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Free Expansion process: In free expansion of gas, the gases enlarge in vacuum.
Thus, work done Δw=0
In free expansion if state changes from 1 → 2 only the initial and final states are called intermediate states are not given. Thus a path cannot be given as in the figure from 1 to 2.
There exist two types of charges in nature:- (i) Positive charge (ii) Negative charge Charges with the same electrical sign repel each other, and charges with oppo
a closed organ pipe resonates with frequency 6hz and an open organ pipe resonates with frequency 12Hz. if the two organ pipes are joined to form a single organ pipe then it will re
is it the current or the voltage which is responsible for electrc shock?
When a metal becomes a superconductor, there is a tremendous decrease in it's: a) Total volume b) Electrical resistance c) Length d) Density Ans: While a
The molar heat capacity of a gas at constant pressure is 18.7 J mol -1 K -1 . What is the heat capacity of 9.4 moles of this gas at constant volume ?
Q. Dissimilarity between an intrinsic and extrinsic semiconductor? Answer:- Semiconductors permit only a little amount of light to pass through them. They are of two n-kin
Two parallel plates having a p.d. of 200V among them are spaced 0.8mm apart. What is the electric field strength? Find also the flux density when the dielectric among the p
VELOCITY: The time rate of change of displacement of a body is known as velocity. It is represented by V ?.
#how entropy tells which process is spontaneous and which is non spontaneous.i also wana know that although 2nd law of thermodynamic is for heat engine and heat pump how it is rela
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