Traditional Culture Encyclopedia - Photography major - Why do I connect a buzzer and a small light bulb to a battery? The buzzer rings, but the light doesn't work. (I tried three batteries)

Why do I connect a buzzer and a small light bulb to a battery? The buzzer rings, but the light doesn't work. (I tried three batteries)

First, is the light bulb broken? If it is not bad, what is its rated voltage? How is the light bulb connected to the buzzer? The voltage applied to the bulb must reach at least 80% of its rated voltage to barely emit light.

I asked: why did I push my hand forward three times, and the stroller quickly moved forward, but a train did not move?