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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.
The device which changes chemical energy into electrical energy is called as electric cell. Battery is a host of constant emf but not constant current.
What is artificial transmutation? Describe the experiment that led to the discovery of artificial transmutation? Why only high energy α - Particles were used in the discovery of a
Calculate the specific heat of a metal from the following data. A container made of the metal has a mass of 3.2 kg and contains 20 kg of water. A1.7 kg piece of the metal initially
I need help with this project ? every time I would turn on my lab work I would get bad grades, and science is my weakest subject
Q. What instrument is utilized to measure volume? Answer:- Liquid volume is measured with graduated cylinders, beakers, measuring cups, spoons and the like. For regular ob
Lead: Atomic number 82 Symbol Pb Atomic weight 207.2 Discovery Known since pr
how rotational motion was investigate
The nuclei have been separated on the basis of the number of protons (atomic number) or the total number of nucleons (mass number) as given below: (i) Isotopes: The atoms of ele
how to reduce friction?
why are vector and scalar necessary in our everyday activities?
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