हिंदी

Answer the following question. What is a uniform electric field? - Physics

Advertisements
Advertisements

प्रश्न

Answer the following question.

What is a uniform electric field?

टिप्पणी लिखिए

उत्तर

A uniform electric field is a field whose magnitude and direction are the same at all points.
For example, the field between two parallel plates is shown in the diagram.


Uniform electric field

shaalaa.com
Electric Field
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 10: Electrostatics - Exercises [पृष्ठ २०६]

APPEARS IN

बालभारती Physics [English] 11 Standard Maharashtra State Board
अध्याय 10 Electrostatics
Exercises | Q 2. (v) | पृष्ठ २०६

संबंधित प्रश्न

Answer the following question.

If two lines of force intersect of one point. What does it mean?


A charge +q exerts a force of magnitude -0.2 N on another change -2q. If they are separated by 25.0 cm, determine the value of q.


Solve numerical example.

Four charges of + 6×10-8 C each are placed at the corners of a square whose sides are 3 cm each. Calculate the resultant force on each charge and show in the direction and a diagram drawn to scale.


Solve numerical example.

A potential difference of 5000 volts is applied between two parallel plates 5cm apart a small oil drop having a charge of 9.6 ×10-19 C falls between the plates. Find

  1. electric field intensity between the plates and
  2. the force on the oil drop.

A conducting sphere of radius R = 20 cm is given a charge Q = 16 µC. What is `vecE` at centre?


The number of electrons to be put on a spherical conductor of radius 0.1 m to produce an electric field of 0.036 N/C just above its surface is ____________.


An electron is moving towards X-axis. An electric field is along Y-direction then path of electron is ____________.


Deuteron and `alpha` - particle are put 1 Å apart in air. Magnitude of intensity of electric field due to deuteron at `alpha` - particle is ____________.


A particle of mass m and charge q is placed at rest in a uniform electric field E and then released, the kinetic energy attained by the particle after moving a distance y will be ______.


The energy density of a medium is 3.54 x 10- 5 J/m3. The intensity of electric field in the medium of dielectric constant 2 is ______.


Electric field and potential inside hollow charged conducting sphere are respectively:-


Dimensional formula for electrical field is ______


A cube of side 'a' has point charges +Q located at each of its vertices except at the origin where the charge is -Q. The electric field at the centre of cube is ______.


A charged particle (mass m and charge q) moves along X axis with velocity V0. When it passes through the origin it enters a region having uniform electric field `vec"E" = -"E"hat"j"` which extends upto x = d. Equation of path of electron in the region x > d is :


A copper ball of density 8.6 g/cm3, 1 cm in diameter is immersed in oil of density 0.8 glcm3. The charge in µC on the ball, if it remains just suspended in an electric field of intensity 3600 V/m acting in upward direction is ______ µC.


A positive charge particle of 100 µg is thrown in opposite direction to a uniform electric field of strength 1 × 105 NC-1. If the charge on the particle is 40 µC and the initial velocity is 200 ms-1, how much distance it will travel before coming to the rest momentarily:


An oil drop of radius 2 mm with a density 3 g cm-3 is held stationary under a constant electric field 3.55 × 105 V m-1 in the Millikan's oil drop experiment. What is the number of excess electrons that the oil drop will process? 

Consider g = 9.81 m/s2


The magnitude of the average electric field normally present in the atmosphere just above the surface of the Earth is about 150 N/C, directed inward towards the center of the Earth. This gives the total net surface charge carried by the Earth to be:

[Given: ε0 = 8.85 × 10-12 C2/N-m2, RE = 6.37 × 106m]


In figure, there is a four way key at the middle. If key is shown from situation BD to AD, then how much charge will flow through point O?


The expression for electric field intensity at a point outside uniformly charged thin plane sheet is ______. (d is the distance of point from plane sheet)


An electron of mass me and a proton of mass mp are kept in a uniform electric field. The ratio of the acceleration of electron (ae) to the acceleration of proton (ap) is ______.


If the potential in a region of the electric field is expressed as V(x, y, z) = 2xy + 3zx - yz, then the electric field at point (0, 1, 1) is ______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×