Hi Everyone!! This article will share Simple Machines Objective Type Questions & Answers.
In my previous posts, I have shared objective type questions and answers of Skeletal System, India Culture and Heritage and Solids, Liquids and Gases so, you can check these posts as well.
Simple Machines Objective Type Questions & Answers
Question 1: Fill in the blanks:
(a) Tools that make our tasks easier are called machines.
(b) A lever is a rigid bar resting on a fixed point.
(c) A lever in which the load is located between the fulcrum and the effort is called a class-two lever.
(d) A piece of rod passing through the centre of a wheel is called axle.
(e) A wedge is actually two inclined planes back to back against each other.
(f) Forceps are an example of class three levers.
(g) An axe is an example of a wedge.
(h) The axle supports the wheel and allows the wheel to turn on the same axis.
(i) An inclined plane is a tool that helps to pull or push heavy objects quickly from a higher place to a lower place and vice-versa.
(j) Knife is an example of a wedge.
(k) All vehicles move with the help of the simple machine wheels and axle.
Question 2: Write True or False:
(a) Our teeth act like a wedge – True
(b) It is much easier to pull a heavy bucket from a well using an inclined plane – False
(c) An example of a class one lever is the joint between the skull and the vertebral column – True
(d) A screw is used in spitting a log of wood into small pieces – False
(e) In class-three levers, load is present in the middle – False
(f) The steering wheel of a car is an example of a wheel and axle – True
Question 3: Match the columns:
| Column A | Column B |
| a. Class one lever | i. nutcracker |
| b. Pulley | ii. tongs |
| c. Class two lever | iii. flagpoles |
| d. Class three lever | iv. a seesaw |
Question 4: Match the columns:
| Column A | Column B |
| a. Lever | i. hold things |
| b. Inclined plane | ii. moves in a circular or slide |
| c. A pulley | iii. push, roll, slope |
| d. Wheel and axles | iv. pulls, lifts and lowers |
| e. Screw | v. scoop, raise and lift or see-saw |
Question 5: Choose the correct option:
(a) A________is a rigid bar resting on a fixed point.
i. lever
ii. pulley
iii. wedge
iv. screw
(b) Which of the following is not an example of a wedge?
i. knife
ii. slide
iii. teeth
iv. axe
(c) Which of the following is an example of a pulley?
i. stairs
ii. axe
iii. window blinds
iv. bottle opener
(d) Which simple machine is a modification of inclined plane?
i. lever
ii. pulley
iii. wedge
iv. screw
(e) Elbow joint in the human body is an example of a______
i. class one lever
ii. pulley
iii. class three lever
iv. screw
So, these were Simple Machines Objective Type Questions & Answers.