General Knowledge - Mock Test 144

Question 1431

who's the first astronaut in space?

A) Valentina Tereshkova B) Neil Armstrong C) Rakesh Sharma D) Seymour Cray

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Question 1432

In Global Peace Index 2018 India ranks ___?

A) 131th B) 133th C) 136th D) 138th

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Question 1433

Sodium metal is kept under?

A) Kerosene B) Petrol C) Alcohol D) Water

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Question 1434

In which of the following activities silicon carbide is used?

A) Making cement and glass B) Cutting very hard substances C) Disinfecting water of ponds D) Making casts for statues

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Question 1435

Medium wave broadcast is used for?

A) Regional service B) Overseas communication services C) National service D) International service

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Question 1436

Which of the following substances is a bad conductor of electricity but a good conductor of heat?

A) Asbestos B) Mica C) Purspecks D) Celluloid

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Question 1437

The filament of an electric bulb is made of?

A) Iron B) Tungsten C) Graphite D) Nichrome

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Question 1438

Heavy water is?

A) Rain water B) Deuterium oxide C) Water at- 4° C D) Tritium oxide

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Question 1439

The gas used in different types of welding would include?

A) Oxygen and acetylene B) Oxygen, hydrogen, acetylene and nitrogen C) Oxygen and hydrogen D) Oxygen, acetylene and argon

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Question 1440

Which of the following metals remains in liquid form under normal conditions?

A) Mercury B) Radium C) Uranium D) Zinc

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