SSC JE Mechanical Engineering 22nd Jan 2018 Shift-2

Instructions

For the following questions answer them individually

Question 131

What will be the drynessfraction for liquid ($$m_1$$) and vapour ($$m_2$$) mixture?

Video Solution

Question 132

What is the amount of maximum work that can be extracted from a Carnot engine working between temperature 1000 K and 100 K?

Video Solution

Question 133

When the degree of randomnessincreases, what is the change in entropy ?

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Question 134

For a heat pump, the second law ofefficiency can be written in the form ............

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Question 135

Which entropy value best defines the state of water at triple point?

Video Solution

Question 136

Which of the following cycle is used in compression ignition (SI) engine?

Video Solution

Question 137

The self ignition temperature of diesel is ............ as comparedto that of petrol.

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Question 138

What happens when supercharging is done for spark ignition engines?

Video Solution

Question 139

Which of the following factors does NOTcontribute towards detonation in an engine?

Video Solution

Question 140

Which of the substance cannot be classified as pure substance?

Video Solution

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