Thursday, 27 April 2017

E CONTENT PHYSICS CLASS XII

E CONTENT CHEMISTRY

E CONTENT BIOLOGY

E CONTENT MATHEMATICS CLASS XII

E CONTENT ECONOMICS CLASS XII

E CONTENT SUBJECT ENGLISH CLASS XII

QUESTION BANK COMMERCE

video clips XI Chemistry


Monday, 6 February 2017

Practical class XII

Hey Friends.... Our all Practicals guide (Physics)
Amazing explaination :)
All Links and Topics given below :-
(According to Comprehensive Practical Physics)
Section A:-
1. To determine resistance per cm of a given wire by plotting a graph for potential difference versus current (Ohm's Law)
https://goo.gl/uawQJW .
2. To find resistance of a given wire using meter bridge and hence determine the resistivity (specific resistance) of its material. :- https://goo.gl/pzBq33
3. To verify the laws of combination (series) of resistances using a meter bridge. :- https://goo.gl/pzBq33

4. To verify the laws of combination (parallel) of resistances using a meter bridge. :- https://goo.gl/pzBq33

5. To compare the EMF of two given primary cells using potentiometer. :- https://goo.gl/6fAUY2

6. To determine the internal resistance of given primary cell using potentiometer. :- https://goo.gl/9LZ2NE

7. To determine resistance of a galvanometer by half-deflection method and to find its figure of merit. :- https://goo.gl/b3nSjv

8. To convert the given galvanometer (of known resistance and figure of merit) into a voltmeter of desired range and to verify the same. https://goo.gl/hgcnRR

9. To convert the given galvanometer (of known resistance and figure of merit) into an ammeter of desired range and to verify the same. https://goo.gl/hgcnRR

10. To find the frequency of AC mains with a sonometer. :- https://goo.gl/pqaKE0

Section B :-
1. To find the value of v for different values of u in case of a concave mirror and to find the focal length. :- https://goo.gl/psgmaA

2. To find the focal length of a convex mirror, using a convex lens. :- https://goo.gl/kAT3Gn

3. To find the focal length of a convex lens by plotting graphs between u and v or between 1/u and 1/v. :- https://goo.gl/KWmJ1X

4. To find the focal length of a concave lens, using a convex lens. https://goo.gl/W4INBc

5. To determine angle of minimum deviation for a given prism by plotting a graph between angle of incidence and angle of deviation. :- https://goo.gl/Rc1U8e

6. To determine refractive index of a glass slab using a travelling microscope. https://goo.gl/lLHCr2

7. To find refractive index of a liquid by using convex lens and plane mirror. :- https://goo.gl/sxjRiF

8. To draw the I-V characteristic curve for a p-n junction in forward bias and reverse bias. :- https://goo.gl/S59IE0

9. To draw the characteristic curve of a zener diode and to determine its reverse break down voltage. https://goo.gl/SPPt9O

10. To study the characteristic of a common - emitter npn or pnp transistor and to find out the values of
current and voltage gains. https://goo.gl/o1V74z

                                   

Saturday, 3 December 2016

Chemistry - Periodicity, Effective Nuclear Charge, Periodicity in Atomic Size.


Chemistry - Periodicity in Ionization Enthalpy, Electron Affinity, Electronegativity and Oxidation States.


Mathematics - Arithmetic and Geometric Progressions.


Physics - Force and Inertia, Newton’s First Law of motion, Momentum, Newton’s Second Law of motion, Impulse, Newton’s Third Law of motion.


Static and Kinetic friction, laws of friction, rolling friction.


chemical bonding


crystal field theory udaan