Thursday, August 30, 2012

Test Current Electricity (Physics) (ICSE) X


Test Current Electricity (ICSE)

Subject: Physics                                                            Total Marks: 11
Class: X                                                                       Max time: 20min

  1. Define emf of a cell. (1)
  2. Draw a diagram showing free fall of a body. (1)
  3. Show a series combination of a resistance in diagrammatic form. (1)
  4. Calculate the resistance of 1.5km long copper wire of radius 2mm. The resistivity of copper is 1.72 × 10-8 Ωm. (2)
  5. State Ohm’s law. Write the conditions for Ohm’s law. (2)
  6. Define potential difference and give it’s units. (2)
  7. Write the formula of series and parallel combination of resistance. (2)



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