2 spheres having same radius and mass are suspended by two strings of equal length from the same point, in such a way that their s..
A ball with charge -50 e is placed at the centre of a hollow spherical shell which has a net charge of -50e. what is the charge on..
Two charges are at a distance d apart. If a copper plate (Conducting medium) of thickness d/2 is placed between them, the effectiv..
Two electrons are separated by a distance of 1A. what is the coulomb force between them
One metallic sphere A is given positive charge whereas another identical metallic sphere B of exactly same mass as of A is given e..
A body has -80 micro coulomb of charge. Number of additional electrons in it will be
Identify the wrong statement in the following. Coulumbs law correctly describe the electric force that
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 ..
when a body is earth connected, electrons from the earth flow into the body. This means the body is
two identical charged spheres suspended from a common point by two massless strings of lengths L, are initially at a distance d (d..
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 ..
The magnitude of electric force experienced by a charged particle in an electric field depends on
A comb run through ones dry hair, attracts small bits of paper. This is due to
Two particle of equal mass m and charge q are placed at a distance of 16 cm. they do not experience any force. the value of q/m is
Five balls numbered 1 to 5 are suspended using separate thteads. pairs (1, 2), (2, 4) and (4, 1) show electrostatic attraction, wh..
which of the following will represent coulumbs law
A solid conducting sphere of radius a has a net positive charge 2Q. A conducting spherical shell of inner radius radius b and oute..
Two charged spherical conductors of radii R1 and R2 are connected by a wire. Then the ratio of surface charge densities of the sph..
Equal charges q are placed at the four corners A, B, C, D of square of length a. The magnitude of the force on the charge at B wil..
A solid sphere os radius R & given volume charge density is enclosed by a hollow sphere of Radius R2. With given conditions, the ..
Energy associated with a moving charge is due to a
Two positive ions, each carrying a charge q, are separated by a distance d. If F is the force of repulsion between the ions, the n..
the capacitance (in F) of a spherical conductor of radius 1 m is
2 pith balls carrying equal charges are suspended from a common point by strings of equal length. With given condition, the equili..
The top of the atmosphere is at about 400kV with respect to the surface of earth, corresponding to an electric field that decrease..
2 spheres carrying charges are seperated by a distance d, experiences a force of repulsion F. When a charge -3 uC is given to both..
A point charge q is situated at a distance r on axis from one end of a thin conducting rod of length L having a charge Q uniformly..
A charge Q is placed at each of the opposite corners of a square. A charge q is placed at each of the other 2 corners. With follow..
Two spherical conductors B and C having equal radii and carrying equal charges in them repel each other with a force F when kept a..
Two copper balls, each weighting 10g are kept in air 10cm apart. If one electron from every 10 power 6 atoms is transferred from o..
Three charges are placed at the vertices of an equilateral triangle of side a as shown in the following figure. the force experien..
A parallel plate capacitor is made of 2 circular plates seperated by a distance of 5 mm and with a dielectric between them. With g..
2 fixed charges A & B are separated by a distance of 6m. C is a mid point of line joining A & B. A charge Q is shot perpendicular ..
Two fixed charges A and B of 5muC each are seperated by a distance of 6m. C is the mid point of the line joining A and B. A charge..
A soap bubble is given a negative charge, then its radius, then its radius
Consider a neutral condicting sphere. A positive point charge is placed outside the sphere. The net charge on the sphere is then
A ring of radius r carries a charge Q uniformly distributed over its length. A charge q is placed at its centre will experience a ..
The charge Q is projected into a uniform electric field E, work done when it moves a distance Y is
Two identical conducting balls A and B have positive charges q1 and q2 respectively. But q1 is not equal to q2. the balls are brou..
Two charges +6muC and +15muC are placed along the x-axis at x=0 and x=2m respectively A negative charge is placed between them suc..
Connect With Answers
We are available 24x7 to answer.
TestprepKart [Answers] is a global answer platform for all students, teachers and contributors to help community grow and share knowledge. TestprepKart [Answers] is primarily focused on School Exam Preparation, Entrance Exam Preparation, UG Admissions Worldwide. Share your doubts and help others getting their answers is the spirit of TestprepKart [Answers].