Question

Which machines will you use to do the following work? Write their types.
(a) To remove the lid of a tin.
(b) To lift bricks to the top of a tall building.
(c) To cut vegetables.
(d) To draw water from a well.
(e) To hold a papad for roasting it.

Answer 1

The machines used to:

a. To remove the lid of a tin- is a can opener; lever type machine.

b. To lift bricks to the top of a tall building- is the Panesar rolling shutter; screw type machine.

c. To cut vegetables- is a knife; a simple machine.

d. To draw water from a well- is a water well; a wheel and axle machine.

e. To hold a papad for roasting it- is flat tongs; a lever type machine.

Answer 2

The machines used to:

a. To remove the lid of a tin- is a can opener; lever type machine.

b. To lift bricks to the top of a tall building- is the Panesar rolling shutter; screw type machine.

c. To cut vegetables- is a knife; a simple machine.

d. To draw water from a well- is a water well; a wheel and axle machine.

e. To hold a papad for roasting it- is flat tongs; a lever type machine.