Exams


Q:

The mean of the data 1, 1/2, 1/2, 3/4, 1/4, 2, 1/2, 1/4, 3/4 is

A) 15/18 B) 13/18
C) 7/9 D) 8/9
 
Answer & Explanation Answer: B) 13/18

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Q:

What will be the value of the kinetic energy (Ek) of a moving body with mass m, if its speed is doubled from v to 2v?

A) 1/2 Ek B) 4 Ek
C) There will be no change in Ek D) 2 Ek
 
Answer & Explanation Answer: B) 4 Ek

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Filed Under: Physics
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Q:

When a compressed slinky is released it converts potential energy into

A) Heat energy B) Mechanical energy
C) Chemical energy D) Kinetic energy
 
Answer & Explanation Answer: D) Kinetic energy

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Q:

Which of the following is not a function of blood?

A) Transport of food materials B) Transport of oxygen
C) Transport of excretory materials D) None of these
 
Answer & Explanation Answer: D) None of these

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Filed Under: Biology
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Q:

If 'are you sam' = 'ri ai ki', 'all hate you' = 'vi li ri' and 'all are fake' = 'mi ai li' then which represents 'hate'?

A) ri B) li
C) vi D) ai
 
Answer & Explanation Answer: C) vi

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Filed Under: Coding and Decoding
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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.

 

The teacher said to me, "Stand here next to the podium."

A) The teacher tells to me to stand there next to the podium. B) The teacher told to me to have stood there next to the podium.
C) The teacher told me to stand there next to the podium. D) The teacher had told to me to have stood there next to the podium.
 
Answer & Explanation Answer: C) The teacher told me to stand there next to the podium.

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Filed Under: English
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Q:

Which of the following are highly compressible?

A) Solid B) Liquid
C) Gas D) Solid and Liquid
 
Answer & Explanation Answer: C) Gas

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Filed Under: Chemistry
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Q:

Who was the winner of 2017 Australian Grand Prix?

A) Sebastian Vettel B) Lewis Hamilton
C) Valtteri Bottas D) Kimi Raikkonen
 
Answer & Explanation Answer: A) Sebastian Vettel

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Filed Under: Honours and Awards
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