A lie machine is bought.
It works in the following way:

If the truth is told- the machine wont give any sound, if a lie is told- the machine will give a sound ‘KIRRRRRRRR…’

Now there are three Indians. One Bengali,one Madrasi and one Sardarji.

Their correspondences are given in front of the lie machine.
Here it goes……

Bengali:- ‘I think I can eat 30 rosogullas at a time!’
Lie machine:-’KIRRRRRRRR…’
Bengali:-’No no, I think I can eat 10 rosogullas at a time’
Lie machine:- no sound(truth is told)

Madrasi:-’I think i can eat 25 dosas at a time’
Lie machine:-’KIRRRRRRRR…’
Madrasi:-’No no,I think i can eat 10 dosas at a time’
Lie machine:-no sound(truth)

Sardarji:-’I think….’
Lie machine:- ‘KIRRRRRRRR…’
Sardarji:-’I think…’
Lie machine:-’KIRRRRRRRR…’.
Sardarji:-’I think…’
Lie machine:-’KIRRRRRRRR…’
Sardarji:-’I think…’
Lie machine:-”KIRRRRRRRR…’
Sardarji:-’I think…’
Lie machine:-”KIRRRRRRRR…’
Sardarji:-’I think…’
Lie machine:-”KIRRRRRRRR…’
Sardarji:-’I think…’
Lie machine:-”KIRRRRRRRR…’
Sardarji:-’I think…’
Lie machine:-”KIRRRRRRRR…’

Sardar visits Chinese friend dying in hospital.
Man says ‘CHIN YU YAN’ and dies.
Sardar goes to china to find the meaning of his
friend’s last words.
It is “YOU ARE STANDING ON MY OXYGEN PIPE. !!”

Bhains per bethay ek sardar ko Traffic police nay rok liya.
Traffic Police : Aapka HELMAT nahi hy? Chalan hoga
Sardar : Dhiyan se dekh neechay, 4 wheel hay