GATE CH topic:chemical-processes PYQs & Answers — Page 53

Questions 521–530 of 650. Imported answers require independent review unless marked reviewed.

“When she fell down the ______, she received many ______ but little help.” The words that best fill the blanks in the above sentence are

Your answerChoose one option.

stairs, stares

stairs, stairs

stares, stairs

stares, stares

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“In spite of being warned repeatedly, he failed to correct his ________ behaviour.” The word that best fills the blank in the above sentence is

Your answerChoose one option.

rational

reasonable

errant

good

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For

and

are both decreasing functions in the interval ________.

Your answerChoose one option.

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The area of an equilateral triangle is

. What is the perimeter of the triangle?

Your answerChoose one option.

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Arrange the following three-dimensional objects in the descending order of their volumes: (i) A cuboid with dimensions 10 cm, 8 cm and 6 cm (ii) A cube of side 8 cm (iii) A cylinder with base radius 7 cm and height 7 cm (iv) A sphere of radius 7 cm

Your answerChoose one option.

(i), (ii), (iii), (iv)

(ii), (i), (iv), (iii)

(iii), (ii), (i), (iv)

(iv), (ii), (iii), (i)

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An automobile travels from city A to city B and returns to city A by the same route. The speed of the vehicle during the onward and return journeys are constant at 60 km/h and 90 km/h, respectively. What is the average speed in km/h for the entire journey?

Your answerChoose one option.

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A set of 4 parallel lines intersect with another set of 5 parallel lines. How many parallelograms are formed?

Your answerChoose one option.

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To pass a test, a candidate needs to answer at least 2 out of 3 questions correctly. A total of 6,30,000 candidates appeared for the test. Question A was correctly answered by 3,30,000 candidates. Question B was answered correctly by 2,50,000 candidates. Question C was answered correctly by 2,60,000 candidates. Both questions A and B were answered correctly by 1,00,000 candidates. Both questions B and C were answered correctly by 90,000 candidates. Both questions A and C were answered correctly by 80,000 candidates. If the number of students answering all questions correctly is the same as the number answering none, how many candidates failed to clear the test?

Your answerChoose one option.

30,000

2,70,000

3,90,000

4,20,000

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what is the value of

Your answerChoose one option.

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In a detailed study of annual crow births in India, it was found that there was relatively no growth during the period 2002 to 2004 and a sudden spike from 2004 to 2005. In another unrelated study, it was found that the revenue from cracker sales in India which remained fairly flat from 200 to 2004, saw a sudden spike in 2005 before declining again in 2006. The solid line in the graph below refers to annual sale of crackers and the dashed line refers to the annual crow births in India. Choose the most appropriate inference from the above data.

Diagram for Chemical Engineering question 10

Your answerChoose one option.

There is a strong correlation between crow birth and cracker sales.

Cracker usage increases crow birth rate.

If cracker sale declines, crow birth will decline.

Increased birth rate of crows will cause an increase in the sale of crackers.

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GATE CH topic:chemical-processes PYQs

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10