Engineering Sciences
2019 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE XE 2019 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 169–171 of 175. Imported answers require review unless explicitly marked reviewed.
Question 16
Open questionXE-HNAT2 marksNeeds review
It rains 10 cm in a day over an ocean with a mixed layer depth of 5 m and initial salinity 30 g kg
. The rain water uniformly mixes with the existing mixed layer water. The final salinity after the rain is ________ g kg
. (Round off to one decimal place.)Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 17
Open questionXE-HNAT2 marksNeeds review
A moist air parcel is lifted adiabatically to 800 hPa level. Initial temperature and pressure of the parcel are 300 K and 1010 hPa, and the partial pressure of water vapor is 10 hPa. The partial pressure of the water vapor at the new location is ________ hPa. (Round off to one decimal place.)
Take saturation vapor pressure of water at temperature
as
where
hPa,
K, gas constant (
) = 287 J kg
K
, and
= 1005 J kg
K
.Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 18
Open questionXE-HNAT2 marksNeeds review
In steady state, global mean precipitation
is equal to global mean evaporation
from the surface of the earth. If
is 2.8 mm day
, then the global mean surface latent heat flux is ________ W m
. (Round off to the nearest integer.)
Take latent heat of evaporation of water as
J kg
.Log in to check the answer
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