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Pakistan's MCQ Practice Library for Competitive Exams

mcqpk.com helps students and job candidates practise multiple-choice questions by subject, then build a free test to check what they have learned.

Questions are reviewed over time, but syllabuses and factual answers can change. Always confirm important information with the relevant official source.

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Recently added practice questions

6141. Role conflicts tend to occur______________?
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A. because we must fulfill several demanding roles simultaneously

B. over scarce resources

C. all of the above

D. within aggregates

6142. Role and status are two aspects of same____________?
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A. None of these

B. Situation

C. Phenomenon

D. personality

6144. Robert Merton,s contributions to sociology include______________?
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A. an analysis of deviant behavior that focuses on societal goals and means

B. all of the above

C. an attempt to bring macro- and micro

D. successfully combining theory and research

6145. Robbery become dacoity when it is committed by________________?
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A. Seven or more persons

B. None of these

C. Five or more persons

D. Two or more persons

6146. RNA contains_____________________?
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A. 4 carbon sugars

B. 6 carbon sugars

C. 5 carbon sugars

D. 3 carbon sugars

6147. RNA contains__________________?
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A. Argenine

B. Cystine

C. Uracil

D. Thymine

6148. River training for depth is achieved by_______________?
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A. groynes

B. construction of dykes or leavees

C. both (A) and (B)

D. groynes and bandalling
6151. Rittingers crushing law states that_____________________?
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A. For a given machine and feed, crushing efficiency is dependent on the size of the feed &

B. Work required to form a particle of any size is proportional to the square of the surface to

C. Work required to form a particle of a particular size is proportional to the square root of the

D. face to volume ratio of the product

E. Work required in crushing is proportional to the new surface created

F. ume ratio of the product

6152. Rising promotion costs and shrinking profit margins are the result of ___________.
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A. Changing technology

B. Deregulation

C. Heightened competition

D. Globalization

6154. Rise time is defined by the interval when____________?
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A. gate current rises from 90 % to 100 % of it final value

B. anode voltage drops from 90 % to 10 % of its initial value

C. anode current rises 10 % to 90 % of its final value

D. both B and C
6155. Rise of water table above the ground surface causes________________?
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A. increase in pore water pressure but decrease in total stress

B. equal increase in pore water pressure and total stress

C. equal decrease in pore water pressure and total stress

D. decrease in pore water pressure but increase in total stress

6156. Ripple factor is the ratio of______________________?
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A. Rms value of the ac component of load voltage to the dc voltage

B. Peak value of the dc component of load voltage to the ac voltage

C. Average value of the ac component of load voltage to the peak value of voltage

D. Average value of the dc component of load voltage to the ac voltage

6158. Rill : Stream : : Pony : ____________?
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A. Mule

B. Horse

C. Donkey

D. Mare

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  1. Choose a subject from the navigation or subject directory.
  2. Work through the questions and compare each option with the marked answer.
  3. Use the online quiz to practise a mixed or subject-specific set.
  4. Report a doubtful answer so it can be reviewed and corrected.

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