EASY
10th ICSE
IMPORTANT
Earn 100

How is mechanical advantage related to the velocity ratio for an ideal machine?

Important Questions on Machines

MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 3 - Machines>EXERCISE-3(A)>Q 9
State the term efficiency of a machine. Why a machine can not be 100% efficient?
EASY
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 3 - Machines>EXERCISE-3(A)>Q 10
When does a machine acts as a force multiplier? Can a machine act as a force multiplier and a speed multiplier concurrently?
MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 3 - Machines>EXERCISE-3(A)>Q 10
When does a machine act as a speed multiplier? Can a machine act as a force multiplier and a speed multiplier concurrently?
EASY
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 3 - Machines>EXERCISE-3(A)>Q 11

State the relationship between mechanical advantage, velocity ratio and efficiency. Name the term that will not change for a machine of a given design.

EASY
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 3 - Machines>EXERCISE-3(A)>Q 12

Derive the relationship between mechanical advantage, velocity ratio and efficiency of a machine.

EASY
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 3 - Machines>EXERCISE-3(A)>Q 13
How is the mechanical advantage related with the velocity ratio for an actual machine? State whether the efficiency of such a machine is equal to one, less than or more than one.
MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 3 - Machines>EXERCISE-3(A)>Q 14
State reason why is mechanical advantage less than the velocity ratio for an actual machine.
MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 3 - Machines>EXERCISE-3(A)>Q 15
State the term lever? Also state its principle.