What is the unit of resistance of electric conductor ?

What is the unit of resistance of electric conductor ?
by

1 Answer

Answer :

The unit ohm of resistance of an electric conductor.
by

Related questions

What will happen to the resistance if the electric conductor temperature and cross section remain unchanged ?

Description : What will happen to the resistance if the electric conductor temperature and cross section remain unchanged ?

Last Answer : If the conductive temperature and the cross section remain unchanged, increasing the length will increase the resistance.

Find the current in a conductor with resistance 2 ohm, electric field 2 units and distance 100cm. a) 1A b) 10mA c) 10A d) 100mA

Description : Find the current in a conductor with resistance 2 ohm, electric field 2 units and distance 100cm. a) 1A b) 10mA c) 10A d) 100mA

Last Answer : a) 1A

What is the unit of electrical resistance of a conductor?

Description : What is the unit of electrical resistance of a conductor?

Last Answer : Answer: Ohm

A circular conductor of uniform resistance per unit length, is connected to a battery of 4 V. The total resistance of the conductor is `4omega`. The n

Description : A circular conductor of uniform resistance per unit length, is connected to a battery of 4 V. The total resistance of the conductor is `4omega`. The n

Last Answer : A circular conductor of uniform resistance per unit length, is connected to a battery of 4 V. The total resistance of ... ))/(3)` C. `2mu_(0)` D. zero

kilohertz (kHz) is a unit which measures? A. Power used by a current of one ampere B. Electromagnetic radio wave frequencies (Answer) C. Voltage D. Electric resistance

Description : kilohertz (kHz) is a unit which measures? A. Power used by a current of one ampere B. Electromagnetic radio wave frequencies (Answer) C. Voltage D. Electric resistance

Last Answer : B. Electromagnetic radio wave frequencies (Answer)

In an electric field, energy per unit positive charge is A. voltage B. current C. frequencyD. resistance

Description : In an electric field, energy per unit positive charge is A. voltage B. current C. frequency D. resistance

Last Answer : voltage

What is Electric field intensity at a point a hollow charged spherical conductor? -Do You Know?

Description : What is Electric field intensity at a point a hollow charged spherical conductor? -Do You Know?

Last Answer : answer:

Depending on the method of conduction of electricity, the electric conductor can be divided into how many parts ?

Description : Depending on the method of conduction of electricity, the electric conductor can be divided into how many parts ?

Last Answer : Depending on the method of electric transport, electric conductors can be divided into two main categories- 1. Electronic or metallic conductor (electrolytic) 2. Electrolytic or electrolytic conductor

Which non-metallic electric conductor ?

Description : Which non-metallic electric conductor ?

Last Answer : Graphite is electrically conductive.

Why is metal an electric conductor ?

Description : Why is metal an electric conductor ?

Last Answer : : Metals donate electrons and electron donors are electricity carriers. Because it moves by donating electrons. And by this movement electricity is generated. So metal is electrically conductive.

What are Shiny element which is a good conductor of thermal energy and electric current?

Description : What are Shiny element which is a good conductor of thermal energy and electric current?

Last Answer : Need answer

Metal tea pots have wooden handles because – (1) wood is a bad conductor of heat (2) it prevents electric shock (3) it gives beauty to the pots (4) it is hygienic

Description : Metal tea pots have wooden handles because – (1) wood is a bad conductor of heat (2) it prevents electric shock (3) it gives beauty to the pots (4) it is hygienic

Last Answer : (2) it prevents electric shock Explanation: Wood is a bad conductor of heat due to the arrangement of its molecules. As the molecules of wood are far from each other, they cannot pass heat through them.

Metal tea pots have wooden handles because – (1) wood is a bad conductor of heat (2) it prevents electric shock (3) it gives beauty to the pots (4) it is hygienic

Description : Metal tea pots have wooden handles because – (1) wood is a bad conductor of heat (2) it prevents electric shock (3) it gives beauty to the pots (4) it is hygienic

Last Answer : (2) it prevents electric shock Explanation: Wood is a bad conductor of heat due to the arrangement of its molecules. As the molecules of wood are far from each other, they cannot pass heat through them.

A current carrying conductor is associated with – (1) a magnetic field (2) an electric field (3) an electro-magnetic field (4) an electrostatic field

Description : A current carrying conductor is associated with – (1) a magnetic field (2) an electric field (3) an electro-magnetic field (4) an electrostatic field

Last Answer : (3) an electro-magnetic field Explanation: A current carrying conductor, such as a metal wire, will produce a magnetic field around it because of the motion of charge within the wire itself. This motion produces or sets up a magnetic field around the wire in the form of concentric circles.

Tungsten is used for the manufacture of the filament of an electric bulb, because – (1) It is a good conductor (2) It is economical (3) It is malleable (4) It has a very high melting point

Description : Tungsten is used for the manufacture of the filament of an electric bulb, because – (1) It is a good conductor (2) It is economical (3) It is malleable (4) It has a very high melting point

Last Answer : (4) It has a very high melting point Explanation: Tungsten is used because it has the highest melting point of all the metallic elements. It melts at 3410 degrees Celsius. When current passes ... bulb. The first successful light bulb filaments were made of carbon (from carbonized paper or bamboo).

Electric current is the flow of electrons through a conductor; the rate of this flow is measured in ___________. A. volts B. amperes C. coulombs D. ohms

Description : Electric current is the flow of electrons through a conductor; the rate of this flow is measured in ___________. A. volts B. amperes C. coulombs D. ohms

Last Answer : Answer: B

Electric current is the flow of electrons through a conductor. The rate of this flow is measured as ___________. A. volts/watt B. amperes/centimetre C. coulombs/second D. ohms/volt

Description : Electric current is the flow of electrons through a conductor. The rate of this flow is measured as ___________. A. volts/watt B. amperes/centimetre C. coulombs/second D. ohms/volt

Last Answer : Answer: C

The amount of mechanical force or torque produced by an electric motor depends on the ________________. A. strength of its magnetic field B. amount of armature current flow C. length of conductor in the field D. all of the above

Description : The amount of mechanical force or torque produced by an electric motor depends on the ________________. A. strength of its magnetic field B. amount of armature current flow C. length of conductor in the field D. all of the above

Last Answer : Answer: D

The force that causes free electrons to move in a conductor as electric current flow is called a/an _____________. A. resistant force B. electromotive force C. inductive force D. dielectric force

Description : The force that causes free electrons to move in a conductor as electric current flow is called a/an _____________. A. resistant force B. electromotive force C. inductive force D. dielectric force

Last Answer : Answer: B

________ is an electric noise produced by thermal agitation of electrons in conductor and semiconductor. A. External noise B. Internal noise C. Thermal noise D. Flicker

Description : ________ is an electric noise produced by thermal agitation of electrons in conductor and semiconductor. A. External noise B. Internal noise C. Thermal noise D. Flicker

Last Answer : C. Thermal noise

Which is the best conductor of electric current?

Description : Which is the best conductor of electric current?

Last Answer : Silver

How is the electric potential at the centre of a charged conductor?

Description : How is the electric potential at the centre of a charged conductor?

Last Answer : Same as on the surface

What is Electric field intensity at a point a hollow charged spherical conductor?

Description : What is Electric field intensity at a point a hollow charged spherical conductor?

Last Answer : Is zero

Electric field will be maximum outside the conductor and magnetic field will be maximum inside the conductor. State True/False. a) True b) False

Description : Electric field will be maximum outside the conductor and magnetic field will be maximum inside the conductor. State True/False. a) True b) False

Last Answer : a) True

Calculate the potential when a conductor of length 2m is having an electric field of 12.3units. a) 26.4 b) 42.6 c) 64.2 d) 24.6

Description : Calculate the potential when a conductor of length 2m is having an electric field of 12.3units. a) 26.4 b) 42.6 c) 64.2 d) 24.6

Last Answer : d) 24.6

Compute the conductivity when the current density is 12 units and the electric field is 20 units. Also identify the nature of the material. a) 1.67, dielectric b) 1.67, conductor c) 0.6, dielectric d) 0.6, conductor

Description : Compute the conductivity when the current density is 12 units and the electric field is 20 units. Also identify the nature of the material. a) 1.67, dielectric b) 1.67, conductor c) 0.6, dielectric d) 0.6, conductor

Last Answer : c) 0.6, dielectric

Electric field of an infinitely long conductor of charge density λ, is given by E = λ/(2πεh).aN. State True/False. a) True b) False

Description : Electric field of an infinitely long conductor of charge density λ, is given by E = λ/(2πεh).aN. State True/False. a) True b) False

Last Answer : a) True

A semi-conductor is damaged & behaves like a conductor, on passing a strong electric current through it, because it heats up the crystals & breaks the covalent bonds resulting in __________ electrons. (A) Lack of free (B) Excess of (C) Decrease in (D) None of these

Description : A semi-conductor is damaged & behaves like a conductor, on passing a strong electric current through it, because it heats up the crystals & breaks the covalent bonds resulting in __________ electrons. (A) Lack of free (B) Excess of (C) Decrease in (D) None of these

Last Answer : (B) Excess of

The left hand rule correlates to (a) current, induced e.m.f. and direction of force on a conductor (b) magnetic field, electric field and direction of force on a conductor (c) self induction, mutual induction and direction of force on a conductor (d) current, magnetic field and direction of force on a conductor

Description : The left hand rule correlates to (a) current, induced e.m.f. and direction of force on a conductor (b) magnetic field, electric field and direction of force on a conductor (c) self induction, ... and direction of force on a conductor (d) current, magnetic field and direction of force on a conductor

Last Answer : (d) current, magnetic field and direction of force on a conductor

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.

A pure semiconductor under ordinary conditions behaves like (A) a conductor. (B) an insulator. (C) a magnetic material. (D) a ferro-electric material.

Description : A pure semiconductor under ordinary conditions behaves like (A) a conductor. (B) an insulator. (C) a magnetic material. (D) a ferro-electric material.

Last Answer : (B) an insulator.

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

1. What is Electric field intensity at a point a hollow charged spherical conductor? 2. How many member country were founder of the Southern African Development Community? 3. In which year Swarn Jayanti Gram Swa-Rozgar Yojna came into being? 4. Which is a typical feature of volcanic eruption? 5. The most famous musician at the court of Akbar was Tansen. what was his original name?

Description : 1. What is Electric field intensity at a point a hollow charged spherical conductor? 2. How many member country were founder of the Southern African Development Community? 3. In which year Swarn ... ? 20. What was the earliest public association formed in the history of modern India in 1837?

Last Answer : Answer : 1. Is zero 2. 8 3. April 1999 4. Dykes 5. Ramtanu Pande 6. Inoculation against cholera 7. President 8. Silver Iodide (Agl) 9. Bolivia 10. Third Battle of Panipat 11. ... . Indirectly 17. First decreases then increases 18. Central Statistical Organisation 19. 12 20. The Landholder's Society

A current carrying conductor is associated with (1) a magnetic field (2) an electric field (3) an electro-magnetic field (4) an electrostatic field

Description : A current carrying conductor is associated with (1) a magnetic field (2) an electric field (3) an electro-magnetic field (4) an electrostatic field

Last Answer : an electro-magnetic field

Metal tea pots have wooden handles because (1) wood is a bad conductor of heat (2) it prevents electric shock (3) it gives beauty to the pots (4) it is hygienic

Description : Metal tea pots have wooden handles because (1) wood is a bad conductor of heat (2) it prevents electric shock (3) it gives beauty to the pots (4) it is hygienic

Last Answer :  it prevents electric shock

Tungsten is used for the manufacture of the filament of an electric bulb, because (1) It is a good conductor (2) It is economical (3) It is malleable (4) It has a very high melting point

Description : Tungsten is used for the manufacture of the filament of an electric bulb, because (1) It is a good conductor (2) It is economical (3) It is malleable (4) It has a very high melting point

Last Answer : It has a very high melting point

Select insulating materials for following parts : (i) Insulation between heating element and base plate of electric iron. (ii) Insulation used over copper or aluminium conductor used for making coils. (iii) Transformer bushings. (iv) Insulation between transmission line and pole.

Description : Select insulating materials for following parts : (i) Insulation between heating element and base plate of electric iron. (ii) Insulation used over copper or aluminium conductor used for making coils. (iii) Transformer bushings. (iv) Insulation between transmission line and pole.

Last Answer : Parts Insulating Materials  Insulation between heating element and base plate of electric iron. Mica Insulation used over copper or aluminium conductor used for making coils.  ... Transformer bushings Porcelain  Insulation between transmission line and pole. Porcelain

In a conductor, the static electric field is

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

When electric current passes through a metallic conductor, its temperature rises. This is due to?

Description : When electric current passes through a metallic conductor, its temperature rises. This is due to?

Last Answer : When electric current passes through a metallic conductor, its temperature rises. This is due to collisions between conduction electrons and atoms.

Heat in a conductor is produced on the passage of electric current due to?

Description : Heat in a conductor is produced on the passage of electric current due to?

Last Answer : Heat  in  a   conductor  is  produced   due  to  frictional  collision  of  electrons   flow  as  they  conduct  current.

What are the advantages of high resistance of conductor ?

Description : What are the advantages of high resistance of conductor ?

Last Answer : : The resistance and melting point of nichrome is much higher than that of copper. Due to the high resistance, a lot of heat is generated when electricity flows through the nichrome wire. ... high resistance and melting point of tungsten, it can easily convert electrical energy into light energy.

How does the resistance of the conductor depend on the length and cross section of the conductor ?

Description : How does the resistance of the conductor depend on the length and cross section of the conductor ?

Last Answer : Conductor resistance is proportional to the length of the conductor and disproportionate to the cross section .

What is the resistance of the conductor ?

Description : What is the resistance of the conductor ?

Last Answer : : Conduction resistance depends on the area and length of the cross section of the conductive material.

Why does the resistance of the conductor increase when the temperature increases ?

Description : Why does the resistance of the conductor increase when the temperature increases ?

Last Answer : Because the vibrations of the atoms inside the conductor increase.

A platinum resistance thermometer makes use of the variation of a conductor with temperature. If the resistance of this thermometer is `5 Omega " at "

Description : A platinum resistance thermometer makes use of the variation of a conductor with temperature. If the resistance of this thermometer is `5 Omega " at "

Last Answer : A platinum resistance thermometer makes use of the variation of a conductor with temperature. If the resistance ... for the platinum `=0.0036^(@)C`.

A potential difference of 10 V is applied across a conductor of resistance `1 k Omega`. Find the number of electrons flowing through the conductor in

Description : A potential difference of 10 V is applied across a conductor of resistance `1 k Omega`. Find the number of electrons flowing through the conductor in

Last Answer : A potential difference of 10 V is applied across a conductor of resistance `1 k Omega`. ... of electrons flowing through the conductor in 5 minutes.

Find the resistance of a hollow cylindrical conductor of length 1.0m and inner and outer radii 1.0mm and 2.0mm respectively. The resistivity of the ma

Description : Find the resistance of a hollow cylindrical conductor of length 1.0m and inner and outer radii 1.0mm and 2.0mm respectively. The resistivity of the ma

Last Answer : Find the resistance of a hollow cylindrical conductor of length 1.0m and inner and outer radii 1.0mm and 2 ... the material is `2.0xx10^(-8)(Omega)m`.

When electrons flow with Little resistance through a conductor it is called a?

Description : When electrons flow with Little resistance through a conductor it is called a?

Last Answer : n word pass

In a transistor, the base is _______. (1) an insulator (2) a conductor of low resistance (3) a conductor of high resistance (4) an extrinsic semiconductor

Description : In a transistor, the base is _______. (1) an insulator (2) a conductor of low resistance (3) a conductor of high resistance (4) an extrinsic semiconductor

Last Answer : (2) a conductor of low resistance Explanation: A transistor is a semiconductor device used to amplify and switch electronic signals and electrical power. It is composed of semiconductor material with at least three terminals for connection to an external circuit.

The resistance of a conductor is inversely proportional to its - (1) temperature (2) resistivity (3) area of cross section (4) length

Description : The resistance of a conductor is inversely proportional to its - (1) temperature (2) resistivity (3) area of cross section (4) length

Last Answer : (3) area of cross section Explanation: The resistance of a current carrying conductor is inversely proportional to the area of cross section of the conductor. This is because the resistance occurs due to the collision of electrons/charged particles.