SSC JE Mechanical Engineering 29th Jan 2018 Shift-1

Instructions

For the following questions answer them individually

Question 141

Which cycle is mostly used in high compression engines?

Video Solution

Question 142

An inventor says, he has invented an engine which will reject 20% of heat absorbed from the source and the engine operates between 2000 K and 500 K. What kind of engine it is?

Video Solution

Question 143

At what cut-off does the efficiency of Diesel cycle approaches that of Otto cycle?

Video Solution

Question 144

In a cyclic process, the work done by the system is 20 kJ,:30 kJ,:5 kJ and 10 kJ. What is the net heat (kJ) for the cyclic process?

Video Solution

Question 145

The heat rejection takes place in Carnot cycle at _______.

Video Solution

Question 146

What is the resultant of sum of product of pressure and volume (PV) with internal energy U known as?

Video Solution

Question 147

What is the value of $$\int\delta Q-\int\delta W$$ for a process ?

Video Solution

Question 148

If the efficiency of a Carnot engine is 40%, then the COP of the Carnot refrigerator will be ________.

Video Solution

Question 149

The triple point on a T-s diagram is ________.

Video Solution

Question 150

Which denoted path is followed by the dual cycle in the below $$p-V$$ diagram ?

Video Solution

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SSC JE Mechanical Engineering 29th Jan 2018 Shift-1

SSC JE Mechanical Engineering 29th Jan 2018 Shift-1

Which cycle is mostly used in high compression engines?

An inventor says, he has invented an engine which will reject 20% of heat absorbed from the source and the engine operates between 2000 K and 500 K. What kind of engine it is?

At what cut-off does the efficiency of Diesel cycle approaches that of Otto cycle?

In a cyclic process, the work done by the system is 20 kJ,:30 kJ,:5 kJ and 10 kJ. What is the net heat (kJ) for the cyclic process?

The heat rejection takes place in Carnot cycle at _______.

What is the resultant of sum of product of pressure and volume (PV) with internal energy U known as?

What is the value of $$\int\delta Q-\int\delta W$$ for a process ?

If the efficiency of a Carnot engine is 40%, then the COP of the Carnot refrigerator will be ________.

The triple point on a T-s diagram is ________.

Which denoted path is followed by the dual cycle in the below $$p-V$$ diagram ?

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