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ALLEN -CURRENT ELECTRICITY-EXERCISE-IV A
- In the circuit element given here, if the potential at point B = V(B) ...
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- A copper wire has a square cross-section, 2.0 mm on a side. It carr...
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- The emf of a battery is 2V and its internal resistance is 0.5Omega the...
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- The potential difference across the 100 Omega resistance in the follow...
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- The equivalent resistance between the point P and Q in the network giv...
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- When connected across the terminals of a cell, a voltmeter measures 5 ...
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- Thirteen resistances each of resistance R ohm are connected in the cir...
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- A group of N cells whose emf varies directly with the internal resista...
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- A galvanometer has resistance 36Omega if a shunt of 4Omega is added wi...
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- If 10^(6) electrons/s are flowing through an area of cross section of ...
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- The terminal voltage is (E)/(2) when a current of 2A is flowing throug...
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- A 1Omega voltmeter has range 1V find the additional resistance which h...
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- The length of a given cylindrical wire is increased by 100%. Due to th...
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- The length of a wire of a potentiometer is 100 cm, and the e.m.f. of i...
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- S.I. unit of current is :-
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- In the shown arrangement of the experiment of the meter bridge if AC c...
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- The current in conductor varies with time t as I = 2 t + 3 t^(2) where...
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- The ammeter A reads 2A and the voltmeter V reads 20V, the value of res...
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- Resistance in the two gaps of a meter bridge are 10 ohm and 30 ohm res...
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- Two wires of resistance R(1) and R(2) have temperature coefficient of ...
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