Chapter 9 Problems, Physics, Problem # 9.6 (The length of the handle of screw jack is 40 cm and its pitch is 4 mm. How much load can be lifted by applying a force of 5N on the handle)

 

         Sindh Text Board Jamshoro 

Class X / SSC-ΙI丨Chapter # 9丨Problems

Problem #9.6          

The length of the handle of screw jack is 40 cm and its pitch is 4 mm. How much load can be lifted by applying a force of 5N on the handle.

Chapter 9 Problems, Physics, Problem # 9.5 (A load of 21000 N Placed on the top of a screw jack of is lifted by a force of 300 N. If the length of the Tommy-bar is 35 cm and the pitch of the screw is 2.5 mm, find its mechanical advantage and efficiency.)

 

Sindh Text Board Jamshoro 

Class X / SSC-ΙI丨Chapter # 9丨Problems

Problem #9.5

A load of 21000 N Placed on the top of a screw jack of is lifted by a force of 300 N. If the length of the Tommy-bar is 35 cm and the pitch of the screw is 2.5 mm, find its mechanical advantage and efficiency. 

Chapter 9 Problems, Physics, Problem # 9.4 (An effort of 100N, applied to a pulley system is able lift a load of 400N through a vertical height of 1 m. To do this, the effort moves a distance of 8 m. Calculate: (a) Mechanical Advantage of the pulley. (b) The efficiency.)

Sindh Text Board Jamshoro 

Class X / SSC-ΙI丨Chapter # 9丨Problems

Problem #9.4

An effort of 100N, applied to a pulley system is able lift a load of 400N through a vertical height of 1 m. To do this, the effort moves a distance of 8 m. Calculate:

(a) Mechanical Advantage of the pulley.

(b)    The efficiency.  

 

Chapter 9 Problems, Physics, Problem # 9.3 (An object of mass 100 kg is raised 2m above the ground using an inclined plane of length 10m. Calculate the effort applied parallel to the inclined plane.)

 

Sindh Text Board Jamshoro 

Class X / SSC-ΙI丨Chapter # 9丨Problems

Problem #9.3

An object of mass 100 kg is raised 2m above the ground using an inclined plane of length 10m. Calculate the effort applied parallel to the inclined plane.