SSC JE Mechanical Engineering 4th March 2017 Shift-1

Instructions

For the following questions answer them individually

SSC JE Mechanical Engineering 4th March 2017 Shift-1 - Question 71


In arc welding, eyes need to be protected against:-

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SSC JE Mechanical Engineering 4th March 2017 Shift-1 - Question 72


The main criterion for selection of electrode diameter in arc welding is:-

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SSC JE Mechanical Engineering 4th March 2017 Shift-1 - Question 73


Open circuit voltage for arc welding is of the order of:-

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SSC JE Mechanical Engineering 4th March 2017 Shift-1 - Question 74


Which of the following is not a casting defect?

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SSC JE Mechanical Engineering 4th March 2017 Shift-1 - Question 75


The chief advantage of die casting is:-

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SSC JE Mechanical Engineering 4th March 2017 Shift-1 - Question 76


For mounting several patterns at a time, which of the following type of pattern is used?

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SSC JE Mechanical Engineering 4th March 2017 Shift-1 - Question 77


Casting process is preferred for parts having ______.

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SSC JE Mechanical Engineering 4th March 2017 Shift-1 - Question 78


Holes in parts which have been hardened by heat treatment can be finished to accurate size only by:-

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SSC JE Mechanical Engineering 4th March 2017 Shift-1 - Question 79


A grinding wheel gets glazed due to:-

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SSC JE Mechanical Engineering 4th March 2017 Shift-1 - Question 80


Which of the following is the not a natural abrasive?

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