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Everyday Science Questions & Answers Section 170

This is the 170 section from Everyday Science. These questions and answers will be from Polio, Red Cells, Oxygen, Hydrogen, Satellites, Mechanical Energy and Electrical Energy.

Ques No.1: Polio is a _________.

Ans: viral disease

Ques No.2: In a normal healthy body, the number of red cells or erythrocytes in _________.

Ans: each cubic millimetre of blood is 5.0 m

Ques No.3: Heavy water consists of ___________.

Ans: Oxygen and heavy hydrogen

Ques No.4: The elements which emit radiations have atomic number greater than _____.

Ans: 82

Ques No.5: The minimum velocity required to escape from the gravitational pull is _________.

Ans: 11.2 km/s

Ques No.6: The satellites which revolve in such an orbit, so that they move with earth rotation are called ___________.

Ans: Geo-stationary satellites

Ques No.7: ________ is a device that converts Mechanical energy into electrical energy.

Ans: Dynamo

Ques No.8: _________ are the fine strands of Glass.

Ans: Optical fibres

Ques No.9: One horse power is equal to __________.

Ans: 746 watts

Ques No.10: Ordinary light spreads in all __________.

Ans: directions

Read more:

Everyday Science Questions & Answers Section 171
Everyday Science Questions & Answers Section 172
Everyday Science Questions & Answers Section 173
Everyday Science Questions & Answers Section 174
Everyday Science Questions & Answers Section 175

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