Multiple choice question

cgqfodYih; cgqfodYih; iz'uA
iz'uA
bdkbZ&2
bdkbZ&2
¼ijek.kq ¼ijek.kq lajpuk½
lajpuk½
(Atomic Structure)
cgqfodYih; iz'uA Multiple choice question
1 1 vad vad okys okys okys iz'u
iz'u
1 vkblksVksIl ¼leLFkkfud½ ds fHkUu Hkkj gksus dk dkj.k gS&
(a) bySDVªku rFkk izksVku cjkcj la[;k esa gksuk
(b) bySDVªkuksa dh la[;k ls izksVku la[;k dk de gksuk
(c) izksVkuksa dh la[;k ls bysDVªkuksa dh la[;k dk de gksuk
(d) U;wVªku dh la[;k dk fHkUu gksuk
Different weights of Isotopes are due to–
(a) Number of electronms and protones are same
(b) Number of protones is less than number of electrones
(c) Number of electrons is less than number of protones
(d) Number of neutrons are different
2 leHkkfjdksa esa gksrk gS& (Isobass have)–
(a) leku Hkkj ,oa leku ijek.kq Øekad
(b) leku Hkkj ijUrq fHkUu ijek.kq Øekad
(c) fHkUu Hkkj rFkk fHkUu ijek.kq Øekad
(d) buesa ls dksbZ ugha
(a) Same mass and same atomic number
(b) Same mass but different atomic number
(c) Different mass and different atomic number
(d) None of these
3 Mh&czkxyh lehdj.k gS&
(a) hv = mc 2 (b) λ = h — mc 2—
(c) λ = h — mv —, h — p
7
(d) buesa ls dksbZ ugha
bdkbZ bdkbZ ij ij vkoafVr
vkoafVr
vad&05
vad&05