One mechanical device used to remove airborne health hazards from the workplace is the exhaust ventilation fan, or exhaust system.
compress air
simple machine
Vaccume Cleaner
mechanical coupling can be called as a mechanical device which is used to connect two mechanical links as well as transmit power between them. mechanical joint is just used to joint two linkages . there is no power or torque transmission between them .
The first mechanical counting device was invented by Blaise Pascal in 1642. It was primarily used as an adding machine. It could add and subtract two numbers.
The abacus is the original mechanical counting device. It was likely first used over five thousand years ago, and used beads to keep track of numbers.
napiers bone
The first mechanical counting device was invented by Blaise Pascal in 1642. It was primarily used as an adding machine. It could add and subtract two numbers.
The abacus. over 4000
An abacus.
An abacus.
he is remembered because he made the computerhe designed a mechanical one but never made it
Mechanical input device
how do you when you have crossed a threshold for a mechanical device
A mechanical or electronic device that displays the time.
Light pen is a mechanical or optical device? i don't know answer for this