The most suitable refrigerant for a commercial ice plant is : (A) brine (B) NH3 (C) Freon (D) air

2 Answers

Answer :

The most suitable refrigerant for a commercial ice plant is : NH3 


Answer :

Ammonia NH3

Related questions

Description : Would using an old refrigerator that takes blocks of Ice as the refrigerant be better for any reason?

Last Answer : Energy is still used. That ice has to come from somewhere and then it has to be delivered.

Description : Dew point temperature is constant as long as there is : (A) no change in moisture content of the air (B) no change in volume of air (C) no change in dry bulb and wet bulb temperature (D) no change in relative and specific humidity of air

Last Answer : Dew point temperature is constant as long as there is : no change in moisture content of the air

Description : The comfort conditions in air conditioning are : (A) 22 ºC dry bulb temperature and 60% relative humidity (B) 25 ºC dry bulb temperature and 100% relative humidity (C) 20º C dry bulb temperature and 75% relative humidity (D) 15º C bulb temperature and 80% relative humidity

Last Answer : The comfort conditions in air conditioning are : 22 ºC dry bulb temperature and 60% relative humidity 

Description : Air is normally dehumidified by : (A) injecting water (B) passing steam (C) heating (D) cooling

Last Answer : 1

Description : A fluid in equilibrium cannot sustain : (A) tensile stress (B) compressive stress (C) shear stress (D) bending stress

Last Answer : A fluid in equilibrium cannot sustain : shear stress 

Description : Euler’s dimensionless number relates the following : (A) Inertial force and gravity (B) Viscous force and Inertial force (C) Pressure force and Inertial force (D) Pressure force and viscous force

Last Answer : Euler’s dimensionless number relates the following : Pressure force and Inertial force

Description : Power transmitted through a pipe is maximum when the loss of head due to friction is : (A) one-half of the total head supplied (B) one-third of the total head supplied (C) one-fourth of the total head supplied (D) zero

Last Answer : Power transmitted through a pipe is maximum when the loss of head due to friction is : one-third of the total head supplied 

Description : The efficiency of a centrifugal pump is maximum when its blades are : (A) straight (B) bent forward (C) bent backward (D) bent forward first and then backward

Last Answer : The efficiency of a centrifugal pump is maximum when its blades are : bent backward

Description :  In axial flow fans and turbines, fluid enters and leaves as follows : (A) radially, axially (B) axially, radially (C) axially, axially (D) radially, radially

Last Answer : In axial flow fans and turbines, fluid enters and leaves as follows : (A) radially, axially (B) axially, radially (C) axially, axially (D) radially, radially

Description : Military type of organisation is known as : (A) line organisation (B) functional organisation (C) line and staff organisation (D) line, staff and functional organisation 

Last Answer : Military type of organisation is known as : line organisation

Description : A systematic job improvement sequence will consist of : (A) motion study (B) time study (C) job enrichment (D) all of these

Last Answer : A systematic job improvement sequence will consist of : (A) motion study (B) time study (C) job enrichment (D) all of these

Description : Production cost refers to prime cost plus : (A) factory overheads (B) factory and administration overheads (C) factory, administration and sales overheads (D) factory, administration, sales overheads and profit

Last Answer : Production cost refers to prime cost plus : factory overheads

Description : In inventory control theory, the economic order quantity is : (A) average level of inventory (B) optimum lot size (C) capacity of a warehouse (D) lost size corresponding to break-even analysis

Last Answer : In inventory control theory, the economic order quantity is : optimum lot size 

Description : In value engineering, the term value refers to : (A) manufacturing cost of the product (B) selling price of the product (C) total cost of the product (D) utility of the product

Last Answer : In value engineering, the term value refers to : utility of the product

Description : The main object of scientific layout is : (A) to produce better quality of product (B) to utilise maximum floor area (C) to minimise production delays (D) all of these

Last Answer : The main object of scientific layout is : (A) to produce better quality of product (B) to utilise maximum floor area (C) to minimise production delays (D) all of these

Description : Gantt chart is used for : (A) inventory control (B) material handling (C) production schedule (D) machine repair schedules

Last Answer : Gantt chart is used for :  production schedule

Description :  A twist drill is a : (A) side cutting tool (B) front cutting tool (C) end cutting tool (D) none of these

Last Answer :  A twist drill is a : end cutting tool 

Description : Tool life is most affected by : (A) cutting speed (B) tool geometry (C) feed and depth (D) microstructure of material being cut

Last Answer : Tool life is most affected by : cutting speed 

Description : The usual ratio of forward and return stroke in shaper is : (A) 2:1 (B) 1:2 (C) 2:3 (D) 3:2

Last Answer : The usual ratio of forward and return stroke in shaper is :  3:2

Description : Binding material used in cemented carbide tools is : (A) Nickel (B) Cobalt (C) Chromium (D) Silicon

Last Answer : Binding material used in cemented carbide tools is : Cobalt 

Description : Angle between the shear plane and work surface is known as : (A) lip angle (B) rake angle (C) cutting angle (D) shear angle

Last Answer : Angle between the shear plane and work surface is known as : shear angle

Description : Material having highest cutting speed is : (A) Cast iron (B) Bronze (C) Aluminium (D) High carbon steel

Last Answer : Material having highest cutting speed is : Aluminium

Description : If the rotating mass of a rim type flywheel is distributed on another rim type flywheel whose mean radius is half the mean radius of the former, then the energy stored in the latter at the same speed will be : ... at the first one (C) One fourth of the first one (D) One and half times the first one

Last Answer : If the rotating mass of a rim type flywheel is distributed on another rim type flywheel whose mean radius is half the mean radius of the former, then the energy stored in the latter at the same speed will be : One fourth of the first one

Description : The train value of a gear train is : (A) equal to velocity ratio (B) reciprocal of velocity ratio (C) always greater than unity (D) none of the above

Last Answer : The train value of a gear train is : reciprocal of velocity ratio

Description : The ratio of maximum displacement of the forced vibration to the deflection due to static force is known as : (A) Damping Factor (B) Damping Coefficient (C) Logarithmic Decrement (D) Magnification Factor

Last Answer : Magnification Factor

Description : Two metallic blocks having masses in the ratio 2:3 are made to slide down a frictionless inclined plane starting from rest position. When the blocks reach the bottom of the inclined plane, they will have their kinetic energies in the ratio : (A) 2:3 (B) 3:5 (C) 3:2 (D) 7:4

Last Answer : Two metallic blocks having masses in the ratio 2:3 are made to slide down a frictionless inclined plane starting from rest position. When the blocks reach the bottom of the inclined plane, they will have their kinetic energies in the ratio : 2:3

Description : A casting defect which occurs near the ingates as rough lumps on the surface of a casting is known as 1. Shift 2. Sand wash 3. Swell 4. Scab

Last Answer : A casting defect which occurs near the ingates as rough lumps on the surface of a casting is known as Sand wash

Description : The property of sand due to which the sand grains stick together, is called 1. Collapsibility 2. Permeability 3. Cohesiveness 4. Adhesiveness

Last Answer : The property of sand due to which the sand grains stick together, is called Cohesiveness 

Description : In die casting, machining allowance is 1. Small 2. Large 3. Very large 4. Not provided

Last Answer : In die casting, machining allowance is Not provided

Description : The mode of deformation of the metal during spinning is 1.Bending 2.Stretching 3.Bending and stretching 4.Rolling and stretching

Last Answer : The mode of deformation of the metal during spinning is Bending and stretching

Description : Structural sections such as rails, angles, I-beams are made by 1. Hot rolling 2. Hot drawing 3. Hot piercing 4. Hot extrusion

Last Answer : Structural sections such as rails, angles, I-beams are made by Hot rolling

Description : The process extensively used for making bolts and nuts is 1. Hot piercing 2. Extrusion 3. Cold peening 4. Cold heading

Last Answer : The process extensively used for making bolts and nuts is Cold heading

Description : The cold chisels are made by 1. Drawing 2. Rolling 3. Forging 4. Piercing

Last Answer : The cold chisels are made by Forging 

Description : Welding of glass is done by 1. Ultrasonic welding 2. Electron beam welding 3. Laser beam welding 4. Explosive welding

Last Answer : Welding of glass is done by Laser beam welding

Description : Linde welding uses 1.Neutral flame and rightward technique 2.Carburizing flame and rightward technique 3.Neutral flame and leftward technique 4.Oxidizing flame and leftward technique

Last Answer : Linde welding uses Carburizing flame and rightward technique

Description : In milk chilling plant, the usual secondary refrigerant is (a)ammonia (b)sodium silicate (c) glycol (d) brine

Last Answer : Ans: d

Description : How to Extend the Life of Commercial Ice Machines?

Last Answer : Commercial ice machines are convenient for restaurants and bars as well as hotels and other businesses. When they are kept in good condition, the machines can continue to service a business for ... well worth the cost.Water filters used with commercial ice machines should be changed no less tha

Description : What health standards apply to commercial ice machines?

Last Answer : Health standards for commercial ice machines involve cleanliness and hygience. Any gross filth or obvious dirt will not pass muster with inspectors. So clean thoroughly and every few months, at least. . This helps prevent bacteria from making customers and clients sick.

Description : How much does commercial ice cream supplies cost?

Last Answer : Commercial ice cream supplies vary in cost. A commercial ice cream machine can cost between $8,000 and $30,000. Parts and accessories cost between $25-$500.

Description : Evaluating all the options to find out most suitable solution to business problems is interdisplinary activities. It is called - (1) Professional research (2) Management research (3) Operational research (4) Commercial research

Last Answer : (3) Operational research Explanation: Operational research is a discipline that deals with the application of advanced analytical methods to help make better decisions. Employing techniques from other ... .) is the discipline of applying advanced analytical methods to help make better decisions.

Description : A CPA who has been retained by a client that operates in an industry totally new to him a. May not accept such an engagement. b. May accept the engagement only if the ... to commercial banking. d. May accept the engagement because training as a CPA transcends unique industry characteristics

Last Answer : May accept the engagement after attaining a suitable level of understanding of the transactions and accounting practices unique to commercial banking.

Description : A batch reactor is (A) Suitable for gas-phase reactions on commercial scale (B) Suitable for liquid phase reactions involving small production rate (C) Least expensive to operate for a given rate (D) Most suitable for very large production rate

Last Answer : (B) Suitable for liquid phase reactions involving small production rate

Description : Evaluating all the options to find out most suitable solution to business problems is inter-displinary activities. It is called (1) Professional research (2) Management research (3) Operational research (4) Commercial research

Last Answer : Operational research

Description : Who does online testing for Refrigerant CFC certicate?

Last Answer : Need Answer

Description : What is the best refrigerant gas?

Last Answer : Best refrigerant gas is R-290 and R600A because of its low environmental impact and excellent thermodynamics performance.

Description : Is freon Refrigerant Harmful to the environment?

Last Answer : Of course it is . Freon is a chlorofluorocarbons that causes depletion of ozone.Freon contains number of halo products like chlorine ,hydrogen bromine etc. Refrigerators are powerful source of these ... house which is causing increased temperature on earth sea level rising .ice depletion etc.

Description : How do i check the refrigerant level of my car AC?

Last Answer : To perfectly check your AC level you need to understand the components that makes up the unit such as compressor, condenser, evaporator. But the simplest method is to check if the air coming out ... use of gauge to check the air pressure from compressor but this needs a more expertise experience.

Description : What is use of refrigerant gas in Air conditioner and in Refrigerator?

Last Answer : Refrigerants are the common name for the chemical blend that cycles through the AC, changing from liquid to a gas as it absorbs and release heat.

Description : Why must liquid refrigerant be present for the pressure - temperature relationship to apply?

Last Answer : Need answer

Description : What happens If a large amount of lubricant is removed from a system during refrigerant recovery?

Last Answer : the sys has too much lubricant