Question

which machines could not useful in home

Answer 1

Answer:

Here are a few of the most common places to find simple machines in the home:

Pulley: blinds, garage doors, flag poles.

Lever: see saw, pry bar, lever action door latches.

Wedge: scissors, screw, a knife.

Wheel and axle: office chairs, carts, wheeled carry-on luggage and toy cars.

Answer 2

Answer:

There are many things robots can do, but there are certain jobs robots simply can't do. Here are six professions robots won't replace.

1: Childcare expert. ...

2: Chef. ...

3: Tour guide. ...

4: Journalist. ...

5: Artist. ...

6: Doctor. ...

Is the robotic future for better or for worse?