Judging by the size of the fire extinguisher, its about 50cm long and has a diameter of about 10cm. This equals about 3.9 litres. Fire extinguishers of this size should weigh around 4-5 kilograms. Ignoring the mass of the container, …
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Sorry, Sandra Bullock: A Fire Extinguisher Is a Lousy Thruster
The problems with the fire extinguisher thruster are twofold: First, it doesn’t push that hard on the hovercraft. So you would need to generate …
Ejecting that mass has the potential to generate thrust of somewhere between 7-10m/s, for the individual holding the fire extinguisher. To put it into perspective, fire extinguishers have the capability of producing more thrust than the backpacks that astronauts wear for EVAs, which generate around 3 m/s of thrust, but less than the old MMU backpacks which had a thrust of …
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What's inside a Fire Extinguisher? Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher