Thu. Jan 9th, 2025

Atmospheric Pressure and Motion

  1. Total weight of mass of column of air above per unit area at sea level is known as

    Options:
    1. Pressure gradient
    2. Airmass
    3. Density of air
    4. Air pressure

    Option: D

  2. The maximum atmospheric pressure is found

    Options:
    1. At sea level
    2. At the top of mountain
    3. At poles
    4. On equator

    Option: A

  3. The atmospheric pressure exerts the weight of __________at sea level.

    Options:
    1. 1034 grams per square centimeter
    2. 1034 grams per square centimeter
    3. Both a and b
    4. None of the above

    Option: C

  4. The standard air pressure at sea level is

    Options:
    1. 1025.25 mb
    2. 1013.25 mb
    3. 1000.25 mb
    4. 960 mb

    Option: B

  5. The standard air pressure at sea level is

    Options:
    1. 1013.25 mb
    2. 29.92 inches
    3. 76 cm
    4. All of the above

    Option: D

  6. The height of mercury up to 0.1 inch in the glass tube is equivalent to

    Options:
    1. 1.25 mb
    2. 3.4 mb
    3. 4.4 mb
    4. 7.6 mb

    Option: B

  7. Air pressure is measured with the help of

    Options:
    1. Fortin's barometer
    2. Aneroid barometer
    3. Altimeter
    4. All of the above

    Option: D

  8. The lines joining the places of equal pressure at sea level are called

    Options:
    1. Isobars
    2. Isonephs
    3. Isohaline
    4. Isotherms

    Option: A

  9. Air pressure decreases with increasing altitudes at the rate of

    Options:
    1. 3.4 mb per 600 metres
    2. 3.4 mb per 1000 feet
    3. 3.4 mb per 600 feet
    4. 3.4 mb per 1000 metre

    Option: C

  10. Half of the total atmospheric pressure is confined to the altitude of

    Options:
    1. 2700 feet
    2. 600 feet
    3. 1800 feet
    4. 900 feet

    Option: C

  11. The highest sea level pressure was recorded at

    Options:
    1. Agata of Russia
    2. North way, Alaska, USA
    3. Guam in the Pacific Ocean
    4. Irkutsk in Siberia

    Option: A

  12. The highest sea level pressure of ________ was recorded at Agata of Russia.

    Options:
    1. 1038 mb
    2. 1083.8 mb
    3. 1033 mb
    4. 1065.6 mb

    Option: B

  13. The highest sea level pressure of 1083.8 mb was recorded at Agata of Russia on

    Options:
    1. December 31,1968
    2. July 31,1966
    3. 12-Oct-79
    4. December 22,1989

    Option: A

  14. The lowest sea level pressure was recorded at

    Options:
    1. Agata of Russia
    2. North way, Alaska, USA
    3. Guam in the Pacific Ocean
    4. Irkutsk in Siberia

    Option: C

  15. The lowest sea level pressure of ________ was recorded at Typhoon Tip, near Guam in the Pacific Ocean.

    Options:
    1. 1038 mb
    2. 870 mb
    3. 877 mb
    4. 960 mb

    Option: B

  16. The lowest sea level pressure of 1083.8 mb was recorded at Typhoon Tip, near Guam in the Pacific Ocean on

    Options:
    1. December 31,1968
    2. July 31,1966
    3. 12-Oct-79
    4. December 22,1989

    Option: C

  17. If temperature increases then pressure will

    Options:
    1. Increase
    2. Decrease
    3. No effect
    4. None of the above

    Option: B

  18. Which of the following factors control distribution of atmospheric pressure

    1. Altitude
    2. Atmospheric Temperature
    3. Earth’s Rotation
    4. Water Vapour
    Options:
    1. 1 and 3
    2. Only 1
    3. 1, 2 and 4
    4. All of the above

    Option: D

  19. Decrease of pressure between isobars of different values is called

    Options:
    1. Gradient
    2. Pressure Force
    3. Pressure gradient
    4. Air pressure

    Option: C

  20. Pressure gradient is also known as

    Options:
    1. Hygrometric slope
    2. Pressure Force
    3. Barometric slope
    4. Air pressure

    Option: C