Practice Problem: Two-Dimensional Two-Body Problem

What is the mass of block A in the pulley system described?

• 5.0 kilograms

• 3.5 kilograms

• 2.0 kilograms

• 1.3 kilograms

Which force acts on the hanging block in the pulley system?

• Frictional force

• Gravitational force

• Magnetic force

• Electrostatic force

What is the angle of the ramp with respect to the horizontal?

• 50 degrees

• 30 degrees

• 45 degrees

• 60 degrees

How do you calculate the parallel component of the gravitational force on the ramp?

• MG cotangent Theta

• MG tangent Theta

• MG sine Theta

• MG cosine Theta

What is the net force causing block A to move down the ramp?

• 12.7 Newtons

• 26.3 Newtons

• 13.6 Newtons

• 34.3 Newtons