Brayton cycle is also called an Ericsson cycle.

Group I shows different heat addition processes in power cycles. Likewise, Group II shows different heat removal processes. Group III lists power cycles. Match items from Groups I, II and III. Group I Group II Group III P. Pressure constant S. Pressure constant 1. Rankine cycle Q. Volume constant T. Volume constant 2. Otto cycle R. Temperature constant U. Temperature constant 3. Carnot cycle 4. Diesel cycle 5. Brayton cycle

A

P – S – 5, R – U – 3, P – S – 1, Q – T - 2

B

P – S – 1, R – U – 3, P – S – 4, P – T - 2

C

R – T – 3, P – S – 1, P – T – 4, Q – S - 5

D

P – T – 4, R – S – 3, P – S – 1, P – S - 5

Which of the following is a gas power cycle? 1. Refrigeration cycle 2. Brayton cycle 3. Spark ignition cycle

A

Only 1

B

Only 3

C

Both 2 and 3

D

Both 1 and 2

If p and q are the efficiencies of a Brayton & Rankine cycles respectively in a Brayton-Rankine combined plant, the efficiency n of a combined plant is?

A

n = p/q

B

n = p+q-pq

C

n = pq

D

n = (1 – pq)

The efficiency of Ericsson cycle is __________ Carnot cycle.

A

Greater than

B

Less than

C

Equal to

D

None of these

The efficiency of Ericsson cycle is ___________ Carnot cycle.

A

greater than

B

less than

C

equal to

D

none of the mentioned

Both the Ericsson cycle and Joule’s cycle have two constant pressure processes.

A

True

B

False

The efficiency of Ericsson cycle is ____ the efficiency of Carnot cycle.

A

more than

B

less than

C

equal to

D

none of the mentioned

Ericsson cycle is also known as external combustion engine.

A

True

B

False

Brayton cycle, which is the air-standard cycle for gas turbine power plant, consists of the following process:

A

two reversible adiabatic and two reversible isothermal processes

B

two reversible isothermal and two reversible isobaric processes

C

two reversible isobaric and two reversible constant volume processes

D

two reversible isobaric and two reversible adiabatic processes

Consider the following statements for analysis of steam cycles: 1. A steam power plant continuously converts the energy stored in fossil fuels or fissile fuels into shaft work. 2. Steam power plants work on Brayton cycle. 3. In supercritical steam cycle, steam is generated in a 'once-through' boiler at a pressure above the critical point of 27.5 bar. 4. Deaerator is used for the purpose of deaerating the feedwater. Which of the above statements are correct?

A

2 and 3 only

B

1 and 3 only

C

1 and 4 only

D

2 and 4 only

Brayton cycle is also called an Ericsson cycle.

Related Questions