Search questions
Use text search or combine filters to find exactly the questions you need.
Class 12 · Physics · Medium
→At a place, field lines are downward and a negative charge is observed accelerating upward. Which conclusion is correct?
Class 12 · Physics · Medium
→If electric field at a point becomes double and the test charge becomes half, how will the force compare with the initial force?
Class 12 · Physics · Medium
→A positive charge is to be kept at rest in an eastward electric field. In which direction should the external force act?
Class 12 · Physics · Medium
→At a point, the electric field is eastward. To keep a negative charge at rest there, in which direction must an external force be applied?
Class 12 · Physics · Medium
→If the distance from a point charge is halved and the source charge is tripled, how many times will the electric field become?
Class 12 · Physics · Medium
→Due to a positive charge, the field at point A is four times the field at point B. If both points lie on the same line, what can be said about their distances?
Class 12 · Physics · Medium
→Two field lines are nearly parallel in a small region but spread apart later. What conclusion follows?
Class 12 · Physics · Easy
→If three electric fields at a point are two east, two west and five north, what is the direction of the net field?
Class 12 · Physics · Easy
→At a point, two fields have magnitudes ten and six newtons per coulomb in opposite directions. If the larger field is eastward, what is the net field?
Class 12 · Physics · Medium
→If electric field lines are shown forming closed loops in a region, why is this diagram wrong for an electrostatic field?
Class 12 · Physics · Easy
→What contradiction arises if electric field lines are imagined to intersect?
Class 12 · Physics · Easy
→An electron is released from rest in a uniform electric field. In which direction will its acceleration be?
Class 12 · Physics · Easy
→A positive charge is released from rest in a uniform electric field. Air resistance is negligible. What type of motion will it have?
Class 12 · Physics · Medium
→A small positive charge is released on an electric field line. Will it always move along that same field line?
Class 12 · Physics · Medium
→At the midpoint of two equal positive charges, electric field is zero, but what about electric potential?
Class 12 · Physics · Medium
→At a point, electric field is zero but electric potential is not zero. Is this possible?
Class 12 · Physics · Easy
→Around a positive point charge, how do field lines meet a spherical surface centered on the charge?
Class 12 · Physics · Medium
→Due to two point charges, the fields at a point are four newtons per coulomb north and three newtons per coulomb east. Which statement about resultant direction is correct?
Class 12 · Physics · Easy
→A positive charge experiences force toward the right at a point. What will be the force on an equal magnitude negative charge at the same point?
Class 12 · Physics · Hard
→