विज्ञान सामान्य ज्ञान 122

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samany jnan prashnottari
rajyoan ke samany jnan


  1. REDIRECTsaancha:nilais vishay se sanbandhit lekh padhean:-
  2. REDIRECTsaancha:nila band vijnan praangan, vijnan kosh

panne par jaean
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1 kisi vastu ke veg tatha usi madhyam mean evan unhian paristhitiyoan mean dhvani ke veg ke anupat ko kya kahate haian?

sthayitv sankhya
laiplas sankhya
okten sankhya
maik sankhya

2 jis siddhaant par aauptikal faibar kam karata hai, vah hai-

apavartan
prakirnan
poorn aantarik paravartan
vyatikaran

3 aise padarth jinamean samany avastha mean mukt ilektr aaun nahian hote, lekin vishesh paristhitiyoan, jaise uchch tap ya ashuddhi milane par ilektr aaun prapt kiye ja sakate haian, kya kahalate haian?

suchalak padarth
kuchalak padarth
achalak padarth
arddhachalak padarth

4 jab kuchh pani ka lagatar manthan kiya jata hai, tab usaka tap badh jata hai. is kriya mean-

ooshma oorja ka roopaantaran ooshmiy oorja mean hota hai
ooshmiy oorja ka roopaantaran ooshma oorja mean hota hai
yaantrik oorja ka roopaantaran ooshmiy oorja mean hota hai
ooshmiy oorja ka roopaantaran yaantrik oorja mean hota hai

5 jab koee nav nadi se samudr mean pravesh karati hai to-

tho di oopar ki or uth jati hai
tho di doob jati hai
oopar uthana ya doobana nav ke padarth par nirbhar karata hai
uparokt mean se koee nahian

6 haidrojan se bhara rab d ka gubbara vayu mean oopar jakar phat jata hai, kyoanki-

haidrojan ka bhar badh jata hai
haidrojan ka bhar ghat jata hai
vayudab badh jata hai
vayudab ghat jata hai

7 drav mean aanshik ya poornat: doobe hue kisi thos dvara prapt uchhal ki matra kis par nirbhar karati hai?

thos dvara hataye ge drav ki matra par
thos ke dravyaman par
thos ke bhar par
inamean se koee nahian

8 atyadhik shit rritu mean paha doan par pani ki paip lainean phat jati haian. isaka kya karan hai?

paip thandak se siku d jata hai
pani jamane ke karan paip siku d jata hai
paip mean pani jamane par phail jata hai
paip thandak pakar badh jate haian

9 laimp ki batti mean tel chadhata hai, kyoanki-

tel bahut halka hota hai
tel vashpashil hai
satah tanav ghatane ke karan
kaipilari kriya ke karan

10 maik aankoan ka prayog nimn mean se kisake veg ke sambandh mean kiya jata hai?

dhvani ka veg
jalayan ka veg
vayuyan ka veg
aantariksh yan ka veg

panne par jaean
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samany jnan prashnottari
rajyoan ke samany jnan


varnamala kramanusar lekh khoj

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