A rubber sucker works best for smooth and polished surfaces as there is no cavity for the air to fill in the suction cup and as a result the suction cup will have a good hold on the surface. Whereas, if the surface is too rough, there will be a large amount of cavities for the air to fill the suction cup and hence, the suction cup will not have ...

A suction cup, also known as a sucker, is a device or object that uses the negative fluid pressure of air or water to adhere to nonporous surfaces, creating a partial vacuum. [1] Suction cups occur in nature on the bodies of some animals such as octopuses and squid, and have been reproduced artificially for numerous purposes. [2]

2024年12月16日 · It is because when we stick the rubber sucker,most of air between sucker and surface escapes out. Hence,there is very less air from inside. Sucker keeps on sticking because of atmospheric pressure exerted from outside. To remove the sucker, we have to use force larger than atmospheric pressure.

2023年7月3日 · A rubber sucker is also called a suction Cup because it sticks to a surface by suction. When we press the rubber sucker on a flat, smooth, surface, its concave rubber cup gets flattened to a large extent, pushing out most of the air from beneath it.

Rubber Sucker 1. When the rubber sucker is put onto a smooth surface, usually a glass or tiled surface, the air in the rubber sucker is forced out. This causes the space between the surface and the sucker to have low pressure. 2. The contact between the rubber sucker and the smooth surface is airtight. 3.

2024年6月28日 · A rubber sucker is a device made of rubber with a concave shape that creates a vacuum when pressed against a surface. It works by expelling the air between the rubber and the surface, creating a vacuum that causes suction, allowing the rubber sucker to stick to the surface.

KINDLY TURN ON THE CAPTIONS FOR BETTER UNDERSTANDING !!hi guys this video explains about how a rubber sucker works .hope you understand it .thanks .

2022年10月10日 · For temporary sticking, a device named rubber sucker is used in toys, suction cups, etc. When a rubber sucker is pressed against the smooth surface of walls, the air behind it gets squeezed out. And the rim of the rubber sucker …

2020年6月23日 · The principle on which Rubber suckers work: When the sucker is pressed against the surface, it squeeze out the air that is behind it. The atmospheric pressure on the outside of the sucker holds its rim firmly against the smooth surface.

2014年8月19日 · How does a rubber sucker work? When the rubber sucker is pressed against a flat, smooth surface, its concave rubber cup gets flattened to a large extent, pushing out most of the air from beneath it.