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Civil / Architecture QUESTION #2345

In the Moment Distribution Method for indeterminate beams, the carry-over factor (COF) for a prismatic member with the far end FIXED is:

$\text{COF} = 0$
$\text{COF} = +\dfrac{1}{3}$
$\text{COF} = +\dfrac{1}{2}$✔️
$\text{COF} = -\dfrac{1}{2}$

Correct Answer Logic:

For a prismatic member with far end fixed, the carry-over factor is $+\dfrac{1}{2}$. When a moment $M$ is applied at the near end, $M/2$ is carried over to the far end (same sign). If the far end is pinned, COF = 0. If the far end is free, there is no carry-over meaningful definition since the member is statically determinate on one end.

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Pakistan Affairs QUESTION #9112

Question 1462

How many Federally Administered Tribal Areas (FATA) districts were there in Pakistan?

Two
Three✔️
Four
Five

Correct Answer Logic:

There were 7 originally; after merger, none. Key says Three.

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Islamic Studies QUESTION #643

Question 1463

In the battle of Tabuk the Holy Prophet (ﷺ) led an army containing ________ men.

40,000
30,000✔️
50,000
None of these

Correct Answer Logic:

The Muslim army for the expedition to Tabuk consisted of 30,000 soldiers.

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Math Physics Chemistry Biology QUESTION #11326

Question 1464

Which of the following is a gene that is inherited through both parental lines?

Mitochondrial DNA
Chloroplast DNA
Nuclear DNA✔️
Both A and B

Correct Answer Logic:

Nuclear DNA is inherited through both parental lines.

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Education QUESTION #6769

Question 1465

A teacher notices that a student's persistent academic failure is unrelated to motivation or teaching methods and suspects sensory or cognitive processing issues. Which type of educational decision, and what corresponding assessment tool, is MOST appropriate?

Grading decision; teacher-made achievement test
Diagnostic decision; specialized standardized diagnostic battery to identify root causes✔️
Placement decision; aptitude test
Selection decision; criterion-referenced test

Correct Answer Logic:

Diagnostic decisions address the causes of persistent learning difficulties — intellectual, physical, emotional, or environmental. When standard instructional remediation has failed, a diagnostic battery (not a routine achievement test) is needed to pinpoint the underlying cause. This is distinct from placement (where to put the student) or selection (whether to admit).

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Planning QUESTION #4949

Question 1466

What is the main purpose of Participatory Rural Appraisal (PRA)?

To impose external solutions
To involve communities in planning decisions✔️
To conduct top-down surveys
To replace professional planners

Correct Answer Logic:

PRA involves local communities in identifying problems, analyzing situations, and planning solutions through participatory techniques, ensuring plans reflect genuine community needs and priorities.

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General Knowledge QUESTION #8659

Question 1467

When was the United Nations (UNO) officially formed?

1943
1944
1945✔️
1946

Correct Answer Logic:

The UN was established on October 24, 1945.

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Paper-I (Anatomy/Physiology and Biochemistry/Microbiology) QUESTION #3104

Question 1468

'Systolic' blood pressure refers to the pressure when the:

Heart is relaxing
Ventricles are contracting✔️
Atria are filling
Blood is stagnant

Correct Answer Logic:

Systole is the phase of contraction; diastole is the phase of relaxation.

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Aptitude QUESTION #10981

Question 1469

Observe the series: 1, 8, 27, 64, 125, ?. What comes next, and what is the pattern?

216; cubes of natural numbers✔️
343; cubes of prime numbers
216; perfect squares
196; alternating powers

Correct Answer Logic:

The series is: \(1^3, 2^3, 3^3, 4^3, 5^3\ = 1, 8, 27, 64, 125

Next term: \(6^3 = \mathbf{216}\

These are perfect cubes of natural numbers in sequence.

In architectural context: cube relationships appear in modular design (Le Corbusier's Modulor), spatial proportioning systems, and volumetric calculations of building spaces.

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General Knowledge QUESTION #4794

Question 1470

The McMahon Line serves as the disputed border between which two countries?

India and China✔️
India and Nepal
India and Bangladesh
China and Bhutan

Correct Answer Logic:

The McMahon Line is the disputed boundary between the northeastern part of the Indian subcontinent and Tibet (China), established in 1914. China does not recognize it as a legal border.

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Math Physics Chemistry Biology QUESTION #11430

Question 1471

A long extension of a nerve cell is called:

Axon✔️
Schwann cell
Dendrite
Synapse

Correct Answer Logic:

An axon is the long, slender projection of a neuron that conducts electrical impulses (action potentials) away from the cell body toward other neurons, muscles, or glands. Axons can be extremely long (up to 1 meter in sciatic nerve). Dendrites are shorter, branched projections that receive incoming signals.

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Bio-Technology QUESTION #10576

Question 1472

Which feature makes Saccharomyces cerevisiae particularly advantageous for heterologous protein production compared to E. coli?

Higher growth rate under aerobic conditions
Ability to perform post-translational modifications such as glycosylation✔️
Simpler regulatory approval for pharmaceutical products
Larger genome enabling more genetic diversity

Correct Answer Logic:

S. cerevisiae is a eukaryote and can perform post-translational modifications (PTMs) including N-linked and O-linked glycosylation, signal peptide cleavage, and disulfide bond formation — processes absent in E. coli. Many therapeutic proteins (e.g. insulin, hepatitis B vaccine antigen) require these modifications for correct folding and biological activity, making yeast a preferred eukaryotic expression system.

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Physics QUESTION #1181

Question 1473

The cyclotron is a device which is primarily used to:

Accelerate subatomic particles✔️
Generate electrons
Generate neutrons
Generate protons

Correct Answer Logic:

A cyclotron is a type of particle accelerator that uses a combination of a static magnetic field and an oscillating electric field (alternating voltage between Dees) to accelerate charged subatomic particles (protons, alpha particles, etc.) to high energies in a spiral path. Its primary purpose is particle acceleration, not generation.

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Therapeutics and Patient Care QUESTION #3901

Question 1474

Among the following options, which drug is the LEAST suitable for the acute abortive treatment of migraine headache?

Oxycodone✔️
Ibuprofen
Sumatriptan
Aspirin

Correct Answer Logic:

Opioids like oxycodone are not recommended for migraine management, as they are less effective than triptans, NSAIDs, and aspirin and carry risks of medication overuse headache and dependence.

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General Knowledge QUESTION #45

Question 1475

Which of the following best defines Artificial Intelligence?

A. A programming language used for automation
B. The ability of machines to perform tasks that normally require human intelligence✔️
C. A hardware component that improves computer speed
D. A database system for large-scale data storage

Correct Answer Logic:

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Physics and Math QUESTION #782

Question 1476

$\dfrac{1 - \cos\alpha}{\sin\alpha} = ?$

$\tan\dfrac{\alpha}{2}$✔️
$\cot\dfrac{\alpha}{2}$
$\sin\dfrac{\alpha}{2}$
None

Correct Answer Logic:

Using half-angle identities: $1 - \cos\alpha = 2\sin^2\dfrac{\alpha}{2}$ and $\sin\alpha = 2\sin\dfrac{\alpha}{2}\cos\dfrac{\alpha}{2}$, so the ratio $= \tan\dfrac{\alpha}{2}$.

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MBBS QUESTION #10369

Question 1477

A mutation that converts a codon normally specifying an amino acid into a premature stop codon, prematurely truncating the resulting protein, is termed a:

Missense mutation
Nonsense mutation✔️
Silent mutation
Splice site mutation exclusively

Correct Answer Logic:

A nonsense mutation introduces a premature termination (stop) codon, halting translation early and typically producing a truncated, often non-functional protein — as seen in some forms of beta-thalassemia and cystic fibrosis.

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General Knowledge QUESTION #11516

Question 1478

In Excel custom number formatting, the first section of the format code governs:

Positive numbers✔️
Negative numbers
Zero values
Text values

Correct Answer Logic:

In Excel's custom number format, the code is divided into up to four sections separated by semicolons: [positive];[negative];[zero];[text]. The first section always describes how positive numbers are displayed. For example, in #,##0.00;-#,##0.00;0;@, the first part applies to positive values.

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Journalism / Mass Communication QUESTION #6375

Question 1479

The Press Council of Pakistan is described in the textbook as “a euphemistic connotation of censorship.” According to Article 19 of the Constitution of Pakistan (1973), freedom of the press is guaranteed subject to reasonable restrictions in the interest of which of the following?

Only national security and defence
Only morality and decency
The glory of Islam, integrity/security/defence of Pakistan, friendly relations with foreign states, public order, decency, morality, contempt of court, defamation, or incitement to an offence✔️
Unlimited freedom — no restrictions are permissible under any circumstances

Correct Answer Logic:

Article 19 of the Constitution of Pakistan (1973) reads: “Every citizen shall have the right of freedom of speech and expression, and there shall be freedom of the press, subject to any reasonable restrictions imposed by law in the interest of the glory of Islam or the integrity, security, or defence of Pakistan or any part thereof, friendly relations with foreign states, public order, decency or morality or in relation to the contempt of court, defamation or incitement to an offence.” This is a comprehensive list of permissible restrictions. Critics of Pakistani press law note that the breadth of these restrictions — especially “glory of Islam” and “public order” — gives governments considerable room to restrict media freedom. The Freedom of Information Ordinance 2002, while acknowledging citizens' right to know, was also criticised for its restrictive list of disclosable records and 21-day response timeframe, which were seen as undermining the public's true right of access to government information.

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Boilers Mechanical Engineering QUESTION #2382

Question 1480

The poles of a transfer function $Y_1(s)$ are defined as:

The roots of the numerator polynomial $Q(s)$
The roots of the denominator polynomial $R(s)$ when set to zero: $R(s)=0$✔️
The coefficients of the characteristic equation
The gain constants of the system

Correct Answer Logic:

Poles are the roots of the denominator $R(s)=0$ of the transfer function $Y_1(s)=Q(s)/R(s)$. They determine the transient response characteristics. Zeros are the roots of the numerator $Q(s)=0$.

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