Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
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.
Foucault Pendulum and Mach's Principle Within theoretical physics, particularly in discussions of gravitation theories, Mach's principle (or Mach's conjecture) is the name giv
The average distance of an electron in an atom from its nucleus is of the order of: (1) 10 6 m (2) 10 -6 m (3) 10 -10 m (4)10 -15 m Ans: (3) 10 -10 m
Regard as a pair of two identical capacitors. In which situation is the capacitance of the pair greater? Ans: The effective capacitance of a couple of capacitors in series
experiment to explain electrostatic shielding
Discucc em spectrum
An ideal Brayton cycle uses air as a working fluid. The air enters the compressor at 101 kpa and 37 C. The pressure ratio of the compressor is 12:1, and the temperature of the air
For a blackbody, the frequency at which maximum energy is emitted is 3 x 10 13 Hz: A. Give a wavenumber for the wavelength of the infrared emission? B. What is the tempe
how to write aasignment on importance of physics
What is the relationship among the period and the square root of the length? The graph is linear, so the period is proportional to the square root of the length of the string.
Working
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!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd