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Q:

Depth of ocean is measured by

A) Animometer B) Aerometer
C) Siesmometer D) Fathometer
 
Answer & Explanation Answer: D) Fathometer

Explanation:

Fathometer is used to measure the depth of the ocean.

depth_of_ocean_is_measured_by1542975982.jpg image

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Filed Under: Physics
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Q:

A voltaic cell converts chemical energy to

A) Heat energy B) Electrical energy
C) Mechanical energy D) Light energy
 
Answer & Explanation Answer: B) Electrical energy

Explanation:

A galvanic cell is also known as voltaic cell provides electrical energy from the chemical energy.

 

a_voltaic_cell_converts_chemical_energy_to1558088421.png image

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Filed Under: Physics
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Q:

Thermoplastic materials are those materials which

A) Do not become hard with the application of heat and pressure and no chemical change occurs B) Are flexible and can withstand considerable wear under suitable conditions
C) Are formed into shape under heat and pressure and results in a permanently hard product D) Are used as a friction lining for clutches and brakes
 
Answer & Explanation Answer: A) Do not become hard with the application of heat and pressure and no chemical change occurs

Explanation:

Thermoplastic materials is a type of plastic material that can be cooled and heated several times without any change in their chemistry or mechanical properties.

 

Examples of Thermoplastic ::

 

  • polyethylene,
  • polypropylene,
  • polyvinyl chloride,
  • polystyrene,
  • polybenzimidazole,
  • acrylic,
  • nylon and
  • teflon
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Filed Under: Physics
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Q:

The disease Goitre is caused in persons who do not have in their diet sufficient

A) calcium B) sodium
C) iodine D) iron
 
Answer & Explanation Answer: C) iodine

Explanation:

Goitre is characterized by the swelling of the neck region. This is due to the enlargement of the thyroid gland which secretes hormone thyroxine. Thyroxine has iodine as an integral part of it. If there is not sufficient iodine in one's  diet, the thyroid gland swells up.

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Filed Under: Biology

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Q:

 Which of the following is an advantage of partitioning?

A) Complexity B) Inconsistent access speed
C) Extra space D) Security
 
Answer & Explanation Answer: D) Security

Explanation:
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Filed Under: Database

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Q:

Who is a more senior creditor, a bondholder or stockholder?

Answer

According to the classification, the claim of bond holder should be accounted first. After fulfilling all the claims of bond holder company should look after the stock holder.

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Subject: Finance

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Q:

Frequently used marks of punctuation is

A) Semicolon B) Full stop
C) Comma D) apostrophe
 
Answer & Explanation Answer: C) Comma

Explanation:

The comma ( , ) is a punctuation mark in English which is most frequently used.

 

It is perhaps also the most abused and misused punctuation mark among all.

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Filed Under: English
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Q:

As per the news reports, MTNL recently launched its 3G service and became the first telecome operator to launch the same in India. What is the full form of 'G' in 3G

A) Global B) Generation
C) Growth D) Gravity
 
Answer & Explanation Answer: B) Generation

Explanation:
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Filed Under: Indian Economy

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