PAF SPORTSMAN PAST PAPER 2021 TO DATE
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چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
- Automatic gate
- Logic gate
- Program gate
- None of these
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Explanation
- Logic gates are the fundamental building blocks of digital systems.
- The AND, OR, and NOT gates are the most fundamental logic gates.
- The NAND and NOR gates are called universal gates because they can be combined to produce OR, AND, and NOT gates.
Last verified on 08-08-2026
- Puny
- Generous
- Philanthropic
- Both B and C
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Explanation
- Munificent means مہربان
- Philanthropic means انسان دوست
- Generous means مہربان
Last verified on 14-06-2026
مندرجہ ذیل میں سے کون سا ایک ہائیڈرو کاربن مرکب ہے؟
- Candle wax
- Polyurethane
- Glycerol
- Aspirin
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Explanation
Hydrocarbon compounds are typically derived from fossil fuels and consist of hydrogen and carbon atoms.
Examples include fuels like gasoline, natural gas, and propane, as well as waxes like candle wax and paraffin wax.
کونیی ایکسلریشن _______ کے ذریعہ تیار کیا جاتا ہے؟
- Momentum
- Pressure
- Torque
- Power
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Explanation
Angular acceleration is produced by torque.
Torque is the rotational equivalent of force.
And just as force causes linear acceleration, torque causes angular acceleration.
پتلی محدب لینس کی فوکل لمبائی _____ ہے؟
- Greater than that of thick convex lens
- Smaller than that of thick convex lens
- Equal than that of thick convex lens
- None of these
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Explanation
A thinner convex lens has a longer focal length because it bends light rays less sharply than a thicker convex lens.
A thicker convex lens has a shorter focal length as it bends light rays more strongly, bringing them to focus sooner.
- Assessment
- Assesment
- Assiment
- Assement
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Explanation
Assessment تشخیص
- Torque
- Force
- Work
- Angular velocity
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Explanation
Torque is the rotational analog of force and equals the rate of change of angular momentum.
Common symbols, T, M
SI unit N⋅m
Other units pound-force-feet
In SI base units kg⋅m2⋅s−2
- In
- On
- Over
- Into
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Explanation
Get on the bus.
بس پر چڑھ جاؤ۔
We use getting on for entering or boarding large vehicles like buses, trains, or planes.
- pencil: pen
- student: teacher
- book: page
- reading: writing
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Explanation
TREE: Book
درخت : کتاب
LEAF: page
پتی : صفحہ
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ND04-12-2022
- a= F /m
- a= m /F
- a = v × t
- None of these
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Explanation
The formula for acceleration is a = F/m,
Where
'a' is acceleration,
'F' is net force,
'm' is mass.