Aviation Meteorology — Sample Paper 2

A halo signifies a predominance in the cloud of:

R26/M0150 in a METAR indicates that

Ice crystal Theory explains occurrence of rainfall from

To avoid icing, a pilot should prefer a cloud showing which optical phenomenon?

Minimum temperature is measured by

A sudden rise in the level of rivers or streams causing floods is called

The huge vertical circulations, one between the equator and 30N and another between equator and 30S, are called

In the ISA, the 700 hPa level corresponds to approximately:

Hail grows as it freezes as it

Over J&K and western Himalayas Rainfall is more in

Precipitation ceases after the passage of a front

Radiation-fog activity increases after the passage of a:

QNH 1002.6 hPa is reported as

……… occurs in a moist cloudless air on an aircraft surface having temp. below 0°C, due to sublimation of water vapour onto feathery ice crystals

A squall is distinguished from a gust by its:

Wind speed along the axis of a jet stream is always

For National Flights the winds and temperatures are provided for LL Flights for altitudes

Surface (screen) temperature is recorded at a height above ground of:

Peninsular discontinuity occurs during

Visibility is poor in a Warm Front

Rising air creates calms or doldrums in the equatorial region.

In a monsoon depression maximum weather occurs in

Most CAT in India occurs on the fringes of the jet stream. The maximum frequency of CAT over North India is during

Pressure will ____ with increasing height, being about ____ at 10 000 ft and ____ at 30 000 ft:

Friction makes the wind cross the isobars by about ____ over land and ____ over sea:

An aircraft flying in Pre monsoon season from Delhi to Kolkata at 10 km will experience winds

Flying Delhi→Calcutta at a constant indicated altitude and drifting to starboard, the true altitude compared with the indicated altitude will be:

The landing forecast appended to any METAR is valid for

In a depression the wind speed is

The Aurora Borealis is called the ____ Lights:

The height of the tropopause at the Equator is approximately:

Visibility / RVR is measured by

Katabatic wind is a downslope cold wind caused by nocturnal cooling:

The rainfall over India during monsoon depends on

When flying through on active TS, lightning strikes are mostly likely

Over valley and foot hills TS generally occur during

In the NH the thermal wind blows parallel to the ____ with the lower values (cold) on its left:

TRS occurs over Indian seas in

Altostratus (AS) is:

Surge is sudden strengthening of wind in the …….. air mass

In the ISA, the 200 hPa level corresponds to approximately:

In a mature tropical cyclone, they eye area is characterised by:

Nimbostratus (NS) cloud occurs at a:

A corona occurs in ____ cloud:

A clear, calm night is cooler than a cloudy night because the nocturnal radiation is:

Dry air having a temp of 35°C on surface when forced to rise adiabatically by 1 km would attain a temp of

cyclonic storm cross tamil Nadu coast in :

Around a low-pressure area, the surface winds:

Bishop's ring is caused by diffraction of light by fine particles of:

Precipitation occurs over a belt of 30–50 km on both sides of front