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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

8463. In an electron microscope, we use energetic particles because of______________?
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A. Wavelength is very short

B. All the above reasons

C. Kinetic energy is large

D. Penetrating power is high

8464. In an electrolytic cell current flows ?
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A. From cathode to anode in outer circuit

B. From anode to cathode outside the cell

C. From cathode to anode inside the cell

D. both B & C

8467. In an audit of financial statements, substantive tests are audit procedures that___________?
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A. may be eliminated for an account balance under certain conditions

B. may be test of transactions, test of balance and analytical procedures

C. will increase proportionately when the auditor decreases the assessed level of control risk

D. are designed to discover significant subsequent events

8468. In an AM wave, the majority of the power is in _____________?
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A. Lower sideband

B. Upper sideband

C. None of the above

D. Carrier
8469. In an AM wave useful power is carrier by ______________?
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A. Carrier

B. Sidebands

C. Both sidebands and carrier

D. None of the above

8470. In an AM wave useful power is carrier by ______________?
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A. Carrier

B. Sidebands

C. Both sidebands and carrier

D. None of the above

8472. In an acute attack of migraine, the during of choice______________?
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A. Propranolol

B. Methysergide

C. Ergontamine tortrate

D. Caffeine

8473. In an actual transformer the iron loss remains practically constant from no load to full load because:____________?
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A. secondary voltage remains constant

B. core flux remains practically constant

C. permeability of transformer core remains constant

D. value of transformation ratio remains constant

E. primary voltage remains constant

8474. In Amy Lowells imagist poem, This Green Bowl, a handmade bowl is compared to a pond in the woods. Can one say that, as in Pounds Cantos, this poems dominant tone is impersonal? Why, or why not ?
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A. Yes, the lyrical voice in Lowells poem seeks to express universal rather than individual experience.

B. Yes, Lowells detailed description of nature draws attention away from human realities.

C. No, even though Lowell strives for impersonal expression by borrowing poetic devices from Pound, she fails to accomplish this

D. No, Lowells poem is not impersonal; it addresses the maker of the bowl directly and speculates about his state of mind.
8475. In American history name the only President who resigned?
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A. Abraham linkin

B. Richard Nixon

C. Jimmy Carter

D. none of these

8477. In aluminium conductors, steel core is provided to____________?
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A. compensate for skin effect

B. increase the tensile strength

C. neutralise proximity effect

D. reduce line inductance

8478. In alkaline soil which form of phosphorus uptake by plants?
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A. both

B. Primary orthophosphate

C. None of these

D. Secondary orthophosphate
8479. In alkaline cell the electrolyte is_____________?
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A. dilute sulphuric acid

B. KOH

C. NaOH

D. concentrated sulphuric acid

8480. In aerodynamics, hypersonic flow generally begins above which Mach number?
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A. unity

B. Mach 5

C. greater than unity

D. greater than 2

E. greater than 10

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