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

Heat loss in a cylindrical pipe, The project consists of a word processed (...

The project consists of a word processed (typed) report submitted by the project report due date. Late submissions are penalized 10% of the mark per day, including Saturdays and Su

Object image relationships, Object-Image Relationships Ray tracing for ...

Object-Image Relationships Ray tracing for a thin lens showing the formation of a real image of an object.

Explain frame of reference, FRAME OF REFERENCE:  "A set of reference ax...

FRAME OF REFERENCE:  "A set of reference axis needed to locate the position of an object in space is known as a frame of reference"

Electric potential , As we know that"The electric potential at a certain po...

As we know that"The electric potential at a certain point inside the electric field is defined as the amount of work done in bringing a unit positive test charge uniformly (without

State the biasing network and resistor rg, Biasing Network and Resistor R...

Biasing Network and Resistor RG Biasing Network (Rs and Cs): JFET is self-biased by using the biasing network R s -C s .   Desired  bias  voltage  is  obtained  when  d.c.

Mass enegy relation, write a comrehensive note on mass energa relation

write a comrehensive note on mass energa relation

Calculate the volumetric substrate utilization rate, Batch fermentation ...

Batch fermentation For aerobic cultivation of yeast the cell mass concentration, X t , and the concentration of the limiting substrate component (glucose), S t , has been deter

How are the colloids classified on the basis of the nature, How are the col...

How are the colloids classified on the basis of the nature of interaction among dispersed phase and dispersion medium? Describe a significant characteristic of each class. Which of

Determine the thermal efficiency, The initial conditions for an air-standar...

The initial conditions for an air-standard Otto cycle operating with a compression ratio of 8:1 are 95 kPa and 17 o C. At the beginning of the compression stroke, the cylinder vol

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