PHYSICS: Electric Charges and Fields.( chapter -1) NUMERICAL SOLUTION {1 to 10}.

*NUMERICAL SOLUTION

NOTE:  Take value of necessary physical constant from the following table.

1. What is the force between two small charges----------------------

------apart in air.

Ans1.

2. Calculate the coulombian force---------------------m.

Ans2.

3. Calculate the electrostatic force between two a- particle --------------m.

Ans3.

4.The mutual electrostatic force of attraction between two spares------------------------------------------- What is the separation between the two spheres?

Ans4.

5. How far apart and two electrons be, if the force between them equals the weight of an electron? What in case of protons?

Ans5.

6 . Two opposite charge distant 0.1 m apart, every people each other with a force of 18N. If the sum of charges be 9 microcoulomb , then calculate there separate values.

Ans6.

7. The distance between two negatively -charged dust particles--------------------------the charge of electron.

Ans7.

8. Two point charges-------------------------what will be the new force?

Ans.8

9.Two identical metallic balls A and B having charge------------------------. Calculate the new force between them. What will be the force if one ball is connected to earth?

Ans.9 

10.Two similarly and equally charged identical metal spheres  A and B repal each other------------------.what is net Electric force on C?

Ans.10

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Isc solutions PHYSICS: Electric Charges and Fields.(chapter-1). Numerical Solution{11 to 30}.