Household Technology Flashcards

(35 cards)

1
Q

What are the benefits of technology in the home?

A

Technology reduces workload, saves time on jobs, improves communication, enhances security, and increases efficiency.

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2
Q

What does an energy efficiency label indicate?

A

It provides information on how energy efficient an appliance is, allowing consumers to compare appliances.

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3
Q

What does an eco label represent?

A

A voluntary label promoting environmental excellence, indicating products/services with reduced environmental impact.

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4
Q

What are the classifications of household appliances?

A

Appliances can be classified as those with a motor, those with a heating element, and those with both.

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5
Q

What is a food processor?

A

A small appliance with a motor used for food preparation.

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6
Q

What are the parts of a food processor?

A

Includes a plastic bowl, locking lid, plastic handle, motor, and blades/discs.

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7
Q

What is the working principle of a food processor?

A

The bowl sits on a spindle, the blade is locked in place, and ingredients are added through a chute for slicing.

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8
Q

What rules should be followed when using a food processor?

A

Don’t overfill, chop ingredients to 3cm x 3cm, and use the pusher instead of fingers.

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9
Q

What rules should be followed when cleaning a food processor?

A

Clean the base with a cloth, use hot water and soap, and store it taken apart.

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10
Q

What is a kettle?

A

A small appliance with a heating element used to boil water.

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11
Q

What are the parts of a kettle?

A

Includes materials like glass, metal, plastic, a cordless design, a lid, spout, filter, and thermostat.

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12
Q

What is the working principle of a kettle?

A

Electricity heats the element, which in turn heats the water through conduction and convection.

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13
Q

What rules should be followed when using a kettle?

A

Don’t overfill, keep water away from the base, and allow the kettle to cool before refilling.

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14
Q

What rules should be followed when cleaning a kettle?

A

Use limescale remover, clean the base with a damp cloth, and unplug before cleaning.

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15
Q

What is the function of a fridge?

A

Keeps perishable foods cold to prevent bacterial growth and contamination.

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16
Q

What are the types of fridges?

A

Fridge freezer and larder fridge.

17
Q

What is the design of a fridge?

A

Features an outer casing, magnetic door, salad drawers, thermostat, and interior light.

18
Q

What are modern features of a fridge?

A

Includes ice maker, drink dispenser, integrated fridge, and zoned fridge.

19
Q

What is the function of a compressor in a fridge?

A

Contains gas refrigerant and is turned on by the motor.

20
Q

What is the role of the condenser in a fridge?

A

Changes gas refrigerant to liquid refrigerant.

21
Q

What is the role of the evaporator in a fridge?

A

Changes liquid refrigerant back to gas while cooling the fridge.

22
Q

What is the working principle of a fridge?

A

Operates on liquid evaporation, using refrigerant to absorb heat and cool the interior.

23
Q

What guidelines should be followed when using a fridge?

A

Avoid unnecessary door openings, cool food before placing it inside, and store raw meat below cooked food.

24
Q

What guidelines should be followed when cleaning a fridge?

A

Defrost regularly, wash with warm water and baking soda, and clean out weekly.

25
What do star ratings of fridges indicate?
Provide information on recommended temperatures and storage times for frozen foods.
26
What is the design of a microwave?
Features a metal lined steel box, internal light, digital controls, and safety lock.
27
What is the function of the transformer in a microwave?
Increases voltage to 220V.
28
What does the magnetron do in a microwave?
Changes electrical energy into electromagnetic energy.
29
What is the working principle of a microwave?
Microwaves heat food by causing water molecules to vibrate, creating heat through conduction.
30
What guidelines should be followed when using a microwave?
Avoid metal, prod food skins, and stir foods regularly.
31
What guidelines should be followed when cleaning a microwave?
Unplug before cleaning, wipe spills immediately, and avoid metal abrasives.
32
What are the types of microwaves?
Conventional and combinational microwaves.
33
What is a conventional microwave?
Used for cooking, heating, and defrosting but does not brown food.
34
What is a combinational microwave?
Combines oven, grill, and microwave functions, allowing for browning of food.
35
What are modern features of a microwave?
Includes digital displays, defrost settings, and combination capabilities.