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WorksheetsPhysics chapter 32 & 33
Total questions: 10
Worksheet time: 28mins
Like charges?
Repel
Attract
Stay the same
Lose and electron
Are metals good conductors ?
False
True
What is The SI unit for electric potential
Volt
Joules
meters
Where does the energy stored in a capacitor come from?
The car
It comes from the work done to charge the capacitor.
A common device where electrical energy can be stored.
Like a gravitational field, an electric field has both ____________ and ______________.
force and direction
magnitude and direction
What is electric potential?
If the charge on a conductor is not moving, the electric field inside the conductor is exactly zero.
Electrical potential energy per charge.
How can you represent an electric field?
It is the energy a charge has due to its location in an electric field.
By using electric field lines. Where the lines are farther apart, the field is weaker.
Which force—gravitational or electrical—repels as well as attract?
both B & D
Gravitation force
power force
Electrical force
Which has more mass—a proton or an electron?
proton
electron
neutron
nun
What is a semiconductor?
Charge (measured in Coulombs)
Act sometimes as insulators and sometimes as conductors
Protons have a positive charge
The electrons flow indefinitely; infinite conductivity
