# resistance of conductor depends on?

resistance of conductor depends on?

Use of material

Temperature of surrounding

Length of conductor

Area of cross section of conductor

## Related questions

Description : The diameter of conductor used in LT 660 V grade power cables depends on

Answer : The diameter of conductor used in LT 660 V grade power cables depends on current to be carried

Description : The size of a conductor used in power cables depends on the:  (A) operating voltage  (C) current to be carried (B) power factor (D) type of insulation used

Answer : The size of a conductor used in power cables depends on the: current to be carried

Description : The thickness of insulation provided on the conductor depends on?

Answer : The thickness of insulation provided on the conductor depends on the magnitude of voltage on the conductor.

Description : Write any two factors on which earth resistance depends.

Answer : Factors on which earth resistance depends: (1) The shape and material used for the electrode (2) Depth of the electrode in the ground. (3) The specific resistance of the soil around the electrode (4) Moisture content in the soil. (5) Nature of soil

Description : Internal resistance of a cell depends on  (A) Terminal voltage (B) Torque (C) Current (D) Area of the plates

Description : Indicate the false statement about the resistance of a wire (1) it depends on material of wire (2) it is directly proportional to the length of wire (3) it is directly proportional to the area of cross-section of wire (4) resistance of metallic wire increases with increase in temperature

Answer :  it is directly proportional to the area of cross-section of wire

Answer : The resistance of armature winding depends on length of conductor, cross-sectional area of the conductor, number of conductors.

Description : How does the resistance of a conductor compare to that of an insulator?

Answer : The resistance of a conductor can be significantly lower than the resistance of an insulator, depending on each material's atomic properties.

Description : Write the four factors affecting the resistance of a conductor.

Answer : Factors affecting the resistance of a conductor: - 1.Physical state of a conductor 2.Length of a conductor 3.Area of cross section of a conductor 4.Resistivity of a conductor

Description : The effective resistance of a conductor will be the same as ohmic resistance when : -  a) current is in true sine wave form b) voltage is low c) power factor is unity d) current is uniformly distributed in the conductor cross-section

Answer : The effective resistance of a conductor will be the same as ohmic resistance when : - current is uniformly distributed in the conductor cross-section

Description : With the increase in the cross sectional area of the conductor, the value of resistance:  (1) Increase (2) Remain same (3) Decrease (4) None of these

Answer : With the increase in the cross sectional area of the conductor, the value of resistance: Decrease.

Description : what is the temperature coefficient of Resistance of conductor ?

Answer : conductors have positive coefficient. means as the temperature increases resistance also increases.

Description : The d.c. resistance of a conductor due to skin effect is (a) unchanged (b) decreased (c) increased (d) infinite

Description : If the diameter of a conductor of 10 ohms is doubled, its new resistance would be? A.20 ohms B.5 ohms C.40 ohms D.2.5 ohms

Description : How does the resistance of a circular conductor behave, if the diameter of the conductor is halved?  A) Remains unchanged B) Doubles C) Becomes 4 times D) Becomes one -fourth

Answer : The resistance of a conductor will be least For dc.

Answer : If the resistance of a conductor does not vary in accordance with Ohm's law it is known as non-linear conductor

Description : If a wire conductor of 0.2 ohm resistance is doubled in length, its resistance becomes?

Answer : If a wire conductor of 0.2 ohm resistance is doubled in length, its resistance becomes 0.4 ohm.

Description : The resistance of a few meters of wire conductor in closed electrical circuit is?

Answer : The resistance of a few meters of wire conductor in closed electrical circuit is practically zero.

Description : The resistance of a conductor varies inversely as?

Answer : The resistance of a conductor varies inversely as area of cross-section.

Description : Write the factors on which capacity of parallel plate condenser depends.

Answer : Factors on which capacity of parallel plate condenser depends : A = Area of each plate d= Distance between two plate k = Dielectric constant of the medium  ε0 = Permittivity of free space

Description : The thermal noise depends on  (A) direct current through device (B) resistive component of resistance (C) reactive component of impedance (D) load to connected.

Answer : The thermal noise depends on resistive component of resistance

Description : The coefficient of coupling between two air core coils depends on   (A) mutual inductance between two coils only (B) self inductances of the two coils only (C) mutual inductance and self inductances of the two coils (D) none

Answer : The coefficient of coupling between two air core coils depends on mutual inductance and self inductances of the two coils

Description : Drift velocity depends on ________ A) Electron mobility B) Electric field C) Both A and B D) None of these

Answer : Drift velocity depends on ________ A) Electron mobility B) Electric field C) Both A and B D) None of these

Description : The total magnetic moment  1. is called saturation magnetization.  2. depends on the number of magnetic dipoles per unit volume, the instant electric current and the area of the current loop.  Which of the above statements is/are correct ?

Answer : depends on the number of magnetic dipoles per unit volume, the instant electric current and the area of the current loop

Description : The dielectric strength of ferromagnetic materials depends to a large extent on (a) Intensity of electric field (b) Presence of magnetic materials in vicinity (c) Area of hysterisis loop for materials (d) Frequency of applied voltage

Description : The deflecting torque of a moving coil instrument depends on (a) supply frequency (c) flux in the coil (b) inverse of area of coil (d) square of the voltage

Description : The diameter of the rotor shaft for an electric motor depends on which of the following (1) rpm only (2) hp only (3) hp and rpm (4) hp, rpm and Power factor

Answer : 1)no of turns 2)area of coil 3)length of coil 4)thickness of conductor

Description : Compare pin type and suspension insulators on given points: (i) Position of insulator on cross arm. (ii) Position of conductor on insulator. (iii) Reaction on cross arm. (iv) Possibility of ... Replacement cost (vi) Maximum voltage level (vii) Effect on height of supporting structure. (viii) Life

Answer : S.No  Points Pin Type insulator Suspension or Disc Type insulator 1 Position of insulator on cross arm It is fixed on top of cross arm by using galvanized steel pin. So it is ... so to maintain minimum ground clearance height of pole increase.  8 Life Less More

Description : In a d.c. machine the force on a conductor placed on the periphery of the conductor is (a) directly proportional to parallel path (b) inversely proportional to the parallel path (c) inversely proportional to the length of the conductor (d) none of these

Description : The short length of the conductor used to connect the line conductor on one side of the terminal pole to the line conductor on the other side of the pole is known as : a)jumper c) guard b) petticoat d) guy

Answer : The short length of the conductor used to connect the line conductor on one side of the terminal pole to the line conductor on the other side of the pole is known as : jumper

Description : By Electronic Commerce we mean: a. Commerce of electronic goods b. Commerce which depends on electronics c. Commerce which is based on the use of internet d. Commerce which is based on transactions using computers connected by telecommunication network

Answer : d. Commerce which is based on transactions using computers connected by telecommunication network

Description : A hydrogen atom making a direct transition from an upper energy level to the ground (lowest) energy level A. emits a photon which has an energy which depends on the temperature of the atom. B. ... which has an energy which depends on the temperature of the atom. E. emits a continuous spectrum.

Answer : B. emits a photon with an energy exactly equal to the difference in energy between the two states.

Description : Each day, the moon is rises about A. at the same time. C. It depends on the season. E. an hour earlier. B. It depends on the year. D. an hour later.

Answer : D. an hour later.

Description : Which of the following is not depends on shear strength of the material? (A) Cohesion (B) Internal friction (C) Normal stress (D) Mass of the material

Answer : (D) Mass of the material

Description : Which of the following is/are pre-judgement(s) of the Hawthorne Studies? I. Perceived meaning and importance of the work determine the output. II. Job performance depends on the individual worker. III. Workplace culture sets ... (II) above ; (c) Only (III) above ; (d) Both (II) and (III) above

Answer : (b) Only (II) above ;

Description : Which one of the following statements is not correct? A Since voltage depends on concentrations, using standard conditions makes it easier to compare different electrochemical reactions. B We have ... half-reactions are determined by combining the relevant half-cell with a standardised half-cell.

Answer : C The direction of a redox reaction can only be determined experimentally.

Description : Explain any six factors on which selection of material handling device depends.

Answer : Factors Affecting the selection of Materials Handling Devices/Equipment: [1] Adaptability: The load carrying and movement characteristics of the equipment should fit the materials handling problem. [2] ... The consideration of the cost of the MH Equipment is an obvious factor in its selection

Description : The non-relativistic mass of an object w) must be the same as its weight x) depends on where you measure it y) does not change with increasing velocity z) is greatest at the poles

Description : An object is projected vertically upward near the surface of the earth. At the very top of its path, the object's velocity is zero, and its acceleration is: w) 0 x) 9.8 meters per second squared DOWNWARD y) 9.8 meters per second squared UPWARD z) depends on the mass of the object

Description : Which of the following statements dealing with simple harmonic motion of a mass-spring system is TRUE? w) The acceleration is largest when the oscillating mass is instantaneously at rest. x) The ... of the motion. z) The acceleration is larger when the oscillating mass has its greatest velocity.

Answer : ANSWER: W -- THE ACCELERATION IS LARGEST WHEN THE OSCILLATING MASS IS INSTANTANEOUSLY AT REST

Description : The amount of heat required to change a boiling liquid to a gas at the same temperature depends on one of the following properties of the liquid. Does it depend on the liquid's: w) heat of fusion x) heat of vaporization y) temperature z) density

Description : Three capacitors with different capacitances are connected in series. Which of the following statements is TRUE? w) All three of the capacitors have the same potential difference between their plates. x ... y) The capacitance of the system depends on the voltage applied across the three capacitors.

Answer : ANSWER: X -- THE MAGNITUDE OF THE CHARGE IS THE SAME ON ALL OF THE CAPACITOR PLATES

Description : A colligative property depends on: w) chemical properties of particles in system x) physical properties of particles in system y) number of particles present in system z) all of the above

Description : The resolving power of a telescope depends on the: w) focal ratio x) diameter of the objective y) magnification z) focal length

Description : The light-gathering power of a reflecting telescope depends on which of the following? w) the area of its objective mirror x) focal length of its eyepiece y) focal length of its objective mirror z) the ratio of the focal lengths of objective and eyepiece