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QAIPMT-2009-Ph-2175: NEET 2009 Physics - Class 12 AIPMT-2009-Ph-2175 Solution: A student measures the terminal potential difference (V) of a…

A student measures the terminal potential difference (V) of a cell (of emf ε\varepsilon and internal resistance r) as a function of the current (I) flowing through it. The slope and intercept of the graph between V and I then respectively equal −ε-\varepsilon and r −r-r and ε\varepsilon rr and −ε-\varepsilon −ε-\varepsilon and −r-r

Multiple Choice Options

  • A The circular and the elliptical loops
  • B only the ellliptical loop
  • C any of the four loops
  • D the rectangular, circular and elliptical loops

Step-by-Step Verified Solution

Once a rectangular loop or a square loop is being drawn out of the field, the rate of cutting the lines of field will be a constant for a square and rectangle, but not for circular or elliptical areas.

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