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Chemistry QUESTION #4344
Question 1221
The element with smallest value of ionization energy is:
  • U
  • Al
  • Ca
  • Baโœ”๏ธ
Correct Answer Logic:
Ionization energy decreases down a group and across a period (left to right increases). Ba (Barium) is in Group 2, Period 6, so it has the lowest ionization energy among the given options.
Uploaded by: Fani Warraich
Accounting & Finance QUESTION #6182
Question 1222
In FM, why is 'Market Value' preferred over 'Historical Cost' for analysis?
  • Market value is easier to calculate
  • Historical cost is always higherโœ”๏ธ
  • Assets' values are determined by the cash flows they generate today, not past cost
  • Tax authorities require market value for all reports
Correct Answer Logic:
Lesson 03 explains the FM focus on market value and incremental cash flows to determine the true value of a company.
Uploaded by: Fani Warraich
Dairy Food Science and Technology QUESTION #5928
Question 1223
Casein micelles in milk are stabilized against aggregation primarily by:
  • Van der Waals attraction forces
  • Steric stabilization by the \(\kappa\)-casein 'hairy layer' and electrostatic repulsion (negative surface charge, zeta potential \(\approx -20\;\text{mV}\))โœ”๏ธ
  • Hydrophobic bonding to fat globule membranes
  • Disulfide bonds between \(\beta\)-casein molecules
Correct Answer Logic:
Casein micelle stability depends on: steric repulsion from the protruding GMP portion of \(\kappa\)-casein on the micelle surface; and electrostatic repulsion due to negative surface charge (zeta potential \(\approx -20\;\text{mV}\) at milk \(\text{pH}\)). Removal of either causes aggregation.
Uploaded by: Fani Warraich
Pakistan Affairs QUESTION #617
Question 1224
On what ground are the seats in the Senate allocated to the provinces?
  • Population
  • Area
  • Resources
  • None of theseโœ”๏ธ
Correct Answer Logic:
Senate seats are allocated on the basis of provincial equality, not population or area.
Uploaded by: Fani Warraich
Pakistan Affairs QUESTION #157
Question 1225
What did Jinnah's Fourteen Points state regarding the future constitution of India?
  • The constitution should be unitary
  • The constitution should be federal, with residuary powers in provincesโœ”๏ธ
  • It should grant complete independence to provinces
  • It should establish a centralized government
Correct Answer Logic:
Jinnah insisted on a federal system to protect Muslim-majority provincial interests.
Uploaded by: Fani Warraich
Civil Procedure QUESTION #3719
Question 1226
A painter agrees to paint a portrait for $\text{\$5,000}$, with payment due 'only if I am 100% satisfied with the likeness.' The painter does a high-quality job that meets all professional standards, but the client says, 'I just don't like it,' and refuses to pay. Can the painter recover?
  • Yes, if a 'reasonable person' would be satisfied with the portrait.
  • No, because satisfaction clauses regarding art/personal taste are governed by a subjective standard.โœ”๏ธ
  • Yes, because the client is acting in bad faith.
  • No, because the contract was an 'illusory promise.'
Correct Answer Logic:
For contracts involving personal taste or aesthetics (like a portrait), a 'satisfaction' clause is governed by a subjective standard. As long as the dissatisfaction is honest (not necessarily reasonable), the condition is not met.
Uploaded by: Fani Warraich
Civil Engineering QUESTION #6623
Question 1227
The 'Modulus of Elasticity' ($E$) for all structural steel grades is approximately:
  • $29,000,000$ psiโœ”๏ธ
  • $2,900,000$ psi
  • $290,000$ psi
  • $50,000$ psi
Correct Answer Logic:
Unlike yield strength, the stiffness of steel ($E$) is constant across nearly all grades, taken as 29,000 ksi or 200,000 MPa.
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The Elections Act 2017 QUESTION #9415
Question 1228
Under Section 16(2), once the Commission submits its annual report to the Federal and Provincial Governments, those Governments are required to lay the report in their respective Houses within:
  • Thirty days from receipt
  • Sixty days from receiptโœ”๏ธ
  • Ninety days from receipt
  • One hundred and twenty days from receipt
Correct Answer Logic:
Section 16(2) states: 'The Federal Government and each Provincial Government shall, within sixty days from the receipt of the annual report from the Commission, lay the annual report in each House.'
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Math Physics Chemistry Biology QUESTION #4328
Question 1229
Which statement best compares cell division in prokaryotic and eukaryotic cells?
  • Eukaryotes divide by budding; prokaryotes by mitosis
  • Eukaryotes use binary fission; prokaryotes by meiosis
  • Eukaryotes divide by mitosis; prokaryotes by binary fissionโœ”๏ธ
  • Both use mitosis
Correct Answer Logic:
Prokaryotes divide by binary fission, a simpler process without a spindle. Eukaryotes undergo mitosis (somatic cells) or meiosis (sex cells), involving a spindle apparatus and nuclear envelope.
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Correct Answer Logic:
'Democracy' is a system of government where power is vested in the people, who rule through elected representatives. Monarchy is rule by a king/queen; Dictatorship is rule by one absolute ruler; Oligarchy is rule by a small group.
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General Abilities QUESTION #4597
Question 1231
Expand: $(x - 4)(x + 4)$
  • $x^2 - 16$โœ”๏ธ
  • $x^2 + 16$
  • $x^2 - 8x + 16$
  • $2x$
Correct Answer Logic:
Using $(a-b)(a+b) = a^2 - b^2$: $(x-4)(x+4) = x^2 - 16$
Uploaded by: Fani Warraich
Quantitative Reasoning QUESTION #8032
Question 1232
FRAGILE : BREAK :: (Find the pair that best matches the relationship between the given words)
  • invisible : see
  • erratic : control
  • flammable : burnโœ”๏ธ
  • noxious : escape
Correct Answer Logic:
FRAGILE means easily broken โ€” it describes a tendency toward BREAK. Similarly, flammable means easily burned โ€” it describes a tendency toward BURN. Both pairs follow the pattern: [adjective meaning 'prone to X'] : [the action X]. 'Invisible:see' is opposite (invisible means cannot be seen). 'Erratic:control' and 'noxious:escape' don't share this structural relationship.
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General Abilities QUESTION #2826
Question 1233
If \(5(x - 3) = 2(x + 6)\), find \(x\).
  • 7
  • 9
  • 11โœ”๏ธ
  • 13
Correct Answer Logic:
\(5x - 15 = 2x + 12\). \(5x - 2x = 12 + 15\). \(3x = 27\). \(x = 9\). Wait: \(5(9-3)=5\times6=30\) and \(2(9+6)=2\times15=30\) โœ“. So \(x=9\), which is option index 1 (option_2).
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Islamic Studies QUESTION #362
Question 1234
"Ghunyat ul Talibeen" was written by the Great Sufi:
  • Al Ghazali
  • Al Sha'ahrani
  • Abdul Qadir Jillaniโœ”๏ธ
  • Ali Hajwairi
Correct Answer Logic:
Sheikh Abdul Qadir Jillani is the author of this famous spiritual guidebook.+1
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Planning QUESTION #4918
Question 1235
Which type of urban structure typically results in the highest mobility demands?
  • Grid Type Structure
  • Linear Structure
  • Centripetal Structureโœ”๏ธ
  • Decentralized Structure
Correct Answer Logic:
Centripetal (centralized) structure creates the highest mobility demands because most activities concentrate in the center, forcing longer trips from peripheral areas and increasing traffic congestion.
Uploaded by: Fani Warraich
Correct Answer Logic:

Option C ($2,070) is correct.

Error 1: Purchases returns (credit balance) omitted → credit total understated → Credit suspense $440.

Error 2: Bank overdraft (credit balance) understated → Credit suspense $90.

Updated balance = $1,720 + $440 − $90 = $2,070

Uploaded by: Fani Warraich
Chemistry QUESTION #7137
Question 1237
When two identical metal blocks of mass $m$ at temperatures $T_1$ and $T_2$ are brought into thermal contact in an isolated system, they reach an equilibrium temperature $T_f$. What is the total entropy change ($\Delta S$) for this process?
  • $2Cp \ln(\frac{T_1+T_2}{2\sqrt{T_1T_2}})$โœ”๏ธ
  • $2Cp \ln(\frac{T_1+T_2}{2T_1T_2})$
  • $Cp \ln(\frac{(T_1+T_2)^2}{4T_1T_2})$
  • $2Cp \ln(\frac{T_1+T_2}{\sqrt{T_1T_2}})$
Correct Answer Logic:
The final temperature for two identical blocks is the arithmetic mean, $T_f = \frac{T_1+T_2}{2}$. The entropy change for the first block is $\Delta S_1 = Cp \ln(T_f/T_1)$ and for the second is $\Delta S_2 = Cp \ln(T_f/T_2)$. The total change $\Delta S = Cp \ln(\frac{T_f^2}{T_1T_2}) = 2Cp \ln(\frac{T_f}{\sqrt{T_1T_2}})$. Substituting $T_f$, we get $2Cp \ln(\frac{T_1+T_2}{2\sqrt{T_1T_2}})$.
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General Knowledge QUESTION #8677
Question 1238
What was the first living creature to travel into space?
  • A dog (bitch)โœ”๏ธ
  • A frog
  • An eagle
  • A cow
Correct Answer Logic:
Laika, a dog, was the first living creature in space.
Uploaded by: Fani Warraich
Physics QUESTION #1176
Question 1239
The Zeeman effect is due to the interaction of:
  • External magnetic field and total magnetic field of the specimenโœ”๏ธ
  • External electric field and magnetic field of specimen
  • L, S coupling
  • None of these
Correct Answer Logic:
The Zeeman effect is the splitting of spectral lines when an atom is placed in an external magnetic field. It arises due to the interaction between the externally applied magnetic field and the total magnetic moment (orbital + spin) of the atom. The energy levels split according to \(\Delta E = m_l \mu_B B\).
Uploaded by: Fani Warraich
English QUESTION #8573
Question 1240
What does the idiom 'to husband one's resources' mean?
  • to manage one's means with frugalityโœ”๏ธ
  • to hand over everything to husband
  • to take household expenses from husband
  • to leave all affairs to life partner
Correct Answer Logic:
'Husband' as a verb means to manage resources carefully.
Uploaded by: Fani Warraich