Physics
Which one of the following is the correct sequence of passage of light in a compound microscope?

Eyepiece -Objective lens -Body tube -Mirror
Objective lens -Condenser -Body tube -Eye piece
Condenser -Objective lens -Eye -piece -Body tube
Condenser -Objective lens -Body tube -Eyepiece

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Physics
For an ideal gas, which one of the following statements does not hold true?

The kinetic energies of all gas molecules are not same
The speed of all gas molecules is same
There is no interactive force between the molecules.
The potential energy of the gas molecules is zero

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