Multiple choice question

Evaporation of water should come under the system–
(a) System in which chemical reaction takes place
(b) A System in which no change in heat occurs
(c) Under endothermic system
(d) Under an exothermic system
fjDr fjDr fjDr LFkkuks LFkkuks dh dh iwfrZ iwfrZ dhft;sA
dhft;sA
fjDr LFkkuks dh iwfrZ dhft;sA Fill in the Blanks.
11 xSlksa ds v.kq xfr fl)kUr vuqlkj fdlh xSl dh vkSlr xfrt ÅtkZ mlds -
-------- rki ds lekuqikrh gksrh gSA ;g fu;e ------------------- us fn;kA
According to kinetic theory of gasses the average kinetic energy of a gs is
proportional to ........... temperature. This law was given by ................
12 fdlh xSl ds ,d eksy dh xfrt ÅtkZ --------- ds cjkcj gksrh gSA
The kinetic energy of one gram mole of a gas is equal to ..............
13 oxZ ek/; ewy osx gksrk gS -------------
Root mean square velocity is .............
14 vkSlr osx ------------- x -------------- ds cjkcj gksrk gSA
Average velocity is equal to ................ x ...................
15 v.kq xfr lehdj.k dk lw= gS ----------------
The formula of kinetic equation for a gas is ...............
16 ;fn n v.kqvks dk osx v rFkk n v.kqvksa dk osx v gks rks bu v.kqvksa dk oxZ
1 1 2 2
ek/; ewy osx (rmsv) gksxk ----------------
If the velocity on n 1 gas molecules is v 1 and that of n 2 is v 2 then the root mean
square velocity of these gas molecules will be .............
17 mi;ZqDr xSl v.kqvksa ds osxksa ds fy;s vkSlr osx gksxk ----------------
The average velocity for the n 1 , v 1 , and n 2 , v 2 gas molecules will be ...............
18 vkn'kZ xSl lehdj.k dk lw= gS ---------------
The formula for an ideal gas equation is .................
19 ;fn P=1 ok;q e.My] V=22.4 fyVj rFkk T=273°K rc R ds eku dh bdkbZ
,d xzke v.kq xSl ds fy;s gksxh -----------------
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