Questions

Q:

Exerts a force on anything that has an electric charge

A) Electric field B) Electrostatic force
C) Inductive field D) All of the above
 
Answer & Explanation Answer: A) Electric field

Explanation:
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Q:

The mechanism of material removal in EDM process is

A) Erosion and Cavitations B) Cavitations and Evaporation
C) Melting and Evaporation D) Melting and Corrosion
 
Answer & Explanation Answer: C) Melting and Evaporation

Explanation:

Electrical discharge machining (EDM), also known as spark machining, spark eroding, burning, die sinking, wire burning or wire erosion, is a manufacturing process whereby a desired shape is obtained by using electrical discharges.

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Q:

Which physical quantity is measured in 'siemens'?

A) Electric potential B) Electrical conductance
C) Magnetic flux D) Refractive index
 
Answer & Explanation Answer: B) Electrical conductance

Explanation:
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Q:

Which process occurs inside the chloroplasts?

A) Photosynthesis B) Glycolysis
C) Oxidation D) None of the above
 
Answer & Explanation Answer: A) Photosynthesis

Explanation:

The process that occurs inside the chloroplasts is photosynthesis. The light from the sun is obserbed and combining with water and CO2, plants prepare food for the plants.

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Q:

Who has Indian gymnast become the first Indian to win an individual medal at the Gymnastics World Cup?

A) Dipa Karmakar B) Swati Narang
C) Veenita Kumari D) Aruna Budda Reddy
 
Answer & Explanation Answer: D) Aruna Budda Reddy

Explanation:

Aruna Budda Reddy has created history by becoming the first Indian to win an individual medal at the Gymnastics World Cup in Melbourne, Australia. She clinched a Bronze medal in the Women’s Vault.

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Q:

Who is the first richest person in India?

A) Mukesh Ambani B) Azim Premji
C) Dilip Shangvi D) Lakshmi Mittal
 
Answer & Explanation Answer: A) Mukesh Ambani

Explanation:

According to 2018 January reports, Mukesh Ambani is the first richest person in India being 18th in the world, followed by Azim Premji and S.P. Hinduja in second and third places.

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Q:

The force that generates wind is

A) Gravity force B) Pressure gradient force
C) Coriolis force D) Centrifugal force
 
Answer & Explanation Answer: B) Pressure gradient force

Explanation:

Wind is the flow of gases on a large scale. On the surface of the Earth, wind consists of the bulk movement of air. The force that generates wind is called as Pressure gradient force.

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Q:

What factors contribute to global winds?

A) Coriolis Effect B) Convection Cells
C) Uneven warming of the earth by the sun D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

All of the factors that contribute to global winds are 

1) Uneven warming of the earth by the sun
2) Coriolis Effect
3) Convection Cells

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