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The ratio of the energy of a photon of 2000Å wavelength radiation to that of 4000Å radiation is:
(1) 1/4
(2) 4
(3) 1/2
(4) 2
Ans: 2
The second law states that where dS ≥ dQ/T for a reversible process and dS = dQ/T for an irreversible process. a. Show that since dW 12 = -dW 21 (dW reverse = -dW forwar
how long does time take to wash away the colour
Q. Why we use Boron? Boron is used to increase the hardness of steels. Crystalline boron is used in transistors. Boron is a good neutron absorber and is used as shields and con
Sn + No3- ------- Sno2 + No2
h2c2o4 + mno-4 - mno-4 +co2
For 1D particle in a box wave functions in a box of length L, evaluate a formula for the average energy in terms of the quantum number n: =?0L?*Hˆ?dx
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