Chemical Engineering Basics A polymer is termed as an 'elastomer', if its percentage elongation is more than 100%. An elastomer is termed as 'rubber' if its percentage elongation is more than __________ percent. 400 200 150 300 400 200 150 300 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Brinell Hardness Number (BHN) for talc is approximately in the range of 200-250 1-5 100-150 20-30 200-250 1-5 100-150 20-30 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics For the same heat input & compression ratio, efficiency of Otto cycle is higher than that of diesel cycle, because in Otto cycle. Maximum temperature is higher Combustion is at constant volume Expansion & compression are isentropic Heat rejection is lower Maximum temperature is higher Combustion is at constant volume Expansion & compression are isentropic Heat rejection is lower ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Pick out the wrong statement. If the net positive suction head (NPSH) requirement of a pump is not satisfied, then It will be cavitated It will deliver low discharge of liquid It will not develop sufficient head to raise water Its efficiency will not be affected It will be cavitated It will deliver low discharge of liquid It will not develop sufficient head to raise water Its efficiency will not be affected ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Alloys having more than 80% copper are generally more Machinable Corrosion resistant Abrasion resistant Prone to season cracking Machinable Corrosion resistant Abrasion resistant Prone to season cracking ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics __________ is the process used for setting up compressive stresses in the surface of a metal to improve its fatigue strength. Lancing Slugging Spinning Shot peening Lancing Slugging Spinning Shot peening ANSWER DOWNLOAD EXAMIANS APP
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