Question 1

The evaporator produces the cooling or refrigerating effect.

Accepted Answer

A) True 
 B)False  True

Question 2

Compression can be

Accepted Answer

A) dry compression 
B) wet compression 
C) both of the mentioned 
D) none of the mentioned 
A) dry compression 
B) wet compression 
C) both of the mentioned 
D) none of the mentioned C

Question 3

Heat exchangers are classified into how many categories?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
A) 1 
B) 2 
C) 3 
D) 4 D

Question 4

Based upon the nature of heat exchange process, the heat exchangers are classified into how many categories

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
A) 1 
B) 2 
C) 3 
D) 4

Question 5

In velocity compounded turbines flow passage is from______________

Accepted Answer

A) moving blades to fixed nozzles 
B) fixed nozzles to moving blades 
C) fixed blades to moving nozzles 
D) none of the mentioned 
A) moving blades to fixed nozzles 
B) fixed nozzles to moving blades 
C) fixed blades to moving nozzles 
D) none of the mentioned

Question 6

A velocity compounded impulse turbine is also called as______________

Accepted Answer

A) curtis wheel 
B) pressure compounded 
C) curtis wheel & pressure compounded 
D) none of the mentioned 
A) curtis wheel 
B) pressure compounded 
C) curtis wheel & pressure compounded 
D) none of the mentioned

Question 7

Astern turbines are used in______________

Accepted Answer

A) power generation 
B) marine purposes 
C) aircraft 
D) none of the mentioned 
A) power generation 
B) marine purposes 
C) aircraft 
D) none of the mentioned

Question 8

When steam reaches turbine blades the type of force responsible for moving turbine blades are______________

Accepted Answer

A) axial force 
B) shear force 
C) longitudinal force 
D) none of the mentioned 
A) axial force 
B) shear force 
C) longitudinal force 
D) none of the mentioned

Question 9

Which of the following is not an example of recuperators type heat exchanger?

Accepted Answer

A) automobile radiators 
B) condensers 
C) chemical factories 
D) oil heaters for an aero plane 
A) automobile radiators 
B) condensers 
C) chemical factories 
D) oil heaters for an aero plane

Question 10

Compounding efficiency at low speed.

Accepted Answer

A) decrease 
B) increase 
C) maximizes 
D) none of the mentioned 
A) decrease 
B) increase 
C) maximizes 
D) none of the mentioned

Question 11

Impulse blades are in the shape of

Accepted Answer

A) rain drop 
B) circular 
C) half moon 
D) none of the mentioned 
A) rain drop 
B) circular 
C) half moon 
D) none of the mentioned

Question 12

A turbine comprising of fixed blades and moving nozzles is called as reaction turbines.

Accepted Answer

A) True 
 B)False

Question 13

In how many categories heat exchangers are classified on the basis of direction of flow of fluids?

Accepted Answer

A) 4 categories 
B) 3 categories 
C) 2 categories 
D) 1 categories 
A) 4 categories 
B) 3 categories 
C) 2 categories 
D) 1 categories

Question 14

Reaction turbine is also called as

Accepted Answer

A) impulse turbine 
B) curtis wheel 
C) parsons turbine 
D) none of the mentioned 
A) impulse turbine 
B) curtis wheel 
C) parsons turbine 
D) none of the mentioned

Question 15

Wet compression is preferred over dry compression.

Accepted Answer

A) True 
 B)False

Question 16

In how many categories heat exchangers are classified on the basis of physical state of heat exchanging fluids?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
A) 1 
B) 2 
C) 3 
D) 4

Question 17

Which type of flow arrangement is this?

Accepted Answer

A) counter flow 
B) parallel flow 
C) regenerator 
D) shell and tube 
A) counter flow 
B) parallel flow 
C) regenerator 
D) shell and tube

Question 18

Multi stage arrangement of turbines is called as______________

Accepted Answer

A) impulse turbine 
B) reaction turbine 
C) compounding 
D) none of the mentioned 
A) impulse turbine 
B) reaction turbine 
C) compounding 
D) none of the mentioned

Question 19

The evaporation process is a

Accepted Answer

A) constant volume reversible process 
B) constant pressure reversible process 
C) adiabatic throttling process 
D) reversible adiabatic process 
A) constant volume reversible process 
B) constant pressure reversible process 
C) adiabatic throttling process 
D) reversible adiabatic process

Question 20

Which of the following operations occur in a vapour refrigeration cycle?

Accepted Answer

A) compression 
B) cooling and condensing 
C) expansion and evaporation 
D) all of the mentioned 
A) compression 
B) cooling and condensing 
C) expansion and evaporation 
D) all of the mentioned

The evaporator produces the cooling or refrigerating effect.

Compression can be

Heat exchangers are classified into how many categories?

Based upon the nature of heat exchange process, the heat exchangers are classified into how many categories

In velocity compounded turbines flow passage is from______________

A velocity compounded impulse turbine is also called as______________

Astern turbines are used in______________

When steam reaches turbine blades the type of force responsible for moving turbine blades are______________

Which of the following is not an example of recuperators type heat exchanger?

Compounding efficiency at low speed.

Impulse blades are in the shape of

A turbine comprising of fixed blades and moving nozzles is called as reaction turbines.

In how many categories heat exchangers are classified on the basis of direction of flow of fluids?

Reaction turbine is also called as

Wet compression is preferred over dry compression.

In how many categories heat exchangers are classified on the basis of physical state of heat exchanging fluids?

Which type of flow arrangement is this?

Multi stage arrangement of turbines is called as______________

The evaporation process is a

Which of the following operations occur in a vapour refrigeration cycle?

Nozzles, Fountains, and Compressible Flow

Friction, Mach Number, and Boiler Operations

Boiler and Fuel

Refrigeration and Air Conditioning System Components and Processes

Cooling Systems and Nozzles in Engineering

Understanding Fluid Mechanics and Turbines

Boiler Types and Operations

Boiler Technology and Operation: Salts, Features, Difficulties, and Draught Systems

Steam Boilers and Turbines: Types, Characteristics, and Applications

Understanding Steam Turbines: Ratios, Actions, and Factors

Steam Turbines and Power Cycles

Energy Recovery and Thermodynamics Processes

Condensers and Heat Transfer in Refrigeration and Air Conditioning Systems

Boiler Systems and Fluid Dynamics

Turbines, Cogeneration, Refrigeration, and Air Conditioning Systems

Filters

Exam 4: Turbines, Heat Exchangers, and Refrigeration Cycles

The evaporator produces the cooling or refrigerating effect.

Compression can be

Heat exchangers are classified into how many categories?

Based upon the nature of heat exchange process, the heat exchangers are classified into how many categories

In velocity compounded turbines flow passage is from______________

A velocity compounded impulse turbine is also called as______________

Astern turbines are used in______________

When steam reaches turbine blades the type of force responsible for moving turbine blades are______________

Which of the following is not an example of recuperators type heat exchanger?

Compounding efficiency at low speed.

Impulse blades are in the shape of

A turbine comprising of fixed blades and moving nozzles is called as reaction turbines.

In how many categories heat exchangers are classified on the basis of direction of flow of fluids?

Reaction turbine is also called as

Wet compression is preferred over dry compression.

In how many categories heat exchangers are classified on the basis of physical state of heat exchanging fluids?

Which type of flow arrangement is this?

Multi stage arrangement of turbines is called as______________

The evaporation process is a

Which of the following operations occur in a vapour refrigeration cycle?

Nozzles, Fountains, and Compressible Flow

Friction, Mach Number, and Boiler Operations

Boiler and Fuel

Refrigeration and Air Conditioning System Components and Processes

Cooling Systems and Nozzles in Engineering

Understanding Fluid Mechanics and Turbines

Boiler Types and Operations

Boiler Technology and Operation: Salts, Features, Difficulties, and Draught Systems

Steam Boilers and Turbines: Types, Characteristics, and Applications

Understanding Steam Turbines: Ratios, Actions, and Factors

Steam Turbines and Power Cycles

Energy Recovery and Thermodynamics Processes

Condensers and Heat Transfer in Refrigeration and Air Conditioning Systems

Boiler Systems and Fluid Dynamics

Turbines, Cogeneration, Refrigeration, and Air Conditioning Systems

Filters