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Correct Answer Logic:

Elongation $\Delta L = \frac{FL}{AY} = \frac{FL}{\pi(d/2)^2 Y} \propto \frac{L}{d^2}$.

  • New elongation $\Delta L' \propto \frac{2L}{(2d)^2} = \frac{2L}{4d^2} = \frac{1}{2} \Delta L$
  • $\Delta L' = \frac{1}{2} \times 0.04 = 0.02\text{ m}$.
Uploaded by: Fani Warraich
Correct Answer Logic:
Surface area of a sphere \(= 4\pi r^2\).
New radius \(= 1.1r\), so new surface area \(= 4\pi(1.1r)^2 = 4\pi \times 1.21r^2\).
Increase \(= 21\%\).
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Therapeutics and Patient Care QUESTION #3864
Question 7403
What is the accepted therapeutic daily dose range of the thiazide diuretic hydrochlorothiazide in adults?
  • $0.5$–$1$ mg
  • $2$–$5$ mg
  • $6.25$–$25$ mg✔️
  • $50$–$100$ mg
Correct Answer Logic:
The standard adult daily dose range for hydrochlorothiazide is $6.25$–$25$ mg depending on indication.
Uploaded by: Fani Warraich
Correct Answer Logic:
Rule 37A(1)(d) inserted via S.R.O. 442(I)/2020 provides that the initiator of a viable unsolicited proposal is exempt from prequalification and is additionally awarded five percent additional weightage during the combined evaluation of their proposal against competing bidders.
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Correct Answer Logic:
Section 16B(1)(s) provides an exception for goods permanently attached to immoveable property — they qualify for input tax if directly used in economic activity of registered persons paying sales tax at a rate of not less than SIXTEEN PERCENT.
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English QUESTION #8473
Question 7406
Select the word OPPOSITE in meaning to: Incline
  • refuse✔️
  • rise
  • feel
  • natural
Correct Answer Logic:
Incline means to be willing or tend toward; opposite is refuse.
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General Knowledge QUESTION #11591
Question 7407
Which computer component performs arithmetic operations like addition and subtraction?
  • Control Unit
  • Registers
  • Arithmetic Logic Unit (ALU)✔️
  • Cache Memory
Correct Answer Logic:
The ALU (Arithmetic Logic Unit) performs all arithmetic operations (addition, subtraction, multiplication, division) and logical operations (AND, OR, NOT, XOR, comparisons) within the CPU. The Control Unit directs operations; Registers temporarily store operands; Cache speeds up memory access.
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Political Science QUESTION #6661
Question 7408

Who wrote 'The Prince', a work focused on political realism and power?

  • Machiavelli✔️
  • Locke
  • Rousseau
  • None of these
Correct Answer Logic:

Niccolò Machiavelli wrote 'The Prince' as a guide for rulers to maintain power.

Uploaded by: Fani Warraich
Paper-I (Anatomy/Physiology and Biochemistry/Microbiology) QUESTION #3314
Question 7409
The 'Minimum Inhibitory Concentration' (MIC) is defined as the:
  • Lowest dose of a drug that kills the patient
  • Lowest concentration of an antibiotic that prevents visible growth of a microbe✔️
  • Maximum dose allowed
  • Concentration of bacteria in a sample
Correct Answer Logic:
MIC is a key measure of the potency of an antimicrobial agent.
Uploaded by: Fani Warraich
MBBS QUESTION #10277
Question 7410
A patient with syringomyelia presents with loss of pain and temperature sensation in a 'cape-like' distribution over the shoulders and upper limbs, while vibration and proprioception (dorsal column function) remain intact. This selective loss is best explained by damage to:
  • The decussating fibers of the lateral spinothalamic tract as they cross in the anterior white commissure near the syrinx✔️
  • Both dorsal columns bilaterally, sparing all other tracts
  • Both corticospinal tracts bilaterally
  • The dorsal root ganglia bilaterally, sparing the spinal cord itself
Correct Answer Logic:
A syrinx (fluid-filled cavity) typically expands in the central spinal cord, first damaging the decussating spinothalamic fibers crossing in the anterior white commissure at that level, causing a segmental, bilateral loss of pain/temperature sensation while sparing the more peripherally located dorsal columns — the classic 'cape-like' or 'suspended' sensory loss.
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CISA QUESTION #6830
Question 7411
An organization implements a balanced scorecard for IT performance measurement. The scorecard focuses exclusively on IT operational metrics (uptime, ticket resolution time, system performance) without including business value or customer satisfaction measures. What is the PRIMARY limitation?
  • Incomplete operational coverage
  • Failure to measure IT's contribution to business objectives and stakeholder value✔️
  • Insufficient technical detail
  • Over-emphasis on quantitative metrics
Correct Answer Logic:
The balanced scorecard methodology requires multiple perspectives including financial, customer, internal processes, and learning/growth. Focusing only on operational IT metrics fails to measure whether IT is delivering business value, supporting strategic objectives, or meeting stakeholder needs—the fundamental purpose of a balanced scorecard.
Uploaded by: Fani Warraich
English QUESTION #8550
Question 7412
Water is _______ for life.
  • Inevitable
  • Indispensable✔️
  • Required
  • Needed
Correct Answer Logic:
Indispensable means absolutely necessary.
Uploaded by: Fani Warraich
Correct Answer Logic:
Task analysis model is specifically designed for teaching procedures and step-by-step processes. While advance organizer and concept analysis models excel at teaching concepts and relationships, task analysis breaks down complex procedures into manageable steps, making it ideal when students understand the 'what' but struggle with the 'how'.
Uploaded by: Fani Warraich
Correct Answer Logic:
'Effect' is a noun meaning result; 'affect' is usually a verb meaning to influence.
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Correct Answer Logic:
The target reaction is $3Mn^{2+} \rightarrow Mn + 2Mn^{3+}$. This is the sum of:
Reduction: $Mn^{2+} + 2e^{-} \rightarrow Mn$ ($E^{0}_{red} = -1.18\text{ V}$)
Oxidation: $2Mn^{2+} \rightarrow 2Mn^{3+} + 2e^{-}$ ($E^{0}_{ox} = -1.51\text{ V}$)
$E^{0}_{cell} = E^{0}_{cathode} - E^{0}_{anode} = -1.18 - 1.51 = -2.69\text{ V}$. Since $E^{0}_{cell}$ is negative, the reaction is non-spontaneous.
Uploaded by: Fani Warraich
Mathematics QUESTION #6011
Question 7416

Identify the curve from the family defined by $(x^2-y^2)\,dx + 2xy\,dy = 0$ that passes through the point $(1,1)$.

  • A circle centred on the $x$-axis
  • An ellipse with major axis along the $y$-axis
  • A circle centred on the $y$-axis✔️
  • A hyperbola with transverse axis along the $x$-axis
Correct Answer Logic:

Rewrite: $\frac{dy}{dx} = \frac{y^2-x^2}{2xy}$. This is a homogeneous ODE. Let $y=vx$:

$\frac{1-v^2}{2v}dx + x\,dv/... $

After solving, the general solution is $x^2 + y^2 = Cy$ (circles with centres on the $y$-axis).

Substituting $(1,1)$: $1+1=C\cdot1 \Rightarrow C=2$, giving $x^2+y^2=2y$, i.e. $x^2+(y-1)^2=1$.

This is a circle centred on the $y$-axis at $(0,1)$.

Uploaded by: Fani Warraich
FIA Act QUESTION #9957
Question 7417
Under Section 3, who has the power to constitute the FIA?
  • Provincial Government
  • Federal Government✔️
  • Supreme Court
  • National Assembly alone
Correct Answer Logic:
The Federal Government may constitute the Agency under Section 3.
Uploaded by: Fani Warraich
Electronics Engineering QUESTION #11693
Question 7418
When testing a capacitor with a digital multimeter set to capacitance mode, the reading fluctuates wildly and never stabilises. The most likely cause is:
  • The capacitor is within tolerance
  • The capacitor has excessive equivalent series resistance (ESR)✔️
  • The capacitor is open-circuited
  • The capacitor value exceeds the meter range
Correct Answer Logic:
Unstable, fluctuating capacitance readings are a classic symptom of high ESR in an electrolytic capacitor. High ESR is caused by dried-out or degraded electrolyte, corrosion, or age. A dedicated ESR meter gives a more definitive diagnosis. An open capacitor reads OL (overload); an in-range good cap gives a stable reading.
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Paper-I (Anatomy/Physiology and Biochemistry/Microbiology) QUESTION #3191
Question 7419
The 'Frank-Starling Law' of the heart relates:
  • Heart rate to temperature
  • Stroke volume to end-diastolic volume✔️
  • Blood pressure to age
  • Oxygen levels to blood flow
Correct Answer Logic:
The heart pumps more forcefully when the muscle fibers are stretched by more returning blood.
Uploaded by: Fani Warraich
MCQs Section QUESTION #5156
Question 7420
'بیچارے لوگ' کس کا ناول ہے؟
  • داستایوفسکی✔️
  • محمد حامد شاہد
  • حامد علی
  • ان میں سے کوئی نہیں
Correct Answer Logic:
بیچارے لوگ روسی مصنف داستایوفسکی کے ناول کا اردو ترجمہ ہے۔
Uploaded by: Fani Warraich