Practice Question and Answer

Q:

The circle-graph given here shows the spending of a country on various sports during a particular year. Study the graph carefully and answer the question given below it.


How much percent is less spent on Football than that on Cricket?

1806 0

  • 1
    $$\left(22{2\over9} \right)\ $$%
    Correct
    Wrong
  • 2
    27%
    Correct
    Wrong
  • 3
    $$33{1\over 3}\%$$
    Correct
    Wrong
  • 4
    30%
    Correct
    Wrong
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Answer : 3. "$$33{1\over 3}\%$$ "

Q:

Who won the FIDE Open category of the London Chess Classic?

1806 1

  • 1
    Pentala Harikrishna
    Correct
    Wrong
  • 2
    Krishnan Sasikiran
    Correct
    Wrong
  • 3
    Viswanathan Anand
    Correct
    Wrong
  • 4
    R. Praggnanandhaa
    Correct
    Wrong
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Answer : 4. "R. Praggnanandhaa"

Q:

4th All India Police Judo Cluster Championship 2019 is being organized at which city?

1806 0

  • 1
    Chandigarh
    Correct
    Wrong
  • 2
    Mumbai
    Correct
    Wrong
  • 3
    New Delhi
    Correct
    Wrong
  • 4
    Kolkata
    Correct
    Wrong
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Answer : 3. "New Delhi"

Q: World Youth Skills Day is observed on _____ ? 1806 0

  • 1
    16 July
    Correct
    Wrong
  • 2
    14 July
    Correct
    Wrong
  • 3
    13 July
    Correct
    Wrong
  • 4
    15 July
    Correct
    Wrong
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Answer : 4. "15 July"
Explanation :

Answer: D) 15 July Explanation: The United Nations General Assembly in November 2014 declared 15th July as World Youth Skills Day. This day is celebrated all over the world to raise the awareness about the issue of unemployment among youth.  Theme for the year 2017 is Skills for All.

Q: Which compound is a nonelectrolyte? 1806 0

  • 1
    C2H6O
    Correct
    Wrong
  • 2
    HCl
    Correct
    Wrong
  • 3
    Na2CO3
    Correct
    Wrong
  • 4
    NaCl
    Correct
    Wrong
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Answer : 1. "C2H6O"
Explanation :

Answer: A) C2H6O Explanation: C2H6O is a Non-electrolyte.   An electrolyte is a compound that conducts an electric current when it is in an aqueous solution or melted. In order to conduct a current, a substance must contain mobile ions that can move from one electrode to the other. All ionic compounds are electrolytes. When ionic compounds dissolve, they break apart into ions which are then able to conduct a current ( conductivity ). Even insoluble ionic compounds such as CaCO 3 are electrolytes because they can conduct a current in the molten (melted) state.   A nonelectrolyte is a compound that does not conduct an electric current in either aqueous solution or in the molten state. Many molecular compounds, such as sugar or ethanol, are nonelectrolytes. When these compounds dissolve in water, they do not produce ions.   Electrolytes are of 3 types ---- Strong Electrolytes, Weak Electrolytes and Non Electrolytes.   Strong Electrolytes ---- Compounds which completely dissolves. ( NaCl, Na2Co3, HCl ) Weak Electrolytes ----- Compounds which do not completely dissolves. Non Electrolytes ------ Compounds which do not dissolves at all.

Q:

Which of the following festivals are held in Bundi?

1806 0

  • 1
    Summer Festival
    Correct
    Wrong
  • 2
    Gangaur
    Correct
    Wrong
  • 3
    Kajali Teejotsav
    Correct
    Wrong
  • 4
    Walloon Festival
    Correct
    Wrong
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Answer : 3. "Kajali Teejotsav"

Q: A motorboat takes half time to cover a certain distance downstream than upstream. What is the ratio between rate of current and rate of boat in still water? 1806 0

  • 1
    1 : 3
    Correct
    Wrong
  • 2
    3 : 2
    Correct
    Wrong
  • 3
    2 : 3
    Correct
    Wrong
  • 4
    3 : 1
    Correct
    Wrong
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Answer : 1. "1 : 3"
Explanation :

Answer: A) 1 : 3 Explanation: Let the speed of the boat in still water is 'w' Speed of the current is 'c' Let the distance between two places is 'd' According to the question, motorboat takes half time to cover a certain distance downstream than upstream. dw+c = 12dw-c => 2w - 2c = w + c => w = 3c => c : w = 1 : 3   Hence, the ratio between rate of current(c) and rate of boat in still water(w) = 1 : 3

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