Charge and Coulomb's law

Quiz
•
Physics
•
11th - 12th Grade
•
Medium
Standards-aligned
Sandeep tiwari
Used 1K+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The law, governing the force between electric charges is known as
Ampere's law
Ohm's law
Coulomb's law
Faraday's law
Tags
NGSS.HS-PS2-4
NGSS.HS-PS3-5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The ratio of the forces between two small spheres with constant charge (a) in air (b) in a medium of dielectric constant K is
1 : K
K : 1
1 : K2
K 2: 1
Tags
NGSS.HS-PS2-4
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
A body can be negatively charged by
Giving excess of electrons to it
Removing some neutrons from it
Removing some electrons from it
Giving some protons to it
Tags
NGSS.HS-PS1-3
NGSS.HS-PS2-4
NGSS.HS-PS3-5
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
+2C and -6C two charges are repelling each other with a force of 12N . If each charge is given -2C of charge, then the value of the force will be
4 N (Attractive)
4 N (Repulsive)
8 N (Repulsive)
zero
Tags
NGSS.HS-PS2-4
NGSS.HS-PS3-5
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
When electrons are removed from a neutral metal sphere, the charge on the sphere becomes
16 C
- 16 C
32 C
- 32 C
Tags
NGSS.HS-PS2-4
NGSS.HS-PS3-5
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Two point charges placed at a certain distance r in air exert a force F on each other. Then the distance r' at which these charges will exert the same force in a medium of dielectric constant k is given by
r
r/K
Tags
NGSS.HS-PS2-4
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Two charges of equal magnitudes and at a distance r exert a force F on each other. If the charges are halved and distance between them is doubled, then the new force acting on each charge is
F / 8
F / 4
4F
F/16
Tags
NGSS.HS-PS2-4
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