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50 gm of an optically active substance is dissolved in 100 ml of water. A plane polarised light, when passing through 30 cm of the solution, suffers a rotation of 390 in it's plane of polarization. Evaluate the specific rotation of the solution.
One mole of H 2 at 300 K takes a volume of 10 lits in a cylinder fitted with a piston. It is expanded isothermally to 20 lits. Consider ideal behavior for the gas, determine W, Q,
an object of mass 5.0 Kilograms initially travelling at 12.0m/s horizontally enters a region where there is a coefficient of kinetic friction of 0.27. a) use the concepts of wor
In Bohr's theory of the atom, what force was responsible for holding the electrons in their orbit? Ans: Coulomb force or the force of attraction among the proton (nucleus) a
Using principles of special theory of relativity derive mass energy relation, illustrate it with an example. A beam of particle of half life 2.0 x 10-8 sec. travels in a laborat
There are five types of modulus of elasticity (i) YOUNG'S MODULUS OF ELASTICITY (Y (ii) BULK MODULUS OF ELASTICITY (K) (iii) COMPRESSIBILITY (iv) MODULUS OF RIGIDITY
Mediocrity principle: The principle that there is nothing specifically interesting regarding our place in space or time, or about ourselves. This principle possibly first made
Vector Addition The Order Does NOT Matter The question frequent arises as to the significance of the order in that the vectors are added. For example, if five vectors are added
Q. What is direction of the current? The path of the magnetic field at the centre of a horizontal current-carrying loop of wire is straight downward. The magnetic field is affe
A rigid object is a body with a exact and unchanged size and shape i.e. a body is said to be rigid if the distance among any two particles of the body remains invariant.
Describe concept about vibrational modes of carbon dioxide molecule. Vibrational Modes of CO 2 molecule While excited, the CO 2 molecule vibrates as masses joined by a spr
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