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ESE 2022 ME - Technical Quiz 18

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Question 1

For two infinite parallel gray planes with emissivities ∈1= ∈2 = 0.5, the  view factor of each plate  is

Question 2

According to Prandtl Blasius relation, the thickness of boundary layer in turbulent flow is______.

Question 3

Compression ratio of I.C. engine is

Question 4

The vapour compression refrigerator follows which of the following cycle

Question 5

Which type of stress is developed at the cross section of the shaft when it is subjected to a twisting moment?

Question 6

Misrun is a casting defect which occurs due to

Question 7

Which of the following is also known as military organisation?

Question 8

What does ‘a’ and ‘e’ indicate in the surface texture symbol shown below

Question 9

If the ratio of the diameter of rivet hole to the pitch of rivets is 0.25, then the efficiency of the joint is.

Question 10

In a forest logs were to be carried from one side to the other side of the river bank. If the velocity of the logs being pulled is 14 m/s, and the river flows at velocity of 8 m/s. what would be the resultant velocity of the logs?
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