Q11.Which device is used for measuring the depth of Ocean?
Q12.Study of universe is called?
Q13.How many seats are there in Rajya sabha?
Q14.Who invented electric chair?
Ans-Alfred P southwick
Q15.Who wrote “Live a life less ordinary”?
Q16.K shrikanth is associated with which match?
Q17.Who build the world famous Konark sum temple in Orissa?
Q18.Who for the 1st time found nitrogen gas?