Timed Challenge - Answer & Submit | GK Mania

1 What is the Hall-Héroult process for?

A) Copper refining

B) Aluminum smelting

C) Glass blowing

D) Steel making

2 What is the critical temperature of water?

A) 100°C

B) 273°C

C) 500°C

D) 374°C

3 What element has symbol B?

A) Beryllium

B) Boron

C) Bismuth

D) Barium

4 What particle has zero rest mass and carries light?

A) Neutrino

B) Gluon

C) Meson

D) Photon

5 What is the atomic number of gold?

A) 79

B) 82

C) 80

D) 78

6 What is the approximate age of the Earth?

A) 2.5 billion years

B) 4.5 billion years

C) 1.0 billion years

D) 6.5 billion years

7 What element has symbol Si?

A) Sodium

B) Silver

C) Silicon

D) Sulfur

8 What type of lens is in a magnifying glass?

A) Concave

B) Flat

C) Prism

D) Convex

9 What is the principle of equipartition of energy?

A) Energy is distributed equally

B) Only kinetic energy matters

C) All energy goes to one mode

D) Energy is never shared

10 What particle was predicted by Dirac in 1928?

A) Pion

B) Neutrino

C) Positron

D) Muon

Quiz

1 What is the Hall-Héroult process for?

2 What is the critical temperature of water?

3 What element has symbol B?

4 What particle has zero rest mass and carries light?

5 What is the atomic number of gold?

6 What is the approximate age of the Earth?

7 What element has symbol Si?

8 What type of lens is in a magnifying glass?

9 What is the principle of equipartition of energy?

10 What particle was predicted by Dirac in 1928?

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Quiz

1 What is the Hall-Héroult process for?

2 What is the critical temperature of water?

3 What element has symbol B?

4 What particle has zero rest mass and carries light?

5 What is the atomic number of gold?

6 What is the approximate age of the Earth?

7 What element has symbol Si?

8 What type of lens is in a magnifying glass?

9 What is the principle of equipartition of energy?

10 What particle was predicted by Dirac in 1928?

Navigator

Quiz Results