Question

3. A particle of mass m= 5.00 kg is released from point A(at rest) and slides on the frictionless track shown in Figure below. Determine: ( 8 marks )
a. the particle’s speed at points B and C and (4marks)
b. the net work done by the gravitational force in moving the particle from A to C. (4marks)

Answer 1

The "Figure below", or a suitable description, is needed

Use conservation of energy.