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Brownian motion (R. Brown; 1827)
It is the continuous random motion of solid microscopic particles while suspended in a fluid medium because of the consequence of ongoing bombardment through atoms & molecules.
what is thermal conductivity ?
An atom has the electronic configuration of .1s 2 2s 2 2p 6 3s 2 3p 6 3d 10 4s 2 4p 5 . Its atomic weight is 80. Its atomic number and the number of neutrons in its nucleus
One would expect proton to have very large: (1) Ionization potential (2) Radius (3) Charge (4) Hydration energy Ans:(4) Hydration energy
WHY HEATER IS KEPT IN CONTROL ROOM OF MRI? IS IT KEPT ON ALL THE TIME OR IT CAN BE TURNED OFF AT NIGHT AND RESTARTED AT MORNING
How do you use operational amplifier as differentiator and adder/subtractor. Fig. shows differentiator or differentiation amplifier. As its name implies, circuit performs mathe
A helium nucleus and a neon nucleus are separated by a distance of 3.0 nm. The charge of the helium nucleus is +2e while that of a neon nucleus is + 10e .Find the magnitude of the
an object moves from postion +16m to the postion +47m in 12s.what is its total displacement and its average velocity?
The mass of a mol of proton and electron is: (1) 6.023x 10 23 g (2) 1.008g and 0.55mg (3) 9.1x 10 -28 kg (4) 2gm Ans: (2) 1.008g and 0.55mg
A reversible power cycle receives energy H Q from a reservoir at temperature H T and rejects C Q to a reservoir at temperature C T. The work developed by the power cycle is used to
Calculating unknown resistances The current through the galvanometer (G) - a very sensitive ammeter, is reduced to zero by adjusting R 4 . The bridge is then said to be balanc
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