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Hi there I would say a hand opener is better as it is quicker and more reliable than an elctrical can opener.The elctric one also costs money to run any you have to plug it in before you can use it .Where as a manual one you just clip on and off you go. I Love Can Openers

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16y ago

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Where is effort of a bottle opener?

The human hand that levers it


What is the energy source of bottle opener?

The human hand


How much does a can opener cost?

a con opener cost about 20.00 The average can opener can range anywhere form eight dollars and ninty nine cents for a standard hand cranked can opener to thirty six dollars and ninty nine cents for an automated can opener.


I found a hand held garage opener. How do I reprogram it work with my installed garage opener?

IT IS NOT A OPENER I FOUND. IT BELONGS TO US BUT FOR SOME REASON THE GATE AND GARAGE OPENER GOT MIXED UP AND I DON'T KNOW WHERE TO FIND THE CODE ON THE OPENER OF GARAGE TO RE-SET THE REMOTE


Where are the input and output forces on a can opener?

The input force on a can opener is the force exerted by the user's hand to turn the handle. The output force is the force that the can opener applies to the can as it punctures and cuts through the lid.


Can you put eletrical items in your hand luggage?

Yes, but shut it off when you are taking of, and landing . For the cause of pressure breaking it.


If Hand cranked can opener contans a wheel and axle a wedge what part of a can opener what part of the can opener each of these is?

Honestly, all of these things can be easily seen just by looking at your can opener. Wheels, axles, and wedges all have easily identifiable shapes. Just look.


What is the difference between right and left can opener?

One works with left hand, other works with right hand


How has the can opener changed technology?

The can opener is an easy way of opening any tin or aluminium can. Some are electric, opening cans at a touch of a button and some are hand-cranked.


Which brand is better?

Chamberlain or Liftmaster for a keyless garage door opener?


How do you program the garage door opener on a 1998 Lincoln Navigator?

some garage door motors have a switch or button on the motor that raises the door. This switch has to be turn to the program position. You will need to have the hand held garage door opener held about 2 inches from the opener on in the Navigator. 1. hold the button on the visor that you want to use for the for the garage until the light on visor changes. then press both the visor and hand held opener button at the same time. Pushing the the hand held about three time. I hope this works for you. It did for me.


What is the fulcrum of the can opener?

If you are talking about a hand held manual can opener then the fulcrum would be the rim of the can against which you engage the little notch before you exert pressure upwards on the handle to open the can.