Field Theory Answers

Two equally charged small balls are 3cm apart I'm air and repel each other with a force of 40μN.Compute the charge of each Ball.

How many electrons are contained in1.0C? What is the mass of the electron in 1.0C of charge?

The nucleus in an iron atom has a radius of about 4.0 '

10$15 m and contains 26 protons.

(a) What is the magnitude of the repulsive electrostatic force between

two of the protons that are separated by 4.0' 10$15 m?

Is there any movement of electron between a negative charge body and a positive charge body when they are at a distance (s) from each other

A fixed mass of gas occupies 1000cm3 at 0•C If it is heated at constant pressure to 100•C, calculate its new volume

if i want to increased p.d between two points in a circuit I will just increased the resistance or should i increased or change the volt of the battery or EMF of the cell

A man has pulled a cart through 35m applying a force of 300n .find the work done by the man

What happens when the potential difference between two end of terminal when the resistance is increased and the current is kept constant

Subtract the following using 2’s Complement method and show all the steps

a.    (1234)₁₀ – (7A)₁₆

b.    (7656)₈ – (91)₁₀

c.    (1011010110)₂ – (1010)₂

calculate the electric Field intensity at a point 15 cm from a charge of 10× 10^ -3C