SSC JE Mechanical Engineering 25th May 2014 Shift-2

Instructions

For the following questions answer them individually

Question 121

Self-ignition temperature of diesel a compared to petrol

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Question 122

The binding material used in cemented carbide tools is

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Question 123

The water hammer pressure in a pipe can be reduced by

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Question 124

When a fluid is in motion, the pressure at a point is same in all directions. Then thefluid is

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Question 125

Density of water is maximum at

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Question 126

The ability of a tool materialto resist shock or impact forces is known as

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Question 127

The tool material which has high heat and wear resistance is

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Question 128

To improve the surface finish of castings, the following additive is used in the moulding sand :

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Question 129

Cereals are added to the moulding sand to improve the following:

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Question 130

Plastic toys are usually produced by using

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