Related Questions

Ruby's height is 5'2". Ana is taller than Ruby but she is not taller than Pamela. Pamela is shorter than her cousin Rony but she is not shorter than Ruby. Who is the tallest in the group?
A Ana
B Rony
C Pamela
D Ruby
Pamela is sensitive__________ both heat and cold.
A about
B at
C for
D to
The first English novel, pamela has been written by-
A Daniel Defoe
B Henry Fielding
C Samuel Richardson
D Sir Walter Scott
"I gave the packet to Tom,who kept it a long time," said Pamela.
A Pamela said that she had gave the packet to Tom who kept it a long time.
B Pamela said that she had given the packet to Tom,who kept it a long time.
C Pamela said that she had given the packet to Tom,who kept it for longtime
D Pamela said that she had given the packet to Tom, to keep for a long time.
How are the efficiencies of any heat engine (miu) and reversible heat engine (miuR) compared, when both are operating between same heat source and same heat sink?
A miu = miuR
B miu>miuR
C miu
D none of these
Air is to be heated by condensing steam. Two heat exchangers are available (i) a shell and tube heat exchanger and (ii) a finned tube heat exchanger. Tube side heat transfer area are equal in both the cases. The recommended arrangement is
A Finned tube heat exchanger with air inside and steam outside
B Finned tube heat exchanger with air outside and steam inside
C Shell and tube heat exchanger with air inside tubes and steam on shell side
D Shell and tube heat exchanger with air on shell side and steam inside tubes
__ sensitive = extremely physically sensitive to particular medicines, lights etc.
A Over
B Hyper
C Mega
D Out
Heat sensitive materials with very high latent heat of vaporisation may be economically separated using
A Liquid extraction
B Distillation
C Evaporation
D Absorption
The scales form in heat exchanges after a period of operation and provide additional resistance to heat transfer with some heat transfer coefficient . The reciprocal of this scale heat transfer coefficient is called .
A scaling factor
B forming factor
C resisting factor
D fouling factor
Extended heat transfer surface like fins are used to increase the heat transfer rate. Fin efficiency is defined as the ratio of heat transferred across the fin surface to the theoretical heat transfer across an equal area held at the
A Surrounding temperature
B Average temperature of the fin
C Temperature of the fin end
D Constant temperature equal to that of the base

Next steps