## [Solved] Conductors and Insulators Question and Answers – Electric Charges and Fields

These Conductors and Insulators Question and Answers are most important for your upcoming IIT-JEE/JEE-Mains exams as well as GATE and various other engineering examinations. These selective Conductors and Insulators Question and Answers are often asked in various board exams also. Conductors and Insulators Question and Answers 1. The rubber used in the wheels of aero-plane …

## Electric Charges Questions and Answers [Electric Charges and Fields]

These Electric Charges Questions and Answers are most important for your upcoming Physics examinations where a major portion of questions are asked from the chapter Electric Charges and Fields. These Electric Charges Questions and Answers are prepared by our team to help you. Electric Charges Questions and Answers 1. If an object is positively charged, …

## TOP 100+ Electric Charges And Fields Neet Questions and Answers

In this post we are going to discuss some most important Electric Charges And Fields Neet Questions and Answers. Electricity surrounds you, inside and outside. The study of electricity is called Electro-magnetism. The most fundamental thing about electricity is the charges and fields around us. Here are some answers to these questions. Electric Charges And …

## [Solved] Find the electric field intensity at 10cm away from a point charge of 100 esu.

Find the electric field intensity at 10cm away from a point charge of 100 esu. a) 1 dyne/esub) 10 dyne/esuc) 100 dyne/esud) 9*109 dyne/esu Answer: aExplanation: We know that electric field intensity at r distance from a point charge q is defined as q/r2 in the CGS system. Here q=100 esu, r=10cm. Substituting the value we get E=1dyne/esu. …

## [Solved] V/m is the unit of ______

V/m is the unit of ______ a) Electric field intensityb) Electric fluxc) Electric potentiald) Charge Answer: aExplanation: E=-dV/dx where E is the field intensity, V is potential and x is distance. Therefore unit of electric field intensity will be unitofpotentialunitofdistance=V/m. Electric flux has unit V*m, V is the unit of electric potential whereas charge has a unit …

## [Solved] What is the dimension of electric field intensity?

What is the dimension of electric field intensity? a) [M L T-2 I-1]b) [M L T-3 I-1]c) [M L T-2 I-2]d) [M L T-3 I] Answer: bExplanation: Electric field intensity is defined as the force on a unit positive charge kept in an electric field. Hence we can simply consider its dimension as the dimension of force / the …

## [Solved] Electric field is a _______

Electric field is a _______ a) Scalar quantityb) Vector quantityc) Tensor quantityd) Quantity that has properties of both scalar and vector Answer: bExplanation: A scalar quantity is a quantity with magnitude only but no direction. But a vector quantity possesses both magnitude and direction. An electric field has a very specific direction (away from a …

## [Solved] Two-point charges q1 and q2 are situated at a distance d. There is no such point in between them where the electric field is zero. What can we deduce?

Two-point charges q1 and q2 are situated at a distance d. There is no such point in between them where the electric field is zero. What can we deduce? a) There is no such pointb) The charges are of the same polarityc) The charges are of opposite polarityd) The charges must be unequal Answer: cExplanation: If both …

## [Solved] Electric field due to a uniformly charged hollow sphere at a distance of r (where r is greater than the radius of the sphere) is __________

Electric field due to a uniformly charged hollow sphere at a distance of r (where r is greater than the radius of the sphere) is __________ a) Proportional to rb) Inversely proportional to rc) Proportional to r2d) Inversely proportional to r2 Answer: dExplanation: If the total charge of the sphere is q then the electric …

## [Solved] Electric field inside a hollow conducting sphere ______

Electric field inside a hollow conducting sphere ______ a) Increases with distance from the center of the sphereb) Decreases with distance from the center of the spherec) Is zerod) May increase or decrease with distance from the center Answer: cExplanation: According to Gauss’s law, if there is no charge inside a closed surface, the field …