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resistivity of wire depend on?

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Resitivity of wire depends on material, electrical resistance of that material, area of cross section and length.

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Description : Define resistivity. State its unit.

Answer : Resistivity can be defined as the resistance of a conducting material per unit length with unit area of cross section. Its unit is ohm/meter

Description : Which material has low resistivity?

Answer : Silver have lowest resistivity then copper then aluminium tungsten then iron...

Description : What factors affect resistivity?

Answer : 1)type of material 2)temperature 3)length and area of cross section of conductor

Description : What is the formula for resistivity?

Answer : Resitivity is the property of a material. It is given in ρ . R=ρ L/A is the formula. where , Resitance is directly proportional to Length & Inversely proportional to Area of ... the resistance offered by a conductor to the flow of current is called specific resistance or resistivity.

Description : What is the reciprocal of resistivity?

Answer : conductivity, mho

Description : State the factors on which the selection of type of materials depend. 

Answer : Factors for selection of materials. 1. Carry prescribed loads: The most significant requirement of a material used in civil engineering project is that it should be able to carry the design loads ... such as floor coverings, paints, and doors and window are chosen based on aesthetic consideration.

Description : What are the factors that a rational agent should depend on at any given time?

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Description : Which of the following statement is correct? Options: A) Reliability ensures validity B) Validity ensures reliability C) Reliability and validity are independent of each other D) Reliability does not depend on objectivity

Answer : C) Reliability and validity are independent of each other 

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Answer : Answer : 1. Area of the liquid surface 2. Cricket 3. Duodenum 4. Rise in earth temperature 5. A work of the Jains 6. English 7. Decreases 8. Rajkumari Amrit Kaur 9. North west 10. ... Australia 15. Kanishka 16. Carbon dioxide 17. Sir Edward Lutyens 18. Bengali 19. After summer 20. Kanishka

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Answer : shed their leaves every year

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Description : The colours of stars depend on their (1) temperature (2) distance (3) radius (4) atmospheric pressure

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Answer :  increasing unemployment

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Answer : is less than that at the poles

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Answer : Bird shit - Guano fertiliser

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Description : The size of a transformer core will depend on?

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Answer : Materials, whose resistivity at very low temperatures plunges from a finite value to zero and remains there upon further cooling, are known as Superconductors

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