EASY
12th CBSE
IMPORTANT
Earn 100

Plot a graph showing the variation of coulomb force (F) versus 1r2 where r is the distance between the two charges of each pair of charges: (1μC, 2μC) and (2μC, 3μC) Interpret the graphs obtained.

Important Questions on Electric Charges and Field

EASY
12th CBSE
IMPORTANT
Two point charges, q1 and q2 are located at points (a, 0, 0) and (0, b, 0) respectively. Find the electric field, due to both these charges, at the point (0, 0, c).
EASY
12th CBSE
IMPORTANT
A point charge is placed at the centre of spherical Gaussian surface. How will electric flux ϕE change if the sphere is replaced by a cube of same or different volume?
EASY
12th CBSE
IMPORTANT
A point charge is placed at the centre of spherical Gaussian surface. How will electric flux ϕE change if a second charge is placed near, and outside, the original sphere?
EASY
12th CBSE
IMPORTANT
A point charge is placed at the centre of spherical Gaussian surface. How will electric flux ϕE change if a second charge is placed inside the sphere?
EASY
12th CBSE
IMPORTANT
A point charge is placed at the centre of spherical Gaussian surface. How will electric flux ϕE change if the original charge is replaced by an electric dipole?
EASY
12th CBSE
IMPORTANT

Four point charges are placed at the four corners of a square in the two ways (i) and (ii) as shown in Fig.  Will the electric field at the centre of the square, be the same or different in the two configurations and why?

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EASY
12th CBSE
IMPORTANT

Four point charges are placed at the four corners of a square in the two ways (i) and (ii) as shown in Fig. Will the electric potential, at the centre of the square, be the same or different in the two configurations and why?

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EASY
12th CBSE
IMPORTANT

Three charges+q , +q and -2q are placed at the vertices of an equilateral triangle. What is the dipole moment of the system?

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