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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

3001. To get the speed of D.C, motor below the normal without wastage of electrical energy is used?
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A. Ward Leonard control

B. any of the above method

C. none of the above method

D. rheostatic control

3003. To examine ones own thoughts and feelings:
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A. Retrospection

B. Introspection

C. Meditation

D. Reflection

3004. To ensure uniform pressure distribution, the thickness of the foundation, is__________________?
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A. Increased gradually towards the edge

B. Decreased gradually towards the edge

C. Kept zero at the edge

D. Kept uniform throughout

3005. To ensure exact gauge, the gauge tie plates are provided at_________________?
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A. toe of the switch

B. nose of crossing

C. both (A) and (B)

D. none of the above

3006. To ensure exact gauge, the gauge tie plates are provided at_________________?
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A. toe of the switch

B. nose of crossing

C. both (A) and (B)

D. none of the above

3007. To display the contents of a folder in Windows Explorer you should:
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A. name it

B. collapse it

C. give it a password

D. click on it

E. None of these

3008. To determine the polarity of the voltage drop across a resistor, it is necessary to know___________?
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A. value of current through the resistor

B. direction of current through the resistor

C. value of resistor

D. e.m.fs. in the circuit

3009. To determine the modulus of rupture, the size of test specimen used is_______________?
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A. 150 x150 x700 mm

B. 100 x100 x700 mm

C. 150 x150 x500 mm

D. 100 x100 x500 mm

3011. To cut a population into three classes is called_______________?
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A. Attribute

B. Tracheotomy

C. Capital

D. Dichotomy

3012. To cure a heat cure resin, a proper heating cycle is necessary_____________?
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A. To prevent volume expansion

B. All of the above

C. To prevent the porosity

D. To prevent warpage

3014. To avoid vaporisation in the pipe line, the pipe line over the ridge is laid such that it is not more than____________________?
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A. 5.0 above the hydraulic gradient

B. 2.4 m above the hydraulic gradient

C. 10.0 m above the hydraulic gradient

D. none of the above

E. 6.4 m above the hydraulic gradient
3015. To avoid the effect of stray magnetic field in A.C. bridges we can use_______________?
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A. Wagner earthing device

B. magnetic screening

C. any of the above

D. wave filters

3016. To avoid moisture troubles, the branch connections from compressed air lines should be taken from_________________?
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A. any location

B. bottom side of main

C. top side of main

D. left side of main

E. right side of main

3017. To avoid formation of grooves in the commutator of a D.C. machine?
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A. None

B. brush position has no effect on the commutator grooving

C. the brushes of opposite polarity should track each other

D. the brushes of same polarity should track each other

3018. To avoid an interruption in the flow of a syphon, an air vessel is provided______________?
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A. at the summit

B. none of the above

C. ay nay point between inlet and outlet

D. at the inlet

E. at the outlet

3019. To arrive at a form which is suitable for implementation in some programming language is the purpose of_______________?
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A. Structured Design (SD)

B. Structured Analysis (SA)

C. Detailed Design (DD)

D. None of the mentioned

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  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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