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ESE ME 2018 Exam: Practice Quiz 8

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Question 1

Which one of the following casting processes is best suited to make bigger size hollow symmetrical pipes?

Question 2

If the speed of the engine varies between 390rpm and 410 rpm in a cycle of operation, the coefficient fluctuation of speed will be

Question 3

Which cycle have lowest Refrigeration COP _____

Question 4

A fixed gear having 200 teeth is meshed with a smaller gear having 50 teeth. The two gears are connected by an arm. The number of turns made by the smaller gear for one revolution of the arm about the centre of the bigger gear is

Question 5

The effectiveness of a fin will be maximum in an

Question 6

Consider the following statements relating to forecasting:
1). The time horizon to forecast depends upon where the product currently lies in its life cycle
2). Opinion and judgmental forecasting method sometimes incorporate statistical analysis
3). In exponential smoothing, low values of smoothening constant, alpha result in more smoothing than higher values of alpha.
Which of these statements are correct?

Question 7

The use of a draft tube in a reaction type water turbine helps to

Question 8

Admiralty Brass is used for

Question 9

A point in two–dimensional stress state, is subjected to biaxial stress as shown in the above figure. The shear acting on the plane AB is
Description: F:\GradeStack Courses\GATE Tests (Sent by Ravi)\GATE-22-April\GATE-IES-ME-Strength-of-Materials_files\image157.jpg

Question 10

A cantilever beam of negligible weight is carrying a mass M at its free end, and is also resting on an elastic support of stiffness k1 as shown in the figure below. If k2 represents the bending stiffness of the beam, the natural frequency (rad/s) of the system is
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Aug 4ESE & GATE ME