Questions

Q:

Under which conditions are gases most soluble in water?

A) low pressure and low temperature B) low pressure and high temperature
C) high pressure and low temperature D) high pressure and high temperature
 
Answer & Explanation Answer: C) high pressure and low temperature

Explanation:

Henry's Law tells that the solubility of a gas is directly proportional to the partial pressure of the gas above the solvent. Hence under high pressure, more gas is dissolved.

Also that Henry's Law involves a constant which is temperature-dependent. Under high temperatures, less gas is dissolved whereas under low temperatures, more gas is dissolved.

 

For Example ::  

You can think of a can of soda. The contents are under pressure and if you shake the can before opening, the soda fizzes out all over as you open it. So the higher the pressure, the more gas or more CO2 can be dissolved in the drink.

Eliminate choices 1 and 2. Now focus on the temperature. Soda goes flat (loses carbonation or gas) as it warms up. Soda is usually served cold because more of the carbonation or CO2 stays in the drink when the soda is cold.

 

Hence, in high pressure and low temperature conditions gases are most soluble in water.

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Filed Under: Chemistry
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Q:

If you are going to a site you use often, instead of having to type in the address every time, you should_______

A) Save it as a file B) Make a copy of it
C) Bookmark it D) None of these
 
Answer & Explanation Answer: C) Bookmark it

Explanation:
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Filed Under: Computer
Exam Prep: Bank Exams

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Q:

The number of members included in the Constitution Drafting Committee was

A) Seven B) Nine
C) Eleven D) Thirteen
 
Answer & Explanation Answer: A) Seven

Explanation:
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Filed Under: Indian Politics

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Q:

What is the India’s GDP growth predict for Financial Year 2017-18, according to the Economic Survey of India (ESI) 2016-17 ?

A) 6.25 % to 7.5% B) 6.55 % to 7.25%
C) 6.55 % to 7.5% D) 6.75 % to 7.5%
 
Answer & Explanation Answer: D) 6.75 % to 7.5%

Explanation:

The Economic Survey for 2016-17, which is recently tabled by Finance Minister Arun Jaitley in Parliament, has expected India’s GDP growth estimation to be in 6.75 % to 7.5% for Financial Year 2017-18.

 

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Filed Under: Indian Economy

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Q:

What is another name for the governor of a state?

A) Chief Executive B) Attorney General
C) Secretary of the State D) Vice Pesident
 
Answer & Explanation Answer: A) Chief Executive

Explanation:

Another name for the governor of the state is Chief Executive of the state.

And we also know that, The attorney general is the head of the US Department of Justice, The vice president is just under the president of the US and The secretary of state is the head of the US Department of State.

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Q:

Complete the missing Number Puzzle?

Numberpuzzle21532064729.jpg image

A) 40 B) 52
C) 89 D) 96
 
Answer & Explanation Answer: D) 96

Explanation:

Here in the given number puzzle, the given numbers follows a pattern that 

1 + 4 = 5 => 1 x 4 + 1 = 4 + 1 = 5 

2 + 5 = 12 => 2 x 5 + 2 = 10 + 2 = 12   

3 + 6 = 21 => 3 x 6 + 3 = 18 + 3 = 21 

Similarly, 

8 + 11 = 96 => 8 x 11 + 8 = 88 + 8 = 96  

Hence, the missing number in the given number puzzle is 96.

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Filed Under: Number Puzzles
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Q:

Improve the bracketed part of the sentence.

Any bad habit must be nipped (on) the bud.

A) on B) in
C) off D) no improvement
 
Answer & Explanation Answer: B) in

Explanation:
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Filed Under: English
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Q:

Who presided over the cabinet mission?

A) Strafford Cripps B) Clement Attlee
C) V Alexander D) Sir P Lawrence
 
Answer & Explanation Answer: D) Sir P Lawrence

Explanation:

The United Kingdom Cabinet Mission of 1946 came to India aimed to discuss the transfer of power from the British government to the Indian leadership, with the aim of preserving India's unity and granting it independence.

 

Sir P Lawrence presided over the cabinet mission which was formulated at the initiative of Clement Attlee, the Prime Minister of the United Kingdom.

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Filed Under: Indian History
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