Related Questions

  1. A 220 volt and 1000 watt bulb is connected across a 110 volt mains supply.
  2. Two radioactive materials X₁ and X₂ have decay constants 5λ and λ respectively
  3. A radioactive substance contains 10000 nuclei and its halflife period is 20 days
  4. When a bullet of mass 10 g and speed 100 ms⁻¹ penetrates up to distance 1 cm
  5. A tuning fork frequency 512 Hz is vibrated with a sonometer wire and 6 beats per second