SSC JE Mechanical Engineering 3rd March 2017 Shift-2

Instructions

For the following questions answer them individually

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 21


In regenerator type heat exchanger, heat transfer takes place by

Video Solution

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 22


Film coefficient is the ratio of _____.

Video Solution

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 23


Highest thermal diffusivity is of _____.

Video Solution

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 24


Highest thermal conductivity is of _____.

Video Solution

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 25


The ratio of work done per cycle to the swept volume in case of compressor is called

Video Solution

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 26


The indicator diagram shown in the figure below obtained on a compressor shows that _______.

Video Solution

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 27


Metals are good heat conductors because _____.

Video Solution

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 28


Heat is transferred from an insulated pipe to the surrounding still air by _____.

Video Solution

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 29


Heat is transferred by conduction, convection and radiation in _____.

Video Solution

SSC JE Mechanical Engineering 3rd March 2017 Shift-2 - Question 30


In optical pyrometers absorption filter is used _____.

Video Solution
cracku

Boost your Prep!

Download App