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a single-phase transformer has 2000 turns on the primary and 800 turns on the secondary its no-load current is 5a at a power factor of 020
define two basic principles of food processingthe fundamentals of food processing as you may recall involves the following two basic principles
a single-phase 50hz transformer has 40 primary turns and 520 secondary turnsthe cross-sectional area of the core is 270cm2when the primary winding is
define methods of food processingfood is undeniably most vital to the survival of human beings hence it must be processed using various scientific
define objectives to know about methods of food processingafter studying this unit you will be able to enumerate the different methods of food
a transformer takes a current of 1a when its primary is connected to a 300v 50hz supply the secondary being on open-circuit if the power absorbed is
a 3300v440v single-phase transformer takes a no-load current of 08a and the iron loss is 500wdraw the no-load phasor diagram anddetermine the values
explain about the methods of food processingin the earlier unit we learnt about the principles and traditional methods of food processing now in the
draw the phasor diagram for an ideal transformer on no-loada a 500 v100v single-phase transformer takes a full load primary current of 4a neglecting
a transformer takes a current of 08a when its primary is connected to a 240 volt 50hz supply the secondary being on open circuit if the power
5kva single-phase transformer has a turns ratio of 101 and is fed from a 25kv supply neglecting losses determinea the full load secondary currentb
three similar coils each having a resistance of 8omega and an inductive reactance of 8omega are connected a in star andb in delta across a 415v
each phase of a delta-connected load comprises a resistance of 30omega and an 80microf capacitor in series the load is connected to a 400v 50hz
list out points about the traditional food preservation1 the traditional food preservation methods like drying pickling salting smoking canning and
a 400v 3-phase star linked alternator supplies a delta-connected load each phase of which has a resistance of 30 and inductive reactance 40
explain the food irradiation - method of food preservationfood irradiation is another sterilizing technique in which the foods are bombarded by
explain use of food additives - method of food preservationfood additives may be defined as substances added intentionally to food generally in small
a show that the total power in a 3-phase 3-wire system using the two-wattmeter process of measurement is given by the sum of the wattmeter readings
explain carbonating - method of food preservationcarbonated water is the water in which carbon dioxide gas has been dissolved under pressure by
explain the major classes of lipidsthe major classes of lipids are simple lipids acylglycerols and waxes compound lipids glycerophospholipids derived
oxidation-reduction potential orporp is related to the concentration of oxidizers or reducers in a solution and their activity or strength it
explain cis-trans isomers atoms or groups are called cis or trans to one another when they project respectively on the same or on opposite
explain canning temperature above 100deg c - method of food preservationcanning is the process in which the foods are heated in hermetically sealed
tertiary butylhydroquinone tbhqtbhq is moderately soluble in oil and slightly soluble in water in many cases tbhq is more effective than any other
butylated hydroxyanisole bhait is commercially available as a mixture of two isomers and has found wide commercial use in the food industry it is