Why constantan wire is used for making standard resistances

Asked by admin @ 23/08/2021 in Physics viewed by 310 People

Constantan wire is used in making standard resistances because its

a) specific resistance is low b) density is high
c) temperature coefficient ofresistance is negligibled) melting point is high

Answered by admin @ 23/08/2021

Temperature coefficient is negligible

Why eureka metal is used to make standard resistance coil

Asked by admin @ 03/08/2021 in Physics viewed by 290 persons

Why eureka metal is used to make standard resistance coil?

Why zinc cannot be used to make electrical wires

Asked by admin @ 23/08/2021 in Chemistry viewed by 382 persons

Why zinc can not be used to make ekectrical wires ? Guys answer me fastly You can write it by not more than 4 lines please answer it fastly!!!!!!

Calculate the resistance of the wire using the graph

Asked by admin @ 20/08/2021 in Physics viewed by 450 persons

(a) Calculate the resistance of the wire using the graph. Current (A)-Potential differencePotential difference (V)(b) How many 176 ohm resistors in parallel are required to carry 5 …

Why is copper used to make wires for electrical fitting

Asked by admin @ 04/08/2021 in Science viewed by 360 persons

Why are copper wires used for Electrical fittings

To find resistance of a given wire using metre bridge

Asked by admin @ 04/08/2021 in Physics viewed by 291 persons

to find resistance of given wire using metre bridge and hence determine the (spcific resistance ) of its material.

To find resistance of a given wire using meter bridge

Asked by admin @ 03/08/2021 in Physics viewed by 307 persons

to find resistance of given wire using metre bridge and hence determine the (spcific resistance ) of its material.

Why copper is used to make electrical wires

Asked by maham237 @ 13/02/2021 in History viewed by 326 persons

Why is the mineral copper often used to make electrical wires? A. It conducts electricity easily. B. It is heavier than other metals. C. There is a limited supply of …

Why is silver not used for making electric wires

Asked by admin @ 20/08/2021 in Science viewed by 312 persons

Why silver is not used for making electric wires and cables

Why silver is not used for making electric wires

Asked by admin @ 17/08/2021 in Science viewed by 357 persons

Why silver is not used for making electric wires and cables

Why copper metal is used for making electric wires

Asked by admin @ 17/08/2021 in Science viewed by 379 persons

Copper metal is used for making electric wires give reason

Give reason why copper is used for making electrical wires

Asked by admin @ 04/08/2021 in Science viewed by 327 persons

Copper metal is used for making electric wires give reason

Properties of copper that make it useful for electrical wiring

Asked by admin @ 02/08/2021 in Science viewed by 280 persons

State the property of copper wires that makes them useful for electrical fittings?

The guy wires are used to support the telephone pole

Asked by admin @ 01/12/2021 in Mathematics viewed by 300 persons

A pole is used to support an observation platform. The top of the pole is secured by two guy wires, one 18 and the other 21 feet in length. The …

How is gel electrophoresis used to make a dna fingerprint

Asked by admin @ 26/11/2021 in Biology viewed by 332 persons

How does the process of gel electrophoresis produce DNA fingerprints? An electric current sorts DNA nucleotides according to their bases. O An electric current cuts a DNA strand into segments …