Related Questions

Work done in an adiabatic process between two states depends on the
A Rate of heat transmission
B Initial state only
C End states only
D None of these
The work done in an adiabatic change in a particular gas depends upon changes in the __________ only.
A Temperature
B Specific heat
C Volume
D Pressure
The expression for the work done for a reversible polytropic process can be used to obtain the expression for work done for all processes, except reversible __________ process.
A Isobaric
B Isothermal
C Adiabatic
D None of these
The work done in isothermal compression compared to that in adiabatic compression will be
A Less
B More
C Same
D More or less depending upon the extent of work done
A can do a piece of work in 10 days. While B alone can do it in 15 days. They work together for 5 days and the rest of the work is done by C in 2 days. If they get Tk 450 for the whole work, how much money C should get from the whole?
A Tk 150
B Tk. 75
C Tk. 225
D Tk. 200
The pair is known as a higher pair, when the relative motion between the elements of a pair is
A turning only
B sliding only
C rolling only
D partly turning and partly sliding
Minimum work in compressor is possible when the value of adiabatic index ‘n’ is equal to
A 0.75
B 1
C 1.27
D 1.35
It is desired to bring about a certain change in the state of a system by performing work on the system under adiabatic conditions.
A The amount of work needed is path dependent
B Work alone can not bring out such a change of state
C The amount of work needed is independent of path
D More information is needed to conclude anything about the path dependence or otherwise of the work needed
Faruk can do a work in 12 days and Salam can do the same work in 8 days. If Faruk , Salam and Babu work together , they can complete the work in 4 days . How many days will it take Babu to complete the work alone ?
A 16
B 20
C 24
D 32
A can finish a work in 5 days and B takes 4 days to do the same work. If the work is increased by 8 times, how many days will it take for both of them to finish the work if they work together?
A 10 days
B 15 days
C 20 days
D 25 days

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