Questions and answers for exam Preparation

MCQs

Total Questions : 192 | Page 5 of 20 pages

Question 41. Which of the following equations best explains the phenomenon of winds flowing from high pressure to low pressure?

Pressure = Force/Area
Roult’s law
Force = mass*acceleration
Ideal gas equation

Discuss Question

Answer: Option D. -> Ideal gas equation
Answer: (d).Ideal gas equation

Question 42. A downburst is created by an area of rain-cooled air that _____

after hitting the ground generates strong winds which spread in all directions
don’t hit the ground
after hitting the ground generates extremely weak winds which spreads in all directions
are short gusts

Discuss Question

Answer: Option A. -> after hitting the ground generates strong winds which spread in all directions
Answer: (a).after hitting the ground generates strong winds which spread in all directions

Question 43. What is land breeze?

Winds that hit the sea to generate extremely weak winds which spreads in all directions
Winds from land that flow during night towards the sea and replace the lighter and rising hot air
Winds from sea that flow towards the land and replace the lighter and rising hot air
Short gusts originating from land

Discuss Question

Answer: Option C. -> Winds from sea that flow towards the land and replace the lighter and rising hot air
Answer: (c).Winds from sea that flow towards the land and replace the lighter and rising hot air

Question 44. How do thunderstorms form?

Thunderstorms originate from a pleasant breeze
Thunderstorms are produced by mid-level clouds
Thunderstorms are produced by cumulonimbus cloud which generated gusty winds and heavy rains
Thunderstorms originate from low-level clouds and do not carry rain with them

Discuss Question

Answer: Option C. -> Thunderstorms are produced by cumulonimbus cloud which generated gusty winds and heavy rains
Answer: (c).Thunderstorms are produced by cumulonimbus cloud which generated gusty winds and heavy rains

Question 45. What is sea breeze?

Winds that don’t strike the ground level
Winds from sea that flow during day towards the land and replace the lighter and rising hot air
Winds that hit the land to generate extremely weak winds which spreads in all directions
Short gusts originating from sea

Discuss Question

Answer: Option B. -> Winds from sea that flow during day towards the land and replace the lighter and rising hot air
Answer: (b).Winds from sea that flow during day towards the land and replace the lighter and rising hot air

Question 46. Wind speed is measure by ______

anemometers
odometers
ammeter
weather vanes

Discuss Question

Answer: Option A. -> anemometers
Answer: (a).anemometers

Question 47. What is wind speed?

Net molecular flux along the wind axis divided by the mean molecular number density
Molecular flux along the wind axis divided by the mean molecular number density
Net molecular flux along the wind axis divided by molecular number density
Molecular flux opposite the wind axis divided by the mean molecular number density

Discuss Question

Answer: Option A. -> Net molecular flux along the wind axis divided by the mean molecular number density
Answer: (a).Net molecular flux along the wind axis divided by the mean molecular number density

Question 48. When looking for a wind site, assessors start by _______

determining the direction of prevailing wind at the site
looking for a good source of water
looking for a location with good sunlight
determining all the directions of the local wind

Discuss Question

Answer: Option A. -> determining the direction of prevailing wind at the site
Answer: (a).determining the direction of prevailing wind at the site

Question 49. Which of the following is required for the installation of a wind turbine system?

A weak wind flow
A consistent and strong wind flow
Still air
A consistent wind flow with obstructions

Discuss Question

Answer: Option B. -> A consistent and strong wind flow
Answer: (b).A consistent and strong wind flow

Question 50. Which of the following is preferred in a good wind site?

Still air
A higher altitude terrain with objects obstructing the wind flow
A higher altitude terrain with no or minimum objects obstructing the wind flow
A lower altitude terrain with no or minimum objects obstructing the wind flow

Discuss Question

Answer: Option C. -> A higher altitude terrain with no or minimum objects obstructing the wind flow
Answer: (c).A higher altitude terrain with no or minimum objects obstructing the wind flow