Questions

Q:

The depletion in Ozone layer is caused by ___________ .

A) Nitrous oxide B) Carbon dioxide
C) Chlorofluorocarbons D) Methane
 
Answer & Explanation Answer: C) Chlorofluorocarbons

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Filed Under: Chemistry

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Q:

The pH of a solutiion is 3. When its pH changes to 6, then H+ ion concentration

A) increases 2 times B) increases 3 times
C) decreases 1000 times D) decreases 100 times
 
Answer & Explanation Answer: C) decreases 1000 times

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Filed Under: Chemistry
Exam Prep: Bank Exams

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Q:

If the average total cost are Rs 54, average variable cost is Rs 36 and quantity produced is 2500 units, find the total fixed costs (in Rs) of the firm?

A) 30000 B) 15000
C) 45000 D) 60000
 
Answer & Explanation Answer: C) 45000

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Filed Under: Indian Economy
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Q:

The main effect of Direct Taxes is on

A) Food prices B) Consumer goods
C) Capital goods D) Income
 
Answer & Explanation Answer: D) Income

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Q:

The ratio of the ages of man and his wife is 4:3. After 4 years, the ration will be 9:7. If at the time of marriage, the ratio was 5:3, how many years agowere they married?

A) 12 B) 24
C) 5 D) 8
 
Answer & Explanation Answer: A) 12

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Q:

Ghatotkacha (who ruled in the years 290–305 B.C.) was a king from which dynasty?

A) Gupta Dynasty B) Kanva Dynasty
C) Shunga Dynasty D) Maurya Dynasty
 
Answer & Explanation Answer: A) Gupta Dynasty

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Filed Under: Indian History
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Q:

If X2+4y2+z2-4x-2z+5-0, then find the value of y15+x5z14

A) 32 B) 46
C) 58 D) 60
 
Answer & Explanation Answer: A) 32

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Q:

What is the direction of torque?

A) Perpendicular to the direction of applied force B) Same as the direction of applied force
C) Opposite to the direction of applied force D) Parallel to the radius
 
Answer & Explanation Answer: A) Perpendicular to the direction of applied force

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Filed Under: Physics
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