EASY
10th ICSE
IMPORTANT
Earn 100

Define velocity ratio of a machine. Why does the velocity ratio have no unit?

Important Questions on Machines

EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 2 - Machines>QUESTIONS>Q 10
Define efficiency of a machine. Why the efficiency of a practical machine is less than 1.
EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 2 - Machines>QUESTIONS>Q 11

What is the relation between mechanical advantage and velocity ratio for an ideal machine.

EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 2 - Machines>QUESTIONS>Q 11

What is the relation between mechanical advantage and velocity ratio for practical machine?

MEDIUM
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 2 - Machines>QUESTIONS>Q 12
Obtain the relation between mechanical advantage, velocity ratio and efficiency of a machine.
EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 2 - Machines>QUESTIONS>Q 13
What is lever? State the principle of levers.
MEDIUM
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 2 - Machines>QUESTIONS>Q 14
Differentiate between three classes of levers. Give at least two examples of each class.
EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 2 - Machines>QUESTIONS>Q 15
What class of lever has fulcrum in between the load and effort?
EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 2 - Machines>QUESTIONS>Q 16
What class of lever has effort in between the load and fulcrum.