It's called a Pavlovian response, or Pavlovian conditioning (named for the man who discovered it, a guy named Ivan Pavlov). See the Related Links below for more information.
The same as a manual can opener: opening the lid on a can.
An electric can opener typically ranges from 40 to 100 watts, depending on the model and brand.
The first electric garage door opener was invented by C.G. Johnson in the year 1926 in India, Hartford City. Before that the electric garage door opener wasn't very popular.
You can read the reviews on this website and decide if you'd like to purchase a red electric can opener from West Bend. http://www.target.com/West-Bend-Red-Electric-Opener/dp/B00030J1UC.
Electric can openers were invented in the early 1950's
It depends, are you installing a gate opener, garage opener or a opener for a house door? What make and model is it, where is it being located, what will it need for power, what will it need for structure?
They are used to open cans.
Steel, copper and plastics
A number of electric can openers are made in the US including the EZ-DUZ-IT and, for heavier duty work, the Edlund 266 (see Sources and related links section below).ANSWER 2:There is only one electric can opener still made here and it is the Edlund 266. The EZ_DUZ_IT can opener is a manual can opener, not an electric.
It is not possible.
Depends what exactly is wrong with it
The can opener was invented after the invention of the can. Before it's arrival, cans were opened by many and dangerous ways. The dedicated opener made the operation quicker and safer than previous methods.