1.Gases molecules doesn't loose its energy during collision due to :
a.Random collision
b.partial collision
c.negative intractive force
d.parfectly elastic collision
2.Gases molecular are in
a.straight line motion
b.Random motion
c.steady state motion
d. All of the above
3.which of the following properties is not affected by gravity
a.diffusion of gas
b.falling football
c.both a and b
d. non of above
4.what is the weight of c^++
a. 20 b.40 c.18 d.22
5.Electronegative radicals are migrate toward ......in electric fields.
a.anode b.cathode c.no migration d.non of the above
Ans
1.d
2.b
3.a
4.b
5.a
Hii
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