When a descending air contracts and its volume decreases, what happens to its temperature? [IAS 2009]

Related MCQs

• Which of the following are true with regard to temperature control of the atmosphere of a given place? 1. The major temperature contrasts on earth's surface are between land masses and oceans 2. During night, the water surface cools more rapidly than the land surface 3. Temperature generally decreases with latitude on either side of the equator 4. Temperature rises to a maximum during summer and falls to a minimum during winter
• Summer rains in Australia broadly decreases from [IAS 2009]
• Which of the following are the ideal conditions for the phenomenon of temperature inversion to occur? [IAS 2001] 1. Long nights 2. Cloudy sky 3. Calm and stable air 4. Dry air
• Consider the following statements: 1. Temperature of surface water is comparatively higher in the northern hemisphere than in the southern hemisphere. 2. The isotherms in the southern hemisphere are not regular and do not follow the latitudes while they (isotherms) are regular and follow the latitudes in the northern hemisphere. Which of the statement(s) given above is/are correct? [IAS 2009]
• Consider the following statements regarding the distribution and pattern of isotherms 1. In the northern hemisphere, isotherms bend sharply equator-ward over the continents during winter. 2. Temperature gradients are greater in summer than in winter in the northern hemisphere. Which of the statement(s) given above is/are correct? [IAS 2009]
• Which of the following is/are characteristic of a depression in the southern hemisphere? 1. It is a mass of air whose isobars form an oval or circular shape 2. Pressure is high in the centre and decreases towards the outside 3. Air moves anti-clockwise
• The correct sequence of the following planets in terms of gravity, in the descending order is : [IAS 2003]
• Identify the correct descending order of production of wood pulp of the following countries: [IAS 2004] 1. USA 2. Sweden 3. Japan 4. Canada Select the correct answer using the codes given below:
• Consider the following statements: 1. A hurricane acquires its spin from the Coriolis effect. 2. The diameter of the hurricane decreases as it moves away from low latitudes. 3. The diameter of a hurricane is never below 150 km. Which of the statements given above is/are correct? [IAS 2007]
• With reference to the sub-tropical high pressure belt, consider the following statements: 1. It is affected by Earth's rotation and descent of winds from higher altitudes. 2. It is dynamically induced and characterized with anti-cyclonic conditions. Which of the statement(s) given above is/are correct? [IAS 2009]