IB AD ASSISTANT DIRECTOR PAST PAPER 06-08-2024 (BATCH-1)
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چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
ڈی سی سرکٹ میںکونسا بنیادی سرکٹ عنصر ہے
Resistor
Capacitor
Inductor
None of these
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Explanation
In a DC (direct current) circuit, the most fundamental and commonly referenced basic circuit element is the resistor.
Here's why:
Resistor: In a DC circuit, a resistor is used to control the current and voltage levels.
It provides a specific amount of resistance, which determines how much current will flow for a given voltage according to Ohm's Law (𝑉 = 𝐼/ 𝑅 ).
8
4
6
None of these
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Explanation
{4,6}
{4,5,6}
{4,5}
None of these
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Explanation
The domain of a relation is the set of all first elements in the ordered pairs. For the relation R:
The first elements are 4, 5, and 6 So, the domain of 𝑅 is {4,5,6}.
real
irrational
rational
none of these
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Explanation
The set { p q : p , q ∈ Z , q ≠ 0 } left{frac{p}{q} : p, q in mathbb{Z}, q neq 0right} represents the set of rational numbers.
Rational Numbers: A number is considered rational if expressed as the quotient p q frac{p}{q} q p , where p p and q q are integers and q ≠ 0
This set includes numbers like 1 2 frac{1}{2} 2 1 , − 3 4 -frac{3}{4} − 4 3 , and 7 7 ( which can be written as 7 1 frac{7}{1} ).
6
-6
under root 36
under root - 36
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Explanation
x −5/12
-1/32/ x −5/12
𝑥 1 / 4 𝑥 2 / 3 = 𝑥 − 5 / 12 x 2/3 x 1/4 =x −5/12
None of these
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Explanation
Radical
Root
Exponent
None of these
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Explanation
In the expression ln ( 𝑎^ 𝑛 ), 𝑛 is called the exponent .
Here’s a breakdown:
ln denotes the natural logarithm function, which uses the base e (where e≈2.718). 𝑎 is the base of the exponentiation . n is the exponent, which tells you how many times a is multiplied by itself.
Rs 450,000
Rs 90,000
Rs 120,000
None of these
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Explanation
To calculate the exercise duty at a rate of 150% on an amount of Rs 3,00,000, you need to follow these steps:
Understand the Rate: The rate of 150% means you need to calculate 150% of Rs 3,00,000.
Convert the Percentage to a Decimal: 150% can be written as 1.5 in decimal form.
Multiply the Amount by the Rate:
Exercise Duty =Amount×Rate
Exercise Duty= 3,00,000×1.5
Exercise Duty= 4,50,000
زمین پر سب سے سخت اور کم ترین کمپریسیبل قدرتی مادہ کیا ہے۔
Iron
Diamond
Iron
None of these
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Explanation
The hardest substance in the world is diamond.
Its hardness is due to the strong covalent bonding between its carbon atoms.
This making it the most resistant to scratching.
Category : Native minerals
Cleavage : 111 (perfect in four directions)
Crystal class: Hexoctahedral (m3m); H-M symbol: (4/m 3 2/m)
Crystal habit: Octahedral
Crystal system: Cubic
Dana classification: 1.3.6.1
Density: 3.5–3.53 g/cm3 3500–3530 kg/m3
جگر میں بنیادی طور پر ذخیرہ شدہ غذائی مادہ گلیکوجن ہے۔
Coal
Iron
Calcium
None of these
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Explanation
The primary nutrient stored in the liver is glycogen .
Additionally, the liver also stores vitamins (like vitamin A and vitamin B12 ) and minerals (like iron ), but glycogen is the primary nutrient stored in large amounts.