Machine Design I 4 min read
Calculating the Stoichiometric Air-Fuel Ratio
Achieving fuel-efficiency in Internal Combustion Engines (ICE) is crucial to operation. In order to efficiently burn fuel in an ICE,…
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Machine Design I 3 min read
How to Design a Compression Valve Spring
The valve springs are a critical component for any engine’s performance. This article will talk about how to design a…
Machine Design I 4 min read
Eliminating Vibration Problems in Piping
Whether installed on a ship, factory, or in the local supermarket, all piping needs to well supported and vibration free.…
Interview Q & A 3 min read
Question Set 24
Q61. What is Hess law? Answer – According to the Hess law, the energy transfer is simply independent of the way…
Interview Q & A 2 min read
Question Set 23
Q51. What is the difference between hard water and soft water? Answer – Hard water contains an excess of scale forming…
Interview Q & A 3 min read
Question Set 22
Q41. Which furnace burns low-ash fusion coal and retains most of the coal ash in the slag? Ans: Cyclone furnace.…
Interview Q & A 4 min read
Question Set 21
Q21. What is ductile-brittle transition temperature? Answer – It is the temperature below which the tendency of a material to fracture…
Interview Q & A 3 min read
Question Set 20
Q1. What is annealing? Answer – It is a process of heating a material above the re-crystallization temperature and cooling after…
Interview Q & A 6 min read
Question Set 19
Q 31) List some advantages and disadvantages of Manual testing. Answer: Advantages: · No environment setup needed. · Programming knowledge is not…
Interview Q & A 10 min read
Question Set 18
Q 21) Do you think that testing can be done only at the UI level? Answer: Today as we are moving to…