Who invented the contact lens?
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Which of the following man has been honoured with ‘Uttam Jeevan Raksha Padak’ the second-highest Gallantry award for civilians?
To whom the Nobel Prize in Physiology or Medicine 2016 was awarded?
Who was the first to score a perfect 10 in Olympics in gymnastics?
The perimeter of two similar triangles ABC and PQR are 36 cms and 24 cms respectively. If PQ = 10 cm then the length of AB is
A solid sphere of diameter 17.5 cm is cut into two equal halves. What will be the increase (in cm2) in the total surface area?
Nikhil is 8 yr younger than his brother Rohan . How old will Rohan be when he is twice as old as Nikhil ?
'Do or Die' is associated with which of the movements in India's freedom struggle