In 1850, the first experimental electric telegraph line in India was set up between Calcutta and which place ? a) Diamond Harbor b) Darjeeling c) Murshidabad d) Dhaka



Ques for 25 lakh: In 1850, the first experimental electric telegraph line in India was set up between Calcutta and which place ?

a) Diamond Harbor
b) Darjeeling
c) Murshidabad
d) Dhaka

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