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ESE Prelims 2022 Achievers Quiz 17

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Question 1

As per the Kennedy’s theorem, the instantaneous centres of three links having relative motion lies on a __________.

Question 2

Permanent deformation of material with respect to time due to constant load and variable temperature is known as _________.

Question 3

Two finned surfaces with long fins are identical, except that the convective heat transfer coefficient for the first finned surface is twice that of the second one. What statement below is accurate for the efficiency and effectiveness of the first finned surface relative to the second one?

Question 4

Consider the following:
[1]. Crystal structure
[2]. Relative size
[3]. Chemical affinity
[4]. Valency
Which of these factors govern relative solubility of two metals in each other in the solid state?

Question 5

In case of steady uniform laminar flow through pipes,Discharge (Q) is equal to

Question 6

The deformation of a bar under its own weight as compared to that when subjected to a direct axial load equal to its own weight will be

Question 7

A disc clutch with a single friction surface has coefficient of friction equal to 0.3. The maximum pressure which can be imposed on the friction material is 1.5 MPa. The outer diameter of the clutch plate is 200 mm and its internal diameter is 100 mm. Assuming uniform wear theory for the clutch plate, the maximum torque (in N.m) that can be transmitted is _____

Question 8

The method of obtaining different mechanism by fixing different links of a kinematic chain is known as:

Question 9

The difference in pressure (in N/m2) across an air bubble of diameter 0.001 m immersed in water(surface tension=0.072 N/m) is ___________.

Question 10

In a production model, N is the optimum number of units produced per order, v is the production rate in units per day and d is demand rate units per day.The level of maximum inventory will be
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Jul 22ESE & GATE ME