Electric Potential and Coulomb Constant

Electric potential ____________ as distance increases.

• Increases

• Decreases

• Remains Constant

• Is 0

The SI unit for electric potential is the ___________.

• Volen

• Vespa

• Volt

• Valspar

What is the electric potential from a 0.00001 Coulomb charge a distance of 5 meters away?

• 5 V

• 1.6 x 10^-19 V

• 180,000 V

• 500,000 V

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

Two points in space are separated by a distance of 1 millimeter (0.001 meters). If one point has a voltage of 100 V and the other has a voltage of 300 V, what must be the electric field strength between the two points?

• 300 V/m

• 200,000 V/m

• 400,000 V/m

• 0.000000 V/m

Tags

NGSS.HS-PS3-5

Along a line of equipotential the voltage...

• Decreases along the line

• Is the same along the entire line

• Is proportional to the area inside the shape created by the line

• Changes

Tags

NGSS.HS-PS3-5

How much does a charge's electric potential energy change as it is moved along a line of equipotential?

• It depends on the line

• It increases

• It decreases

• The energy does not change along the line of equipotential

A charge of +1 Coulomb is moved through a voltage difference equal to +600 Volts. How much does its electric potential energy change?

• 0.00167 Joules

• 6 Volts

• 600 Joules

• 100 Joules

Tags

NGSS.HS-PS3-1

According to Coulomb's Law, The greater the separation distance between two charges the greater the magnitude of the electric force. True or False?

• True

• False

Tags

NGSS.HS-PS2-4

The electric field lines for a positive charge is always directed away from the charge. True or False?

• True

• False

Electric force is also equal to the electric field multiply with a charge. True or False?

• True

• False