Given below are two statements, one is labelled as Assertion (A) and the other as Reason (R). Assertion (A) : Jet streams discovered during World War II are high altitude easterly winds. Reason (R) : Jet streams flow with a speed of 300 - 500 km/hour. Select the correct answer from the codes given below :

Based on the following statements, select the correct answer from the code given below: (a) Western disturbances are driven by westerly winds. (b) Western disturbances bring moisture from the Mediter…

With reference to “Coriolis force”, which of the following statements is/are correct? 1. It increases with increase in wind velocity. 2. It is maximum at the poles and is absent at the equator. Selec…

Consider the following statements :- (1) Tropical deserts in the world are found in the trade wind bands of western ends of Continents. (2) In India, Eastern Himalayan region receives more rain from…

Consider the following statements : 1. Jet streams occur in the Northern Hemisphere only. 2. Only some cyclones develop an eye. 3. The temperature inside the eye of a cyclone is nearly 10ºC lesser th…

Consider the following statements about the 'Roaring Forties': 1. They blow uninterrupted in the northern and southern hemispheres 2. They blow with great strength and constancy 3. Their direction is…