Electricity and Field Forces

The net force due to different charges around a single charge can be determined using superposition principle. True or False?

• True

• False

Tags

NGSS.HS-PS2-4

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

Coulomb's Law states that the electric force is directly proportional to the product of the two charges and inversely proportional to the distance between them. True or False?

• True

• False

• not enough information

Tags

NGSS.HS-PS2-4

Which of the following charges is the best example of 'Charged is Quantized'?

• 2.1nC

• 3.0µC

• 2.75µC

• 3333.1µC

The separation distance between two charges is equal to r=√(k.(q₁q₂/F_e)). True of False

• True

• False

Tags

NGSS.HS-PS2-4

Electric field is directly proportional to the charge and inversely proportional to the magnitude of 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

The S.I. unit for electric field is__________?

• nC

• μC

• n/C

• N/m

• none of the above

Tags

NGSS.HS-PS3-5

What things do the electric field lines indicate?

• The strength of the electric field

• the direction of the electric field

• Both of them (Strength & Direction)