EASY
6th CBSE
IMPORTANT
Earn 100

Define load.

Important Questions on The Mechanism of Machines

EASY
6th CBSE
IMPORTANT
Pearson IIT Foundation Science>Chapter 4 - The Mechanism of Machines>PRACTICE QUESTIONS (CLASSROOM WING)>Q 14
Define mechanical advantage.
EASY
6th CBSE
IMPORTANT
Pearson IIT Foundation Science>Chapter 4 - The Mechanism of Machines>PRACTICE QUESTIONS (CLASSROOM WING)>Q 15
Write a short note on maintenance of machinery.
MEDIUM
6th CBSE
IMPORTANT
Pearson IIT Foundation Science>Chapter 4 - The Mechanism of Machines>PRACTICE QUESTIONS (CLASSROOM WING)>Q 16
If an effort of 10 N is applied on a single-fixed pulley to lift a weight of 10 N, then find out its mechanical advantage.
MEDIUM
6th CBSE
IMPORTANT
Pearson IIT Foundation Science>Chapter 4 - The Mechanism of Machines>PRACTICE QUESTIONS (CLASSROOM WING)>Q 17

If an inclined plane of length 2 m is used to lift a load of 20 N to a height of 1 m, find the effort required to lift the load to that height using an inclined plane.

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MEDIUM
6th CBSE
IMPORTANT
Pearson IIT Foundation Science>Chapter 4 - The Mechanism of Machines>PRACTICE QUESTIONS (CLASSROOM WING)>Q 18
A crowbar of length 1 m is used to displace a body. Find its mechanical advantage, if the load arm is 0.25 m.
MEDIUM
6th CBSE
IMPORTANT
Pearson IIT Foundation Science>Chapter 4 - The Mechanism of Machines>PRACTICE QUESTIONS (CLASSROOM WING)>Q 19
A see-saw of length 2 m is pivoted at 50 cm  from one end in a public park. What is the effort applied at the near end to the fulcrum to lift a load of 150 N at the far end to the fulcrum?
MEDIUM
6th CBSE
IMPORTANT
Pearson IIT Foundation Science>Chapter 4 - The Mechanism of Machines>PRACTICE QUESTIONS (CLASSROOM WING)>Q 20

Find the mechanical advantage of the below figure:

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MEDIUM
6th CBSE
IMPORTANT
Pearson IIT Foundation Science>Chapter 4 - The Mechanism of Machines>PRACTICE QUESTIONS (CLASSROOM WING)>Q 21
A nut is placed in a nutcracker at 5 cm from the fixed end. If the force experienced by the nut is 100 N when a force of 20 N is applied at the free end of the nut cracker, find the length of the nutcracker.