HARD
10th ICSE
IMPORTANT
Earn 100

Show a neat diagram to explain the working of a single fixed pulley. Calculate mechanical advantage and velocity ratio of this pulley.

Important Questions on Machines

EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 2 - Machines>QUESTIONS>Q 3
What is the use of single fixed pulley although its mechanical advantage is 1 or less than 1?
MEDIUM
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 2 - Machines>QUESTIONS>Q 4
Show a neat diagram to explain the working of single movable pulley. Calculate mechanical advantage and velocity ratio of this pulley.
MEDIUM
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 2 - Machines>QUESTIONS>Q 5
What effort is needed to lift a load of 100 kgf from a single movable pulley (in kgf)?
EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 2 - Machines>QUESTIONS>Q 6
State the only problem faced with a single movable pulley. How is this problem overcome?
HARD
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 2 - Machines>QUESTIONS>Q 7
What is block and tackle system of pulleys? Draw a neat diagram to show block and tackle system of 5 pulleys. Calculate mechanical advantage of this system.
HARD
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 2 - Machines>QUESTIONS>Q 8
How many movable pulleys are there in a system of  3 pulleys? What is the mechanical advantage and velocity ratio of this system? If efficiency of system is 100%, what effort is needed to lift a load of 350 kgf attached to it?
MEDIUM
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 2 - Machines>QUESTIONS>Q 9
How many movable pulleys are there in a system of 4 pulleys? What is the mechanical advantage and velocity ratio of this system? If the efficiency of the system is 80%, what effort is required to lift a load of 40 kgf from this system?
HARD
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 2 - Machines>QUESTIONS>Q 10

The figure given alongside shows a block and tackle system of 4 pulleys. Draw a string around the pulleys. Show also the position and the direction of the effort to be applied on this string. What is the mechanical advantage and velocity ratio of this system?

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