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The capital city of Ahmedabad was built by Ahmad Shah on the old site of
Among the following kingdoms of medieval India, which one was founded earliest?
Which one of the following ancient Mahajanapadas was located on the bank of Yamuna?
Who was the founder of the main branch of north Panchalas?
Conversion of chemical energy into electrical energy occure in
(b) Atomic bombs
(d) Electric heaters
Permanent magnet can be made from
The unit of electrical power is
(a) Kilowatt hour
Which one of the following is used in storage batteries?