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A. Becomes four
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B. None of these
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C. Is halved
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D. Is doubled
Explanation
Magnetic flux linked (Φ) is proportional to the number of turns in the coil.
Doubling the number of turns doubles the total flux linked, assuming the magnetic field and area remain the same.
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A. Current
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B. Resistance
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C. Potential difference
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D. Magnetic induction
Explanation
The time rate of change of magnetic flux has the same dimensions as that of potential difference (or electromotive force - EMF).
مندرجہ ذیل میں سے کون سا بہاؤ کی اکائی نہیں ہے؟
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A. All of the above
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B. Tesla
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C. Weber
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D. Maxwell
Explanation
Tesla (T) is actually the unit of magnetic flux density, not flux.
جنریٹرز میں، فلوکس لنکیج کی تبدیلی کی شرح زیادہ سے زیادہ ہوتی ہے جب کنڈلی سے گزر رہی ہوتی ہے؟
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A. Horizontal position
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B. At an angle of 45°
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C. Vertical position
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D. Diagonal position
Explanation
In generators, the rate of change of flux linkage is maximum when the coil is moving through the horizontal position.
الیکٹرک فلوکس ڈینسٹی کس چیز میں ماپا جاتا ہے؟
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A. Newton per square matrix
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B. Coulombs Joules
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C. Coulombs per square meter
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D. Joules per meter
Explanation
Electric flux is measured in Coulombs C, and surface area
is measured in square meters (m2).
The SI unit of electric flux density
is coulomb per square meters (C/m2).
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A. Gravitational flux
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B. Electric flux
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C. Electric flux density
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D. Magnetic flux
Explanation
The formula Φ = 𝐵⋅ 𝐴 represents magnetic flux.
Here, 𝐵 is the magnetic flux density, and 𝐴 is the area through which the magnetic field lines pass.
It indicating the total magnetic field passing through that area.
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A. shimmering light
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B. substitute
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C. continuous flow
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D. gradual curve
Explanation
FLUX بہاؤ , روانی continuous flow, مسلسل بہاؤ PM |
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