Questions

Q:

Sunspots appear dark because they are

A) hotter than the rest of the Sun's surface. B) more magnetic than the rest of the Sun's surface. 
C) cooler than the rest of the Sun's surface. D) None of the above
 
Answer & Explanation Answer: C) cooler than the rest of the Sun's surface.

Explanation:

Sunspots are a magnetic phenomenon on the Sun.

The reason a sunspot appears dark is that they are cooler than the rest of the Sun's surface and also the gas inside the spot where the magnetic field is strongest is only emitting about 1/4 as much light as from the rest of the solar surface. 

 

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Filed Under: Physics
Exam Prep: Bank Exams , CAT

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Q:

The instrument used to determine the rotation speed of a shaft is called

A) Speedometer B) Tachometer
C) Anemometer D) Chronometer
 
Answer & Explanation Answer: B) Tachometer

Explanation:
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Filed Under: Physics
Exam Prep: Bank Exams

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Q:

‘Altitude sickness’ is caused at high altitude due to

A) high partial pressure of oxygen B) low partial pressure of oxygen
C) low level of haemoglobin D) high partial pressure of carbon dioxide
 
Answer & Explanation Answer: B) low partial pressure of oxygen

Explanation:

Altitude sickness, the mildest form being acute mountain sickness (AMS), is the negative health effect of high altitude, caused by rapid exposure to low amounts of oxygen at high elevation.

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Filed Under: General Science
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Q:

In which month does the Earth's Perihelion position occur?

A) June B) January
C) September D) March
 
Answer & Explanation Answer: B) January

Explanation:
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Filed Under: Indian Geography
Exam Prep: Bank Exams

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Q:

Read each sentence to find out whether there is any error in any underlined part and indicate your response in the Answer Sheet against the corresponding letter i.e., (a) or (b) or (c). If you find no error, your response should be indicated as (d).

A) The peon B) has not sweeped
C) the floor today. D) No error
 
Answer & Explanation Answer: D) No error

Explanation:

The given sentence is grammatically correct and there is no error.

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Filed Under: English
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Q:

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.
Neha said, "Need I write a letter?"

A) Neha asked if she have to write a letter. B) Neha asked if she had been writing a letter.
C) Neha asked of writing a letter. D) Neha asked if she had to write a letter.
 
Answer & Explanation Answer: D) Neha asked if she had to write a letter.

Explanation:
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Filed Under: English
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Q:

Which of the following elements has the lowest melting point?

A) Helium B) Potassium
C) Tungsten D) Sulphur
 
Answer & Explanation Answer: A) Helium

Explanation:
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Filed Under: Chemistry
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Q:

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

The scenario _________________ dramatically today. We have the ___________________ of powerful Internet monopolies that are much bigger ________________ the telcos. Not surprisingly, these companies now see the _______________ of monopoly. They would like to combine with telcos to create monopolies for their platforms, ensuring that they control the future of the Internet and freeze their competition ____________.


Not surprisingly, these companies now see the _______________ of monopoly.

A) virtues B) respectability
C) trust D) innocence
 
Answer & Explanation Answer: A) virtues

Explanation:
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Filed Under: English
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