At an equipotential surface, the electric field is

by

1 Answer

Answer :

At an equipotential surface, the electric field is Always perpendicular to the surface.

by

Related questions

The electric field lines and equipotential lines...

Description : The electric field lines and equipotential lines : (A) are parallel to each other (B) are one and the same (C) cut each other orthogonally (D) can be inclined to each other at any angle

Last Answer : The electric field lines and equipotential lines : cut each other orthogonally

In a flow net (A) Flow lines and equipotential lines cross each other at right angles (B) Fields are rectangles whose length is twice the breadth (C) Smaller the dimensions of the field, smaller will be the hydraulic gradient and velocity of flow through it (D) For homogeneous soil, the curves are smooth and circular

Description : In a flow net (A) Flow lines and equipotential lines cross each other at right angles (B) Fields are rectangles whose length is twice the breadth (C) Smaller the dimensions of the field, ... gradient and velocity of flow through it (D) For homogeneous soil, the curves are smooth and circular

Last Answer : Option A

What work is work done in moving a positive charge on an equipotential surface? -Do You Know?

Description : What work is work done in moving a positive charge on an equipotential surface? -Do You Know?

Last Answer : answer:

The work done in moving a test charge from one point to another in an equipotential surface is zero. State True/False. a) True b) Fals

Description : The work done in moving a test charge from one point to another in an equipotential surface is zero. State True/False. a) True b) Fals

Last Answer : a) True

Equipotential surface is a a) Real surface b) Complex surface c) Imaginary surface d) Not existing surface

Description : Equipotential surface is a a) Real surface b) Complex surface c) Imaginary surface d) Not existing surface

Last Answer : c) Imaginary surface

Two dimensional stream function (A) Relates velocity and pressure (B) Is constant along a stream line (C) Is constant along an equipotential surface (D) None of these

Description : Two dimensional stream function (A) Relates velocity and pressure (B) Is constant along a stream line (C) Is constant along an equipotential surface (D) None of these

Last Answer : (B) Is constant along a stream line

What work is work done in moving a positive charge on an equipotential surface?

Description : What work is work done in moving a positive charge on an equipotential surface?

Last Answer : Zero

An equipotential line is __________ to the velocity vector at every point. (A) Normal(B) Parallel(C) Tangential(D) None of these

Description : An equipotential line is __________ to the velocity vector at every point. (A) Normal (B) Parallel (C) Tangential (D) None of these

Last Answer : (A) Normal

The line traced by a single fluid particle as it moves over a period of time is called __________ line. (A) Stream (B) Path (C) Equipotential (D) None of these

Description : The line traced by a single fluid particle as it moves over a period of time is called __________ line. (A) Stream (B) Path (C) Equipotential (D) None of these

Last Answer : (B) Path

A phreatic line is defined as the line within a dam section below which there are (A) Positive equipotential lines (B) Positive hydrostatic pressure (C) Negative hydrostatic pressure (D) Negative equipotential lines

Description : A phreatic line is defined as the line within a dam section below which there are (A) Positive equipotential lines (B) Positive hydrostatic pressure (C) Negative hydrostatic pressure (D) Negative equipotential lines

Last Answer : (B) Positive hydrostatic pressure

The seepage force in a soil, is (A) Perpendicular to the equipotential lines (B) Proportional to the exit gradient (C) Proportional to the head loss (D) All the above

Description : The seepage force in a soil, is (A) Perpendicular to the equipotential lines (B) Proportional to the exit gradient (C) Proportional to the head loss (D) All the above

Last Answer : Answer: Option D

During seepage through a soil, direction of seepage is always (A) Parallel to equipotential lines (B) Perpendicular to stream lines (C) Perpendicular to equipotential lines (D) None of these

Description : During seepage through a soil, direction of seepage is always (A) Parallel to equipotential lines (B) Perpendicular to stream lines (C) Perpendicular to equipotential lines (D) None of these

Last Answer : Answer: Option C

In a conductor, the static electric field is

Last Answer : In a conductor, the static electric field is Zero.

the electric field strength of a charge

Last Answer : the electric field strength of a charge decreases with square of distance.

The electric flux and field intensity inside a conducting sphere is:

Last Answer : The electric flux and field intensity inside a conducting sphere is: zero.

The unit of electric field strength E is

Last Answer : The unit of electric field strength E is Volts/metre, nt/coul, joules/coulmetre.

A large metal sheet carries an electric current along its surface. Current per unit length is `lambda` . Magnetic field near the metal sheet is.

Description : A large metal sheet carries an electric current along its surface. Current per unit length is `lambda` . Magnetic field near the metal sheet is.

Last Answer : A large metal sheet carries an electric current along its surface. Current per unit length is `lambda` . Magnetic ... (2pi)` D. `(mu_(0))/(2pilambda)`

What is direction of the electric fields field near the earth's surface?

Description : What is direction of the electric fields field near the earth's surface?

Last Answer : Need answer

The electric field lies in a plane parallel to the earth’s surface. A. Elliptical polarization B. Horizontal polarization C. Vertical polarization D. Circular polarization

Description : The electric field lies in a plane parallel to the earth’s surface. A. Elliptical polarization B. Horizontal polarization C. Vertical polarization D. Circular polarization

Last Answer : B. Horizontal polarization

The electric field lines in a plane perpendicular to the earth’s surface. A. Elliptical polarization B. Circular polarization C. Horizontal polarization D. Vertical polarization

Description : The electric field lines in a plane perpendicular to the earth’s surface. A. Elliptical polarization B. Circular polarization C. Horizontal polarization D. Vertical polarization

Last Answer : D. Vertical polarization

Calculate the electric field due to a surface charge of 20 units on a plate in air(in 10 12 order) a) 2.19 b) 1.12 c) 9.21 d) 2.91

Description : Calculate the electric field due to a surface charge of 20 units on a plate in air(in 10 12 order) a) 2.19 b) 1.12 c) 9.21 d) 2.91

Last Answer : b) 1.12

The electric field intensity of a surface with permittivity 3.5 is given by 18 units. What the field intensity of the surface in air? a) 5.14 b) 0.194 c) 63 d) 29

Description : The electric field intensity of a surface with permittivity 3.5 is given by 18 units. What the field intensity of the surface in air? a) 5.14 b) 0.194 c) 63 d) 29

Last Answer : c) 63

Find the electric field if the surface density at the boundary of air is 10 -9 . a) 12π b) 24π c) 36π d) 48π

Description : Find the electric field if the surface density at the boundary of air is 10 -9 . a) 12π b) 24π c) 36π d) 48π

Last Answer : c) 36π

Electric flux density in electric field is referred to as a) Number of flux lines b) Ratio of flux lines crossing a surface and the surface area c) Direction of flux at a point d) Flux lines per unit area

Description : Electric flux density in electric field is referred to as a) Number of flux lines b) Ratio of flux lines crossing a surface and the surface area c) Direction of flux at a point d) Flux lines per unit area

Last Answer : b) Ratio of flux lines crossing a surface and the surface area

Gauss law for electric field uses surface integral. State True/False a) True b) False

Description : Gauss law for electric field uses surface integral. State True/False a) True b) False

Last Answer : a) True

The work-electric field relation is given by a) Volume integral b) Surface integral c) Line integral d) Relation impossible

Description : The work-electric field relation is given by a) Volume integral b) Surface integral c) Line integral d) Relation impossible

Last Answer : c) Line integral

For an electric field to exist at the surface of a conductor, the field must have what angular relationship to the conductor?

Description : For an electric field to exist at the surface of a conductor, the field must have what angular relationship to the conductor?

Last Answer : The field must be perpendicular to the conductors.

According to Gauss' Law, the magnitude of the electric field is zero everywhere inside a conductor if: w) electrostatic equilibrium is achieved x) the surface is a metal y) the conductor is moving z) the conductor is a non-Gaussian surface

Description : According to Gauss' Law, the magnitude of the electric field is zero everywhere inside a conductor if: w) electrostatic equilibrium is achieved x) the surface is a metal y) the conductor is moving z) the conductor is a non-Gaussian surface

Last Answer : ANSWER: W -- ELECTROSTATIC EQUILIBRIUM IS ACHIEVED

The law that relates the electric field at the surface of a region to the amount of charge inside the region is called: w) Coulomb's Law x) Faraday's Law y) Gauss' Law z) Biot-Savart Law

Description : The law that relates the electric field at the surface of a region to the amount of charge inside the region is called: w) Coulomb's Law x) Faraday's Law y) Gauss' Law z) Biot-Savart Law

Last Answer : ANSWER: Y -- GAUSS' LAW

How to find nodes easily in a electric circuit?

Description : Try to describe, how can I find all the nodes and junctions of a electric circuit easly.

Last Answer : The node-equation method is based directly on Kirchhoff's current law unlike loop current method which is based on Kirchhoff's Voltage. However, like  loop current method nodal method also has ... these node equations of and become simplified if all voltage source are converted into current sources

A piezo-electric type pressure sensor has a sensitivity of 1 mV/kPa and a bandwidth of 300 Hz to 300 kHz.

Description : A piezo-electric type pressure sensor has a sensitivity of 1 mV/kPa and a bandwidth of 300 Hz to 300 kHz. For a constant (dc) pressure of 100 kPa, the steady state output of the sensor in millivolt is (A) 0 (B) 2 (C) 4 (D) 6

Last Answer : A piezo-electric type pressure sensor has a sensitivity of 1 mV/kPa and a bandwidth of 300 Hz to 300 kHz. For a constant (dc) pressure of 100 kPa, the steady state output of the sensor in millivolt is 0

A long wire carrying 100 amp is placed in an external magnetic field of...

Description : A long wire carrying 100 amp is placed in an external magnetic field of 50 gauss. The wire is at right angles to the field.

Last Answer : The field is null above the wire and crowded below

Field Programmable Gate Array (FPGA)

Description : Field Programmable Gate Array (FPGA)

Last Answer : Field Programmable Gate Array (FPGA) FPGA is field programmable gate array. FPGA are PLDs which are made from interconnected small macro cells. It is made from logic cells. Logic ... . Volatile. Large number of pins. Slow design software. Don't provide fix delay.

The principle of emission of electrons from a metal surface, under the influence of light is known as

Last Answer : The principle of emission of electrons from a metal surface, under the influence of light is known as Photo electric emission.