CBSE Class 5 Science Simple Machines MCQs

Question: Machines are things that make your work

a) both

b) none of these

c) faster

d) easier

Answer: both

Question: Some machines have very few parts. These are _______ machines.

a) simple

b) complex

c) small

d) big

Answer: simple

Question: Which is a simple machine?

a) all of these

b) screw

c) pulley

d) lever

Answer: all of these

Question: A lever consists of a rod free to move about a fixed point is called

a) fulcrum

b) load

c) effort

d) all of these

Answer: fulcrum

Question: The force that is applied to move an object is called

a) effort

b) fulcrum

c) all of these

d) load

Answer: effort

Question: The distance between the load and the fulcrum is called

a) load arm

b) effort arm

c) fulcrum

d) all of these

Answer: load arm

Question: The distance between the effort and the fulcrum is called

a) effort arm

b) load arm

c) both

d) none of these

Answer: effort arm

Question: Depending on the position of fulcrum, load and effort, there are _______ types of lever.

a) three

b) four

c) none of these

d) two

Answer: three

Question: A pair of lever is a lever of class

a) 1

b) 2

c) 3

d) none of these

Answer: 1

Question: See-saw, a balance and a pair of scissor are class ________ lever.

a) 1

b) 2

c) 3

d) none of these

Answer: 1

Question: The load is between the fulcrum and effort ________ lever

a) class 2

b) class 3

c) all of these

d) class 1

Answer: class 2

Question: Which is lever of class 2 ?

a) Both

b) nutcracker

c) Bottle opener

d) none of these

Answer: Both

Question: A lever of class 2 always _______ force.

a) decrease

b) increase

c) both

d) none of these

Answer: decrease

Question: In class 3 levers, the effort is between the ________ and load.

a) fulcrum

b) object

c) force

d) all of these

Answer: fulcrum

Question: Which is class 3 lever?

a) tweezers

b) ice tongs

c) both

d) none of these

Answer: tweezers

Question: Class 3 lever, the effort is always greater than the ________.

a) both

b) load

c) fulcrum

d) all of these

Answer: both

Question: Pulley is a _________ machine.

a) simple

b) complex

c) big

d) none of these

Answer: simple

Question: A pulley makes work easier by ________ of the force.

a) by changing

b) by increasing

c) by decreasing

d) all of these

Answer: by changing

Question: An _______ is simply a slope over which a load can be pushed up.

a) inclined plane

b) both

c) none of these

d) pulley

Answer: inclined plane

Question: In hospitals and other places, inclined planes called

a) ramp

b) all of these

c) slope

d) foot path

Answer: ramp

Question: A wheel with a rod attached to it is known as _________ arrangement.

a) wheel and axle

b) none of these

c) pulley

d) screw

Answer: wheel and axle

Question: Steering wheel is an example of

a) wheel and axle

b) all of these

c) inclined plane

d) pulley

Answer: wheel and axle

Question: Which is not a simple machines?

a) watch

b) ramp

c) wheel and axle

d) screw

Answer: watch

Question: A ________ is a simple machine like a nail with grooves cut in it.

a) screw

b) lever

c) both

d) none of these

Answer: screw