Special resistor materials: lead, Physics

Assignment Help:

Lead:

Atomic number

82

Symbol

Pb

Atomic weight

207.2

Discovery

Known since prehistoric time

Electronic configuration

6p2

Properties:

1.      It is a heavy, soft and malleable metal with blue gray colour.

2.      It shows a metallic luster when freshly cut but it gets oxidized soon.

3.      It can be easily rolled into sheets and pipes or can be extruded to form pipes but cannot be cut into fine wires.

4.      It is corrosion resistant.

Uses: Lead is used of the manufacturing of plates of storage batteries. It is used in covering electric cables. It is used as lead accumulators. Tin lead-alloy is used for soldering wires.

 

 


Related Discussions:- Special resistor materials: lead

Which is most malleable, The most malleable, ductile low resistivity materi...

The most malleable, ductile low resistivity material is (A) Copper.  (B) Aluminium. (C) Silver.    (D) Iron. Ans: The most malleable, ductile low resistivity mater

Electrical power, Electrical power: Electrical power (symbol P) is the ...

Electrical power: Electrical power (symbol P) is the rate at which work is done or the rate of conversion of energy by an electrical system. The SI unit of power is the

Power ratings of dc circuit, Power ratings of DC Circuit: Electrical eq...

Power ratings of DC Circuit: Electrical equipment can only stand a certain amount of heat production without damage and the safe power which a piece of equipment can consume wi

Water drain counter clockwise in the northern hemisphere, Q. Illustrate tha...

Q. Illustrate that water drain counter clockwise in the northern hemisphere and clockwise in the southern hemisphere? Answer:- This isn't a myth. It drains counter clockwi

Resisitivity, properties of low and high resistive materials

properties of low and high resistive materials

What are links and symbolic links in unix file system, What are links and s...

What are links and symbolic links in UNIX file system? A link is a second name (not a file) for a file. Links can be used to allocate more than one name to a file, but cannot

Give one example for thermoplastic and thermosetting, Give one example each...

Give one example each for thermoplastic and thermosetting polymers Thermoplastics - Polyethylene, PVC etc. Thermosetting plastics - Bakelite (Phenolfomaldehyde resin), Urea

Inertia and the right hand turn, Inertia and the Right Hand Turn Suppos...

Inertia and the Right Hand Turn Suppose in which you are a passenger within a car that is forming a right-hand turn. As the car starts to take the turn to the right, you freque

Basic concepts of light, Theory of Light: Newton proposed 'Corpuscular...

Theory of Light: Newton proposed 'Corpuscular Theory of Light'. 2. According to corpuscular theory, light consists of a stream of tiny, light and perfectly elastic particle

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd