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Aviation 4

Description: Free Pilot Aviation Exam Preparation Test and Online Practice Study Material for All Aviation Entrance Exams
Number of Questions: 25
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What type of pressure can one expect in cold regions?

  1. Low

  2. High

  3. Variable

  4. Uniform


Correct Option: D

The pressure difference between two places divided by distance between them is called pressure

  1. trend

  2. gradient

  3. factor

  4. change


Correct Option: B

The diurnal variation of pressure is least at

  1. the poles

  2. the equator

  3. mid lattitudes

  4. none of these


Correct Option: A

Altimeter is a modified

  1. thermometer

  2. barometer

  3. both (1) and (2)

  4. none of these


Correct Option: B

The line joining places of equal pressure tendency is called

  1. isobar

  2. isotach

  3. isollobar

  4. none of these


Correct Option: A

The rate of fall of pressure ____ in warm air than in cold air.

  1. increases

  2. decreases

  3. is same

  4. none of these


Correct Option: B

___ is the pressure when aerodrome pressure is reduced to MSL under ISA condition.

  1. QFE

  2. QNH

  3. QNE

  4. QFF


Correct Option: B

The rate of fall of pressure ____ in cold air than in warm air.

  1. increases

  2. reduces

  3. stays constant

  4. none of these


Correct Option: A

The lapse rate at 20 km to 30 km from Earth's surface is

  1. 1 degree/1000 feet

  2. 2 degrees/1000 feet

  3. 3 degrees/1000 feet

  4. none of these


Correct Option: A

_____ value is plotted on weather charts in Meteorological offices.

  1. QFF

  2. QFE

  3. QNE

  4. QNH


Correct Option: A

Diurnal variation in temperature is ___ over sea than that over land.

  1. greater

  2. lesser

  3. same

  4. none of these


Correct Option: B

100 degree Celsius corresponds to ____ K

  1. 373

  2. 378

  3. 381

  4. 383


Correct Option: A

Low density will generally have _____ effect on aircraft performance.

  1. no

  2. a good

  3. an adverse

  4. none of these


Correct Option: C

At 11 km to 20 km from Earth's surface, the lapse rate of temperature is

  1. 0 degree/1000 feet

  2. 1 degree/1000 feet

  3. 2 degrees/1000 feet

  4. none of these


Correct Option: A

What constant temperature is maintained at 11 km to 20 km from Earth's surface?

  1. -56.5 C

  2. -45.6 C

  3. -32.9 C

  4. None of these


Correct Option: A

An unstable airmass, when pushed up,

  1. moves up on its own

  2. stays constantly there

  3. sinks back

  4. none of these


Correct Option: D

In the cold region, winds are

  1. heavy

  2. light

  3. absent

  4. none of these


Correct Option: B

The minimum temperature is reached

  1. during sunrise

  2. during sunset

  3. during noon

  4. none of these


Correct Option: A

When ELR is higher than DALR, the atmosphere is said to be

  1. unstable

  2. stable

  3. partially stable

  4. none of these


Correct Option: A

In a neutral atmosphere, a parcel of air when pushed,

  1. rises up

  2. sinks down

  3. remains where it is kept

  4. behaves abnormally


Correct Option: C

In atmosphere, ______ of the weather processes is/are adiabatic.

  1. most

  2. none

  3. many

  4. few


Correct Option: A

A stable air mass when pushed up,

  1. sinks back to the original position

  2. rises up

  3. sinks below the original position

  4. stays there


Correct Option: A

The lapse rate for dry air is

  1. 10 degrees/Km

  2. 12 degrees/Km

  3. 14 degrees/Km

  4. none of these


Correct Option: A

The lapse rate for saturated air is ___ of the lapse rate for dry air.

  1. half

  2. double

  3. thrice

  4. one-fourth


Correct Option: A

If ELR is same as DALR, the atmosphere is said to be

  1. stable

  2. unstable

  3. neutral

  4. none of these


Correct Option: C
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