MEDIUM
Rajasthan RSMSSB Gram Vikas Adhikari VDO
IMPORTANT
Earn 100

Who invented Telescope?
(a)Jean Piaget
(b)John Harrison
(c)Johann Vaaler
(d)Hans Lipperhey

50% studentsanswered this correctly

Important Questions on Scientists and Their Inventions
MEDIUM
Rajasthan RSMSSB Gram Vikas Adhikari VDO
IMPORTANT
Who invented Chloroform as an anaesthetic?

MEDIUM
Rajasthan RSMSSB Gram Vikas Adhikari VDO
IMPORTANT
Who invented the Atomic Bomb?

EASY
Rajasthan RSMSSB Gram Vikas Adhikari VDO
IMPORTANT
Who invented the Microphone?
