Related Questions

If value of n is infinitely large in a polytropic process pVn = C, then the process is known as constant
A Volume
B Pressure
C Temperature
D Enthalpy
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
In case of compression of one kg of air, the work done will be the least, when the value of polytropic index 'n' is
A 1
B 1.4
C 1.5
D $$\gamma = \frac{{{{\text{C}}_{\text{p}}}}}{{{{\text{C}}_{\text{v}}}}}$$
The polytropic index (n) is given by
A $$\frac{{\log \left( {{{\text{p}}_1}{{\text{p}}_2}} \right)}}{{\log \left( {{{\text{v}}_1}{{\text{v}}_2}} \right)}}$$
B $$\frac{{\log \left( {\frac{{{{\text{p}}_2}}}{{{{\text{p}}_1}}}} \right)}}{{\log \left( {\frac{{{{\text{v}}_1}}}{{{{\text{v}}_2}}}} \right)}}$$
C $$\frac{{\log \left( {\frac{{{{\text{v}}_1}}}{{{{\text{v}}_2}}}} \right)}}{{\log \left( {\frac{{{{\text{p}}_1}}}{{{{\text{p}}_2}}}} \right)}}$$
D $$\log \left( {\frac{{{{\text{p}}_1}{{\text{v}}_1}}}{{{{\text{p}}_2}{{\text{v}}_2}}}} \right)$$
The value of machine is TK.6250. Its value decreases by 10% during the first year, 20% during second year and 30% during the third year. What will be the value of the machine after 3 years?
A 2650
B 3050
C 3150
D 3750
Arman invested Tk. 10,000 in a mutual fund account there years ago . The value of the account increased by 10% during the first year , increased by 5% during the second year but unfortunately decreased by 10% during the penultimate year. What is the value of the account today?
A 10,350
B 10,395
C 10,500
D 11,500
Arman invested Tk,. 10,000 in a mutual fund account three years ago, The value of the account increased by 10% during the first year. increased by 5% during the second year but unfortunately decreased by 10% during the penultimate year. What is the value of the account today?
A 10,350
B 10,395
C 10,500
D 11,500
The average wage of a worker during a fortnihgt comprising 15 consecutive working days was Taka 90 per day. During the first 7 days, his average wage was Taka 87 per day and the average wage during the last 7 days was Taka 92 per day. What was his wage on the 8th day ?
A 83
B 90
C 92
D 97
The value of a machine is Tk.6250. Its value decreases by 10% during the first year, 20% during the second year and 30% during the third year. What will be the value of the machine after 3 years?
A 2650
B 3050
C 3150
D 3750
What part of the manufacturing process relate to each stage of the process and to the process as a whole?
A field service
B design
C distribution
D project management

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