ISRO Scientist or Engineer Mechanical Dec 2017

Instructions

For the following questions answer them individually

Question 1

The most applicable failure theory for metals like Aluminium is

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Question 2

Which one of the following is FALSE?

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Question 3

A statistical process control chart which shows the number of defects found in a subgroup of fixed size is

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Question 4

Complex irregular three dimensional surfaces can be located using the following method

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Question 5

The force in member BC of steel truss structure shown in figure below is (Cross section of each member is A, Length of each member is ‘l')

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Question 6

Buckling loads (Pi) of 4 columns of equal length and cross section, but with different end conditions are shown below. Which ofthe following is TRUE?

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Question 7

The bar AB weighs 10 kg per meter and is supported by cable AC and a pin at B. Reaction at B is ( take g = 10 m/s$$^2$$)

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Question 8

Arrange the metals Aluminium, Copper, Iron & Silver in increasing order of thermal conductivity

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Question 9

Modulus of resilience for the below material is

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Question 10

Which of the following is FALSE?

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