hi I m Vishnu I need this book to study RAC for gate preparations.. because 
I found it very useful during my university exams.. ....etc

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I want free pdf of refrigeration and air conditioning by Pl Ballaney ....etc

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169/2016
Maximum : 100 marks
Time : 1 hour and 15 minutes

1. One tonne of refrigeration is equal to :
(A) 21 KJ/min
(B) 420 KJ/min
(C ) 210 KJ/min
(D) 620 KJ/min

2. A water cooler is uses the refrigerant:
(A)R 22
(B)R 21
(C )R 717
(D) R134.

3. What is the angle of point of centre punch?
(A) 90°
(B) 60°
(C ) 45°
(D) 30°

4. The switch should control the line : 
(A) Earth (C ) Neutral
(B) Phase (D) Common

5.A compressor coupled to a motor externally is called : 
(A) Sealed compressor
(B) ....etc

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Hi am  mechanical engineer  my name is sherif i would like to get details on refrigeration and air conditioning by p l ballaney free download pdf .to help me in my diploma ....etc

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i need it to read this book ...BECAUSE I HAVE EXAMINATION IN THIS BOOK AND THE INSTUCTURE TOLD ME TO FIND THIS BOOK AND READ THIS BOOK .. I NEED HELP WITH THAT PLEASE .. THANK YOU SOO MUCH .. ....etc

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Hi am naina i would like to get details on basic refrigeration and air conditioning by ananthanarayanan pdf free download ..My friend Justin said basic refrigeration and air conditioning by ananthanarayanan pdf free download will be available here ....etc

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Pdf downloading link for the above book. ....etc

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169/2016
Maximum : 100 marks
Time : 1 hour and 15 minutes

1. One tonne of refrigeration is equal to :
(A) 21 KJ/min
(B) 420 KJ/min
(C ) 210 KJ/min
(D) 620 KJ/min

2. A water cooler is uses the refrigerant:
(A)R 22
(B)R 21
(C )R 717
(D) R134.
3. What is the angle of point of centre punch?
(A) 90°
(B) 60°
(C ) 45°
(D) 30°

4. The switch should control the line : 
(A) Earth (C ) Neutral
(B) Phase (D) Common

5.A compressor coupled to a motor externally is called : 
(A) Sealed compressor
(B) Op ....etc

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How does it work?
Refrigeration and air conditioning is used to cool products or a building environment.
The refrigeration or air conditioning system (R) transfers heat from a cooler low-energy reservoir to a warmer high-energy reservoir
There are several heat transfer loops in a refrigeration system as shown in Figure 2. Thermal energy moves from left to right as it is extracted from the space and expelled into the outdoors through five loops of heat transfer:
Indoor air loop. In the left loop, indoor air is dr ....etc

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