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Related Questions

  1. A microscope is having objective of focal length 1 cm and eye-piece of focal length 6 cm.
  2. The amount of heat energy required to raise the temperature of 1 g of Helium
  3. The magnetic flux linked with a circuit of resistance 100Ω increases from 10 to 60 Wb.
  4. A body cools in 7 minute from 60⁰C to 40⁰C. What time, in minute does it take to cool
  5. If, an electron in hydrogen atom jumps from an orbit of level n=3 to an orbit