विज्ञान सामान्य ज्ञान  हिन्दी देवनागरी में पढ़ें।

samany gyan prashnottari
hindi    bhoogol    krishi    itihas    vigyan    arthashastr    samajashastr    shiksha    rajavyavastha    kampyootar    kala    rajaniti    chitr    mahabharat    ramayan    sharirik shiksha    nagarik shastr    khel    tarkik   fasabuk paheli
rajyon ke samany gyan


is vishay se snbndhit lekh padhen:- vigyan prangan, vigyan kosh

panne par jaen

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1. do samatal darpan ek-doosare se 60° ke kon par jhuke hain. inake bich rakhi ek gend ke bane pratibimbon ki snkhya kitani hogi?

char
panch
do
chh:

2. jal ke andar hava ka ek bulabula kis tarah bartav karata hai?

ek uttal lens
ek avatal lens
ek samatal plet
inamen se koee nahin
jab lens ko aise drav men dubaya jata hai, jisaka apavartanank lens ke apavartanank se adhik hai to aisi sthiti men fokas doori badh jati hai, jisase usaki kshamata ghat jati hai. isake sath-sath lens ki prakriti bhi badal jati hai. arthat uttal lens avatal ki bhanti aur avatal lens, uttal lens ki bhanti vyavahar karane lagata hai. isi prakar se jal ke andar ka hava ka bulabula uttal lens ke saman dikhaee deta hai, parantu vyavahar avatal lens ke saman karata hai.

3. ikaiyon ki samast vyavasthaon men kis ikaee ki matra saman hoti hai?

gurutvakarshan ke karan tvaran
vishisht gurutv
dabav
ghanatv

4. yadi koee manushy samatal darpan ki or 4 mitar/sekend ki chal se a raha hai, to darpan men manushy ka pratibimb kis chal se ata hua pratit hoga?

3 mitar/sekend
4 mitar/sekend
2 mitar/sekend
8 mitar/sekend

5. karon, trakon aur bason men draivar ki sit ke bagal men kaun-sa darpan laga hota hai?

uttal darpan
avatal darpan
samatal darpan
koee nahin

apake kul ank hai 0 / 0

panne par jaen

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samany gyan prashnottari
hindi    bhoogol    krishi    itihas    vigyan    arthashastr    samajashastr    shiksha    rajavyavastha    kampyootar    kala    rajaniti    chitr    mahabharat    ramayan    sharirik shiksha    nagarik shastr    khel    tarkik   fasabuk paheli
rajyon ke samany gyan


varnamala kramanusar lekh khoj

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