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Consider the given statements about E(r, t) and B(r, t), the electric and magnetic vectors respectively in a region of free space
P. Both E and B are conservative vector fields.
Q. Both E and B are central force fields.
R. E and B are mutually perpendicular in the region.
S. Work done by B on a moving charge in the region is zero.
Choose the right combination of correct statements from the following.

Consider the given statements about E(r, t) and B(r, t), the electric and magnetic vectors respectively in a region of free space
P. Both E and B are conservative vector fields.
Q. Both E and B are central force fields.
R. E and B are mutually perpendicular in the region.
S. Work done by B on a moving charge in the region is zero.
Choose the right combination of correct statements from the following. Correct Answer R and S

Related Questions

Consider the following statements.
1. Magnetic lines of force are closed curves while electric lines are not.
2. Electric lines of force are closed curves while magnetic lines are not.
3. Both electric and magnetic lines of force are closed curves.
Which of statement(s) given above is/are correct?
A force \(\vec F\), acting on a electric charge q, in presence of electro-magnetic field, moves the charge parallel to the magnetic field with velocity \(\vec v\). Then \(\vec F\) is equal to (where \(\vec E\)and \(\vec B\) are electric field and magnetic field respectively)
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1. Work done by the external force against the deforming force.
2. Work done against the external force by the deforming force.
3. The sum of work done by the external force and the deforming force.
Which one option is true?
With reference to the properties of the magnetic lines of force, consider the following statements: 1. Magnetic lines of force outside the magnet, are from the north pole to the south pole. 2. If magnetic lines of force are parallel and equidistant, the magnetic field is uniform. Which of the following statements given above is/are correct?
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Consider a system described by ẋ = Ax + Bu y = Cx + Du The system is completely output controllable if and only if Where: x = State vector (n-vector) u = Control vector (r-vector) y = Output vector (m-vector) A = n × n matrix B = n × r matrix C = m × n matrix D = m × r matrix
Given below are certain facts about the “gravitational force”. Identify the INCORRECT one. A. Gravitational force depends on the intervening medium between the objects. B. Gravitational force is a type of conservative force. C. The gravitational force between two particles acts perpendicular to the line joining the two particles.
The mass of particle A is double the mass of particle B and the charge on both the particles is equal. If both the particles are moving perpendicular to the magnetic field B with equal speed, then the ratio of the magnetic force on particle A to particle B will be: