Physics-
A meter bridge is set up as shown in figure, to determine an unknown resistance ‘X’ using a standard 10 ohm resistor. The galvanometer shows null point when tapping - key is at 52 cm mark. The end-corrections are 1 cm and 2 cm respectively for the ends A and B. The determined value of ‘X’ is

Physics-General
- 10.8 ohm
- 11.1 ohm
- 10.6 ohm
- 10.2 ohm
Answer:The correct answer is: 10.6 ohm
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Two wires
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After solving Eq. (i) and eq. (ii), we get
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(i)
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After solving Eq. (i) and eq. (ii), we get

But


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The concentration of electrolyte required to coagulate a given amount of
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The concentration of electrolyte required to coagulate a given amount of
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To verify ohm’s law, a student is provided with a test resistor RT , a high resistance R1 , a small resistance R2 , two identical galvanometers G1 and G2 , and a variable voltage source V. The correct circuit to carry out the experiment is
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If by mistake, voltmeter is connected in series with the resistance then i-v curve expected is (Here i = reading of ammter ,v=reading of voltmeter)

If by mistake, voltmeter is connected in series with the resistance then i-v curve expected is (Here i = reading of ammter ,v=reading of voltmeter)

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