Physics-
General
Easy
Question
The variation of current and voltage in a conductor has been shown in figure. The resistance of the conductor is
The correct answer is:
Related Questions to study
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Effective resistance between A and B in the given circuit is
Effective resistance between A and B in the given circuit is
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The current 'i' in the circuit as shown in fig. is
The current 'i' in the circuit as shown in fig. is
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The equivalent resistance across XY is
The equivalent resistance across XY is
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Effective resistance between A and B in the given circuit is
Effective resistance between A and B in the given circuit is
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Equivalent resistance across A and B in the given circuit is
Equivalent resistance across A and B in the given circuit is
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Th equivalent resistance between points A and B of an infinite network of resistance each of connected as shown is
Th equivalent resistance between points A and B of an infinite network of resistance each of connected as shown is
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The effective resistance between A and B is the given circuit is
The effective resistance between A and B is the given circuit is
Physics-General
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If the galvanometer reading is zero in the given circuit, the current passing through resistance 
is
If the galvanometer reading is zero in the given circuit, the current passing through resistance is
Physics-General
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Four identical resistance are joined as shown in fig. The equivalent resistance between points A and B is 
and that between A and C is 
. Then ratio of 
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Four identical resistance are joined as shown in fig. The equivalent resistance between points A and B is and that between A and C is . Then ratio of is
Physics-General
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There are 5 resistance of each if the first three are joined in parallel and then remaining two are joined in series, and these combinations are connected inserices final resistances of combination is
There are 5 resistance of each if the first three are joined in parallel and then remaining two are joined in series, and these combinations are connected inserices final resistances of combination is
Physics-General
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In a wire of circular cross-section with radius ' r ' free electrons travel with a drift velocity v, when a current I flows through the wire. The current in another wire of half the radius and of the same material when the drift velocity is 2 V
In a wire of circular cross-section with radius ' r ' free electrons travel with a drift velocity v, when a current I flows through the wire. The current in another wire of half the radius and of the same material when the drift velocity is 2 V
Physics-General
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In the circuit shown, a voltmeter of internal resistance ' R ' when connected across B and C, reads 
volts. Neglecting the internal resistance of the cell, the value of ' R ' is
In the circuit shown, a voltmeter of internal resistance ' R ' when connected across B and C, reads volts. Neglecting the internal resistance of the cell, the value of ' R ' is
Physics-General
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A 5 V battery with internal resistance 2 W and a 2 V battery with internal resistance 1 W are connected to as 10 W resister as shown in the figure The current in the 
resistor is
A 5 V battery with internal resistance 2 W and a 2 V battery with internal resistance 1 W are connected to as 10 W resister as shown in the figure The current in the resistor is
Physics-General
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Shown in the figure below is a meter-bridge set up with null deflection in the galvanometer.
Shown in the figure below is a meter-bridge set up with null deflection in the galvanometer.
Physics-General
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A current of 2A flows in an electric circuit as shown in figure. The potential difference 
, in volts 
and 
)are potentials at R and S respectively) is
A current of 2A flows in an electric circuit as shown in figure. The potential difference , in volts and )are potentials at R and S respectively) is
Physics-General
