Question: Consider the system comprising the singleloop circuit shown in Figure 31.1a, including the light and thermal energy generated by the bulb. (a) Is this system

Consider the system comprising the singleloop circuit shown in Figure 31.1a, including the light and thermal energy generated by the bulb.

(a) Is this system closed?

(b) Is the energy of the system constant?

(c) Where do the light energy and the thermal energy come from?

Figure 31.1 A light bulb connected to a battery. (a) (b) filament

Figure 31.1 A light bulb connected to a battery. (a) (b) filament Each battery terminal connects to one contact of light bulb. evacuated glass bulb connections between. contacts and filament outer casing foot

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a Yes In practice the light and thermal energy travel away from the bulb so you need either ... View full answer

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