4041: Which one of the following is used as an anti-freeze for the automobile engines?
(a) Propyl alcohol
(b) Ethanol
(c) Methanol
(d) Ethylene glycol
4042: Consider the following statements:
1. Either of the two belts over the oceans at about 30 degree to 35 degree N and S Latitudes is known as Horse Latitude.
2. Horse latitudes are low pressure belts.
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Neither 1 nor 2
(d) Both 1 and 2
4043: What is the largest 4 digit number exactly divisible by 88?
4044: A complete cycle of a traffic light takes 60 seconds. During each cycle the light is green for 25 second, yellow for 5 second and red for 30 second. At a randomly chosen time, the probability that the light will not be green is
(a) 1/3
(b) 1/4
(c) 5/12
(d) 7/12
4045: Which one of the following is printed on a commonly used fluorescent tubelight ?
(a) 220 k
(b) 273 k
(c) 6500 k
(d) 9000 k