Resultant forces and force diagrams

Question 1

Define the resultant force on a body, Σ𝐅

Answer 1

• The vector sum of all the forces acting
• This is the net force that produces the acceleration

Question 1

Appreciate the electromagnetic or gravitational nature of everyday forces

Answer 1

• Electromagnetic - tension, air resistance, normal reactive forces
• Gravitiational - attraction between masses

Question 2

Calculate the resultant of multiple forces acting on a body

Answer 2

See notes page

Question 3

Accurately label forces on an appropriate free body diagram

Answer 3

See notes pages