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Which instrument is used to measure the power of electric circuit ?

  • Voltmeter
  • Wattmeter
  • Wavemeter
  • Viscometer
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1. Sudden fall in barometer is indication of

  • Storm
  • Rain
  • Tide
  • Clear weather

2. What is newton third law of motion ?

  • Every body maintains its initial state rest or motion unless no external force is applied.
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3. What is the range of mercury thermometer ?

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  • -10 degree Celsius to 350 degree Celsius
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  • Intensity of Flame
  • Angle
  • Solid Angle
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