Subject

General Awareness

Class

SSCCGL Class 12

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 Multiple Choice QuestionsMultiple Choice Questions

59.

When a metal is heated in a flame, the electrons absorb energy and jump to higher energy state. On coming back to the lower energy state, they emit light, which we can observe in

  • Raman spectra

  • Absorption spectra

  • Emission spectra

  • Fluroescence


C.

Emission spectra

44 Views

51.

Which one of the following is responsible for the working of Newton's color disc experiment?

  • Formation of pure spectra

  • Formation of impure spectra

  • Persistence of vision

  • Principle of complementary colour


C.

Persistence of vision

82 Views

56.

Which among the following standard protocol is the most widely used by the Internet?

  • HTTP

  • TCP/IP

  • SMTP

  • SLIP


B.

TCP/IP

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53.

Who is the founder of quantum theory of radiation?

  • Einstein

  • Bohr

  • Plank

  • S N Bose


C.

Plank

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58.

Rutherford's scattering experiment proved the presence of

  • atoms in all matter

  • electrons in atoms

  • neutrons in atoms

  • nucleus in atoms


D.

nucleus in atoms

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52.

The dimension MLT-2 corresponds to

  • force

  • work done

  • acceleration

  • veolcity


A.

force

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55.

Which was the first electronic computer constructed at the Moore School of Engineering?

  • EOVAC

  • ONIVAC

  • ENIAC

  • EDSAC


C.

ENIAC

49 Views

57.

The outer skin most of the crustaceans are made up of a carbohydrate. This carbohydrate is

  • cellulose

  • galactose

  • chitin

  • starch


C.

chitin

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60.

Blood pressure may be increased by the excessive secretion of

  • Thyroxine

  • Testosterone

  • Estradiol

  • Estrol


B.

Testosterone

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54.

Fiber optics cable used in communication, works on the principle of

  • regular reflection of light

  • diffuse reflection of light

  • refraction of light

  • total internal reflection of light


D.

total internal reflection of light

44 Views