Un-Answered Questions { Mechanical Engineering }

In a rankine cycle if maximum steam pressure is increased keeping steam temperature and condenser pressure same, what will happen to dryness fraction of steam after expansion ?

610


What is difference between conjugate beam and continuous beam ?

738


Define buckling factor?

878


What causes hardness in steel ? How heat treatment alters properties of steel ?

649


What is the role of silicon as alloying element in steels ?

643


How oxygen can be removed from steel during melting? What are fully killed steels ?

700


What is heavy water and what is its use in nuclear plants ?

638


Why rate of condensation is higher on a polished surface compared to rusty surface ?

915


What is the difference between column and strut ?

693


What is the difference between conversion and enrichment ?

696


What is the percentage of chromium in 18 : 4 : 1 iiss ?

638


Which parameter remains constant in a throttling process ?

668


List at least two factors that promote transition from ductile to brittle fracture.

643


What is the difference between stalling and surging in rotary compressions ?

614


Why gas turbine power plant needs efficient compressor ?

712