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Machines Quiz

Question 1

Consider the following statements with respect to machines.

1) Machines are device that makes human easier.

2) Machines are device that makes human faster.

Select your answer using the following codes.

Question 2

Which of the following is/ are examples of simple machine?

1) Wedge

2) Screw

3) Inclined plane

4) Pulley

Question 3

A pivot point about which a lever turn is called: -

Question 4

Consider the following statements with respect to first order levers.

1) Position of fulcrum is between the effort and the resistance/load.

2) If the position of the fulcrum is closer to the load/resistance  than to the effort, the mecanical advantage of the lever is  < 1.

3) If the position of the fulcrum is exactly in the middle of the load and the effort, the mecanical advantage of the lever is  > 1.

Question 5

Which of the following is an example of first order lever?

1) Scissors

2) Nutcracker

3) Pliers

4) Bottle openers

5) weighing balance

Select  your answer using the codes given below:

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Sep 12Kerala State Exams