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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

4461. The importance of diffusion in a catalyst are increased by ____________________?
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A. All A., B. and C.

B. An active surface of the catalyst

C. Large catalyst particle size

D. Small pore diameter

4465. The ignition coil in diesel engines produces voltage of the order of________________?
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A. 20,000 volts

B. 80,000 volts

C. 6 to 12 volts

D. 1000 volts

E. 240 volts

4466. The IGBT resulted in higher switching speed and lower energy losses. It can be used for___________?
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A. Induction heating system

B. All of these

C. Constant voltage and frequency power supplies

D. Uninterruptible power supplies

4467. The idiom A bolt from blue means?
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A. Good news

B. Sudden News

C. Expected misfortune

D. Unexpected misfortune
4468. The idiom Pass the buck means?
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A. keep something in hand

B. To evade responsibility

C. Come to know someones secrets

D. To Warn

4469. The ideology of ageism__________________?
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A. asserts that the very young and the very old are inferior

B. applies only to the old

C. prevails only in the U.S

D. has little impact on the society

4470. The ideology of ageism__________________?
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A. has little impact on the society

B. prevails only in the U.S

C. asserts that the very young and the very old are inferior

D. applies only to the old

4474. The ideal efficiency of simple gas turbine cycle depends on________________?
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A. minimum cycle temperature

B. maximum cycle temperature

C. none of the above

D. all of the above

E. pressure ratio
4475. The ideal efficiency of a Brayton cycle with regeneration, with increase in pressure ratio will______________?
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A. remain unchanged

B. decrease

C. increase/decrease depending on ap-plication

D. unpredictable

E. increase

4478. The idea of private property emerged:
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A. After people started leading settled life

B. After the industrial revolution

C. After the glorious revolution

D. After the creation of the state

4479. The idea generation stage in new product development process does not include?
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A. on-boarding

B. internal idea sources

C. crowd sourcing

D. external idea sources

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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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