Questions

Q:

Which of the following salts is acidic in nature?

A) Sodium Carbonate B) Ammonium Phosphate
C) Magnesium Sulphate D) Sadium Acetate
 
Answer & Explanation Answer: A) Sodium Carbonate

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Q:

Which one of the following is lyophilic colloid?

A) Gold sol B) Smoke
C) Cloud D) Starch aqueous solution
 
Answer & Explanation Answer: D) Starch aqueous solution

Explanation:

Starch aqueous solution is a lyophilic colloidal solution.

 

Lyophilic colloids are liquid loving colloids.  When these colloids are mixed with suitable liquid high force of attraction exists between colloidal particles and liquid.

 

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Q:

In the following question, a sentence has been given in Active/Passive voice. Out of the four alternatives suggested, select the one which best
expresses the same sentence in Passive/Active voice.
He had kept up his training regimen for a month.

A) Keeping up the training regimen had been done by him for a month. B) For a month he has had been keeping his training regimen.
C) He is training and this has been kept for a month. D) His training regimen had been kept up by him for a month.
 
Answer & Explanation Answer: D) His training regimen had been kept up by him for a month.

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Q:

If O is the centroid and AD, BE and CF are the three medians of Δ ABC with an area of 96 cm2 then the area of Δ BOD in cm2 is

A) 8 B) 12
C) 16 D) 24
 
Answer & Explanation Answer: C) 16

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Q:

A shop keeper cheats to the extent of 10% while buying and selling fruits, by using tampered weights. His total gain, in %, is:

A) 21 B) 24
C) 22 D) 23
 
Answer & Explanation Answer: A) 21

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Q:

A word is represented by only one set of numbers as given in any one of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as shown in the given two matrices. The columns and rows of matrix-I are numbered from o to 4 and the matrix-II are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its column, for example, F can be represented by 13, 21 etc and Y can be represented by 97,98 etc. Similarly, you have to identify the set of the word 'TONE'

A) 34,75,23,75 B) 30,59,43,98
C) 14,75,23,69 D) 68,78,95,34
 
Answer & Explanation Answer: D) 68,78,95,34

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Q:

Find the odd words / letters / numbers from the given alternatives .

A) ACEG B) IKMO
C) FHJL D) TUWY
 
Answer & Explanation Answer: D) TUWY

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Q:

 If an object travels in a straight line and its velocity increases or decreases by equal amounts in equal intervals of time, then the acceleration of the object is said to be ______________.

A) linear B) uniform
C) translational D)
 
Answer & Explanation Answer: B) uniform

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