Characteristics of Atmosphere Online Exam Quiz
Characteristics of Atmosphere GK Quiz. Question and Answers related to Characteristics of Atmosphere. MCQ (Multiple Choice Questions with answers about Characteristics of Atmosphere
According to ISA atmospheric model what is the value of datum atmospheric pressure in N/m2?
Options
A : 101325
B : 101335
C : 101336
D : 101326
At the equator the mean seasonal variation is small and the mean temperature is high whereas at the poles the mean seasonal variation is large and the mean temperature is low.
Options
A : TRUE
B : FALSE
C : -
D : -
At which speed the maximum rate of climb occurs?
Options
A : u=0.76
B : u=0.98
C : u=1
D : u=2
Regions of low pressure, cyclones and high pressure, anti-cyclones are formed by effects of convection currents in the atmosphere.
Options
A : TRUE
B : FALSE
C : -
D : -
The best gradient of climb is attained at ___
Options
A : airspeed below maximum drag speed
B : airspeed below maximum power speed
C : airspeed below minimum power speed
D : airspeed below minimum drag speed
The best rate of climb is attained at ___
Options
A : airspeed above maximum drag speed
B : airspeed above maximum power speed
C : airspeed above minimum power speed
D : airspeed above minimum drag speed
The rate of climb of an aircraft is measured by ___
Options
A : variometer
B : altimeter
C : pitot-static prob
D : gyroscope
The ratio of specific heats (?) of air is ___
Options
A : 1.6
B : 1.7
C : 1.4
D : 1.8
What are the percentages of nitrogen, oxygen, argon and carbon dioxide in atmosphere?
Options
A : 78%, 21%, 0.9%, 0.03%
B : 75%, 24%, 0.7%, 0.03%
C : 71%, 28%, 0.9%, 0.04%
D : 75%, 24%, 0.9%, 0.05%
What is the value of characteristic gas constant(R) in Nm/kg-K?
Options
A : 287.05287
B : 2.8705287
C : 2870.5287
D : 2.8705287
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