International News-Scientific and Technological Developments [Current Affairs]: Questions 398 - 400 of 402

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Question 398

Scientific and Technological Developments
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Question

MCQ▾

Consider the following statements about the blackest material created by the MIT Engineers:

i) The material has been created from a vertically aligned carbon nanotubes, or CNTs microscopic filaments of carbon that the team grew on a surface of chlorine-etched aluminum foil.

ii) The material has been created from a vertically aligned carbon nanotubes, or CNTs microscopic filaments of carbon that the team grew on a surface of chlorine-etched Copper foil.

iii) The Foil has been found to capture more than 99.96 per cent of any incoming light.

Choose the incorrect statement/statements

Choices

Choice (4)Response
a.ii
b.i
c.i and iii
d.ii and iii

Question 399

Scientific and Technological Developments
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Question

MCQ▾

Consider the following statements about the Cryodrakon boreas:

i) Cryodrakon boreas has been identified in Western Canada.

ii) It has a wingspan of 10m and weight about 250kg.

iii) It has a wingspan of 20m and weight about 350kg.

iv) This species is believed to have lived over 87 million years ago.

Choose the correct statement/statements:

Choices

Choice (4)Response
a.ii and iii
b.iii and iv
c.i and ii
d.i, ii, iii and iv

Question 400

Scientific and Technological Developments
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Question

MCQ▾

Whi Which of the following software giant have recently launched an e-platform named ‘project reweave’? ch of the following software giant have recently launched an e-platform named ‘project reweave’?

Choices

Choice (4)Response
a.IBM
b.Google
c.Microsoft
d.Facebook