a neutron
A repulsive force exists between which two particles?
Two neutrons
An electron and a neutron
An electron and a proton
Two protons
As two oppositely charged particles approach each other, what happens to the electrical force between them?
The attractive force increases
The magnitude of the electric force decreases
The repulsive force increases
The magnitude of their charges increases
What is the SI unit for charge?
Joules
Coulombs
Newtons
Meters
Electrical forces are stronger than gravitational forces.
True
False
Coulomb's law says that the force between any two charges depends
directly on the size of the charges
inversely on the square of the distance between the charges
both are correct
Which is the value of the constant in Coulomb's equation?
k = 9·10-9
k = 9.8
k = 6.67·10-11
k = 9 ·109
