Question

Write 10 points in work done

Answer 1

Answer:

. Kicking a football         

2. Moving a chair

3. Throwing a stone 

4. Riding a bicycle 

5. Doctors moving a patient in wheel chair

6. striking a pen into another pen 

7. Riding a skateboard

8. Pushing and moving a table

9. Cutting a fruit with knife

10. A car moving forward

Answer 2

Related Information:-

• Work is said to be done when a force is applied on a body and the body moves in the direction of the force.
• We can also explain as it is the product of the applied force and the displacement of the body.
• The formula of work :- Work = Force × displacement cos a
• Here a is the small angle between Force and displacement.
• Work is a scalar quantity.
• The S.I unit is joule.
• In case the angle between Force and displacement is acute the work will be postive.
• The dimensional formula for work is ML²T ¯².