Question

Превращение энергии Из приведенных утверждений выбери характерные признаки преобразования энергии при работе настольной лампы.Верных ответов: 3Лампа используется для освещения помещения, т. е. для получения световой энергии.При горении лампы выделяется тепло в виде тепловой энергии.Работает от сети, потребляя электрическую энергию.При горении лампы в окружающий воздух выделяется механическая энергия.Лампа вырабатывает механическую энергию.​

Answer 1

Ответ:

При горении лампы выделяется тепло в виде тепловой энергии.

Лампа используется для освещения помещения, т. е. для получения световой энергии.

Работает от сети, потребляя электрическую энергию.

Объяснение:

Answer 2

Characteristics of Energy Conversion in a Desk Lamp

A desk lamp is a device that converts electrical energy into other forms of energy, primarily light energy. Here are the three characteristic features of energy conversion in a desk lamp:

1. Light Energy: The primary purpose of a desk lamp is to provide illumination in a room by producing light energy. When the lamp is turned on, electrical energy from the power source is converted into light energy through a process called incandescence or fluorescence, depending on the type of lamp. The light energy is emitted in the form of visible light, allowing us to see and perform tasks in a well-lit environment.

2. Heat Energy: When a desk lamp is turned on, a portion of the electrical energy is also converted into heat energy. This occurs due to the resistance of the lamp's filament or the electronic components inside the lamp. The heat energy is dissipated into the surrounding environment, contributing to the overall temperature of the room. However, it is important to note that the primary purpose of a desk lamp is not to generate heat but rather to produce light.

3. Electrical Energy Consumption: A desk lamp operates by consuming electrical energy from a power source, typically an electrical outlet. The lamp is connected to the power source through a cord, and when it is turned on, it draws electrical energy to power the light bulb or LED inside. This electrical energy is converted into light and heat energy as mentioned earlier. The lamp's power consumption is typically measured in watts, indicating the rate at which it consumes electrical energy.

It is important to note that a desk lamp does not generate mechanical energy or emit mechanical energy into the surrounding environment. The energy conversion primarily involves the transformation of electrical energy into light and heat energy.

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