ATMOSPHERIC DENSTY / Air Density

1.       Density is     at poles than equator

a.    Higher

b.      Lower

c.      Same

2.       Above 8 km density is         at poles than at equator

a.      Higher

b.    Lower

c.      Same

3.       The altitude in ISA at which air density is the same as the observed density is called

a.    Density Altitude

b.      ISA Density

c.      Real Density

4.       Density is usually expressed as

a.      Kg/sq m

b.    g/cu m

c.      N/sq m

5.       Higher density altitude means        density

a.      Higher

b.    Lower

c.      Same

6.       For given pressure and temperature moist air has density

a.      Higher

b.    Lower

c.      Same

7.       Air is less denser in

a.      High Altitudes

b.      Warm Air

c.      High humidity

d.    All these

8.       Density altitude may be defined as:

a.      The altitude in a standard atmosphere at which the prevailing pressure occurs.

b.    The altitude in a standard atmosphere at which the prevailing density occurs.

c.      Surface of constant atmospheric pressure related to standard atmosphere of 1013.2 hPa