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Question 1 of 5
1. Question
4 pointsThe resistance in the two arms of the meter bridge are 5 Ω and R Ω, respectively. When the resistance R is shunted with an equal resistance, the new balance points is at 1.6 l1. The resistance ‘R’, is: [CBSE AIPMT 2014]
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Question 2 of 5
2. Question
4 pointsTwo cities are 150 km apart. Electric power is sent from one city to another city through copper wires. The fall of potential per km is 8 volt and the average resistance per km is 0.5 Ω. The power loss in the wire is [CBSE AIPMT 2014]
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Question 3 of 5
3. Question
4 pointsA 5V battery with internal resistance 2 Ω and a 2V battery with internal resistance 1 Ω are connected to a 10 Ω resistor as shown in the figure. [AIEEE 2008]
The current in the 10 Ω resistor isCorrect
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Question 4 of 5
4. Question
4 pointsIn a metre bridge experiment, null point is obtained at 20 cm from one end of the wire when resistance X is balanced against another resistance Y.
If X < Y, then where will be the new position of the null point from the same end, if one decides to balance a resistance of 4X against Y? [AIEEE 2004]
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Question 5 of 5
5. Question
4 pointsThe length of a given cylindrical wire is increased by 100 %. Due to the consequent decrease in diameter the change in the resistance of the wire will be [AIEEE 2003]
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