Questions

Q:

Gear Lapping is an operation

A) for gear reconditioning B) prior to heat treatment
C) after heat treatment D) None of the above
 
Answer & Explanation Answer: C) after heat treatment

Explanation:

Gear Lapping is an operation after heat treatment. Gear lapping is the process of imparting a very fine finish and high degree of accuracy to gear teeth, by using a lapping tool and applying a fine-grained abrasive between a work material and a closely fitting surface, called a lapping plate.

Gear_Lapping_is_an_operation1554186430.jpg image

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Q:

Which one of the following breeds of sheep has been imported to increase wool production in india ?

A) Chokla B) Magra
C) Bellary D) Merino
 
Answer & Explanation Answer: D) Merino

Explanation:
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Q:

What are the rungs of the DNA ladder made of?

A) phosphates and sugars B) nitrates and sugars
C) nitrates and phosphates D) sugars and hydrates
 
Answer & Explanation Answer: C) nitrates and phosphates

Explanation:

The rungs or the sides of the DNA ladder is made of Deoxyribose, which is a pentose, and a phosphate group are the two molecules together form the two sides of the DNA i.e, A sugar (deoxyribose) and a phosphate.

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Q:

Plants are green because they

A) Refract green light B) Absorbs green light
C) Reflects green light D) Do not absorb ultra violet light
 
Answer & Explanation Answer: C) Reflects green light

Explanation:
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Q:

Who amongst the following is the author of the book " We the People"?

A) Morarji Desai B) Khushwant Singh
C) Arun Gandhi D) Nani Palkhivala
 
Answer & Explanation Answer: D) Nani Palkhivala

Explanation:
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Q:

Thermal energy is caused by the motion of

A) atoms B) molecules
C) Both A & B D) None of the above
 
Answer & Explanation Answer: C) Both A & B

Explanation:

Thermal energy is caused by the motion of atoms and molecules in the matter.

Thermal_energy_is_caused_by_the_motion_of1556262535.jpg image

 

  1. Thermal energy is an example of kinetic energy, as it is due to the motion of particles, with motion being the key.
  2. Thermal energy results in an object or a system having a temperature that can be measured.
  3. Thermal energy can be transferred from one object or system to another in the form of heat.
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Q:

Which newspaper claims to carry "all the news that is fit to print"?

Answer

The New York Times

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Q:

In order to give impetus to agriculture which of the following states has launched Contract Farming Scheme?

A) Jammu & Kashmir B) Orissa
C) West Bengal D) Haryana
 
Answer & Explanation Answer: D) Haryana

Explanation:
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