SSC SSC JE Electrical 2025 Mock Test Series (Paper 1 & Paper 2) General Knowledge

ଇଲେକ୍ଟ୍ରିକ୍ ବଲ୍ବ କିଏ ଉଦ୍ଭାବନ କରିଥିଲେ ?

1
ଆଲବର୍ଟ ଆଇନଷ୍ଟାଇନ 
2
ଆଇଜାକ୍ ନ୍ୟୁଟନ୍  
3
ଥୋମାସ୍ ଆଲଭା ଏଡିସନ 
4
ଆଲେକ୍ସଜାଣ୍ଡାର୍ ଗ୍ରାହାମ୍ ବେଲ୍  
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