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  • Question
  • If a barometric reading is falling, this usually indicates what


  • Options
  • A. Increasing pressure
  • B. Decreasing pressure
  • C. No pressure
  • D. None

  • Correct Answer
  • Decreasing pressure 

    Explanation

    A barometer is a tool that measures air pressure

    A rising barometer indicates increasing air pressure, a falling barometer indicates decreasing air pressure.

    In space, there is a nearly complete vacuum, so the air pressure is zero.

  • Tags: AIEEE, Bank Exams, GATE, Analyst, Bank Clerk, Bank PO

    Physics problems


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    • 1. The amount of water vapor in the air is

    • Options
    • A. Hot air
    • B. Humidity
    • C. Dew
    • D. Foam
    • Discuss
    • 2. A standing wave occurs when

    • Options
    • A. a wave reflects upon itself
    • B. the amplitude of a wave exceeds its wavelength
    • C. two waves overlap
    • D. the speed of the wave is zero or near zero
    • Discuss
    • 3. Two bulbs are fitted in a room in the domestic electric installation. One of them glows brighter than the other. Then

    • Options
    • A. the brighter bulb has smaller resistance
    • B. the brighter bulb has larger resistance
    • C. both the bulbs have the same resistance
    • D. none of these
    • Discuss
    • 4. Heat is associated with

    • Options
    • A. K.E of random motion of molecules
    • B. K.E of orderly motion of molecules
    • C. Total K.E of random and orderly motion of molecules
    • D. None of these
    • Discuss
    • 5. If a band is played on the moon the sound will

    • Options
    • A. reverberate
    • B. be heard by us faintly
    • C. be heard upto 10 km from it
    • D. not be heard at any distance at all from it
    • Discuss
    • 6. Which of the following is Not a form of Energy?

    • Options
    • A. Heat
    • B. Sound
    • C. Motion
    • D. Pressure
    • Discuss
    • 7. Which of the following uses a Non Renewable Energy Source?

    • Options
    • A. Wind Mill Power Plant
    • B. Hydro Electric Plant
    • C. Nuclear Power Plant
    • D. Tidal Power Plant
    • Discuss
    • 8. A Step-Up Transformer Increases

    • Options
    • A. Power
    • B. Current
    • C. Frequency
    • D. Voltage
    • Discuss
    • 9. Which process allows water to enter the atmosphere?

    • Options
    • A. Transpiration
    • B. Respiration
    • C. Condensation
    • D. Evaporation
    • Discuss
    • 10. Which of the following is the largest unit of information?

    • Options
    • A. 1 TB
    • B. 1 GB
    • C. 1 MB
    • D. 1 KB
    • Discuss


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