1131: A conveyer belt delivers baggage at the rate of 3 tons in 5 minutes, and a second conveyer belt delivers baggage at the rate of 1 ton in 2 minutes. How much time will it take to get 33 tons of baggage delivered using both the conveyer belts ?
(a) 25 minutes and 30 seconds
(b) 30 minutes
(c) 35 minutes
(d) 40 minutes and 45 seconds
1132: Cape Canaveral, the site from which space shuttles are launched is located on the coast of
(a) Virginia
(b) Florida
(c) South Carolina
(d) North Carolina
1133: Assertion (A) : A jet aircraft moving at Mach Number equal to 1 travels faster at an altitude of 15 km than while moving at mach number equal to 1 near the sea level.
Reason (R) : the velocity of sound depends on the temperature of the surrounding medium.
(a) Both A and R are individually true and R is the correct explanation of A
(b) Both A and R are individually true but R is not the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true
1134: Consider the following pairs : Region Well-known for the production of
1. Kinnaur : Area nut
2. Mewat : Mango
3. Coromandel : Soya bean
Which of the above pairs is/are correctly matched ?
(a) 1 and 2 only
(b) 3 only
(c) 1, 2 and 3
(d) None
1135: Acid rain is caused by pollution of environment by:
(a) Carbon dioxide and nitrogen
(b) Carbon monoxide and carbon dioxide
(c) Ozone and carbon dioxide
(d) Nitrous oxide and sulphur dioxide