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Study questions platform-wide or filter by specific tests with correct answers revealed.
Electrical Engineering
QUESTION #2154
Question 1
The Routh-Hurwitz criterion is used to determine the:
Correct Answer Logic:
Routh-Hurwitz determines if any roots of the characteristic equation lie in the right half of the $s$-plane, thus establishing absolute stability.
Uploaded by: Fani Warraich
Paper-I (Anatomy/Physiology and Biochemistry/Microbiology)
QUESTION #3424
Question 2
The enzyme 'Amylase' found in saliva starts the digestion of:
Correct Answer Logic:
It breaks starch down into smaller maltose units.
Uploaded by: Fani Warraich
Electrical Engineering
QUESTION #2173
Question 3
A half-wave dipole antenna has $R_{rad} = 73\,\Omega$, $R_{loss} = 7\,\Omega$, and directivity $D = 1.64$. Its radiation efficiency and gain are:
Correct Answer Logic:
$\eta = \frac{73}{73+7} = 0.9125 = 91.25\%$. $G = \eta \cdot D = 0.9125 \times 1.64 \approx 1.497 \approx 1.75\,\text{dBi}$.
Uploaded by: Fani Warraich
Computer Science
QUESTION #1150
Question 4
In a 3-tier architecture, where is the business logic typically located?
Correct Answer Logic:
The middle tier (Application Tier) handles the functional business logic and acts as a bridge between the user interface and the database.
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General Knowledge
QUESTION #828
Question 5
testing mcqs single opt
Correct Answer Logic:
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English
QUESTION #487
Question 6
They did not guess how closely he had kept in touch with across the road.
Correct Answer Logic:
Error: 'with across' should be 'with those across'
Uploaded by: Fani Warraich
Paper-I (Anatomy/Physiology and Biochemistry/Microbiology)
QUESTION #3295
Question 7
The large vessel used for industrial microbial growth is called a:
Correct Answer Logic:
Bioreactors control $pH$, temperature, and aeration for optimal microbial yield.
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Urdu
QUESTION #5115
Question 8
چہارشنبہ ہفتے کا کون سا دن ہے؟
Correct Answer Logic:
چہارشنبہ فارسی میں چوتھے دن یعنی بدھ کے لیے استعمال ہوتا ہے۔
Uploaded by: Fani Warraich
Physics
QUESTION #399
Question 9
In gases
Correct Answer Logic:
No explanation provided for this question.
Uploaded by: Fani Warraich
Pakistan Affairs
QUESTION #140
Question 10
Gwadar Port is operated by:
Correct Answer Logic:
Gwadar Port is currently operated by the China Overseas Port Holding Company (COPHC).
Uploaded by: Fani Warraich
The Title 28 of the United States Code
QUESTION #3752
Question 11
O conveys 'to A for life, then to B and his heirs.' What interest does B have?
Correct Answer Logic:
B's interest is a vested remainder because B is an ascertained person and there is no condition precedent other than the natural termination of A's life estate.
Uploaded by: Fani Warraich
Reading and Writing (Module-1)
QUESTION #5370
Question 12
American abstract artist Richard ______, who designs his installations to make people aware of how their movement is influenced by their environment, constructs massive steel sculptures that take over outdoor areas. Which choice completes the text so that it conforms to the conventions of Standard English?
Correct Answer Logic:
The name 'Richard Serra' is the subject, and 'intends' is the main verb of the sentence.
Uploaded by: Fani Warraich
Paper-I (Anatomy/Physiology and Biochemistry/Microbiology)
QUESTION #3187
Question 13
The 'All-or-None' Law of nerve impulses states that:
Correct Answer Logic:
If a stimulus reaches threshold, an action potential of constant magnitude is generated.
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English
QUESTION #484
Question 14
The presence of armed guards ____________ us from doing anything disruptive.
Correct Answer Logic:
'Prevented from' is correct usage
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Correct Answer Logic:
Rule 12(h)(1) provides that a party waives any defense listed in Rule 12(b)(2)-(5) (including improper venue) by failing to make it by motion under this rule or include it in a responsive pleading.
Uploaded by: Fani Warraich
Professional
QUESTION #1841
Question 16
Section 15A on Declaration of Assets requires civil servants of which Basic Pay Scale and above to digitally file declarations of assets with the Federal Board of Revenue?
Correct Answer Logic:
Section 15A inserted by Act No. XX of 2025 requires that the declaration of assets of a civil servant of BS-17 and above, along with assets and liabilities of his spouse and dependent children including domestic and foreign assets, shall be digitally filed with the Federal Board of Revenue and made publicly available.
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Physics
QUESTION #4414
Question 17
The wave that has the highest frequency and penetrating power is:
Correct Answer Logic:
Gamma rays ($\gamma$-rays) have the highest frequency ($> 10^{19}\ Hz$) and shortest wavelength in the electromagnetic spectrum. Their high energy ($E = hf$) gives them the greatest penetrating power.
Uploaded by: Fani Warraich
Biology
QUESTION #4292
Question 18
Why are thick filaments unable to bind with thin filaments in a relaxed muscle fiber?
Correct Answer Logic:
In a relaxed muscle, tropomyosin covers the myosin-binding sites on actin filaments, preventing cross-bridge formation. Calcium ions ($Ca^{2+}$) are required to move tropomyosin away.
Uploaded by: Fani Warraich
Urdu
QUESTION #5097
Question 19
'آماجگاہ' اردو میں مستعمل ترکیب ہے، اس کا کیا مطلب ہے؟
Correct Answer Logic:
آماجگاہ کا مطلب ہے نشانہ گاہ یا میدانِ جنگ یا وہ جگہ جہاں حملے آتے ہوں۔
Uploaded by: Fani Warraich
Boilers Mechanical Engineering
QUESTION #4012
Question 20
Which of the following is an 'Accessory' and not a 'Mounting'?
Correct Answer Logic:
Mountings are for safety/operation; Accessories are for increasing efficiency.
Uploaded by: Fani Warraich
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