Concept — Acceleration is proportional to the net force and inversely proportional to the mass.
Present in chapters
02·03
Linked atoms
71 atoms linked.
02 Forces and Newton’s laws
- Accelerations at fixed force
- Lift at the first instant
- Lift with scale and spring
- Spring scale in a lift
- Scale in vertical motion
- Crate with piecewise force
- From the diagram to the applied force
- From the interaction diagram to the free body
- Two blocks tied together with an applied force
- Two bodies connected by a pulley
- Two masses at the same acceleration
- Two springs in parallel
- Worked example — block on an inclined plane with 3 forces
- Worked example — two boxes with a spring and pulley
- Worked example — two boxes in equilibrium
- Worked example — the bulletproof vest
- Step force and v–t graph
- Minimum force to move a block
- Car braking and the seatbelt
- Double gravity
- Newton’s Principia
- Mass: inertial or gravitational?
- The second law as a promise
- Atwood machine (numerical values)
- Disturbed Atwood machine
- Conical pendulum
- Pendulum in a braking train
- Inclined plane with kinetic friction
- Problem — Acceleration from net force
- Problem — Car against a wall (average force)
- Problem — Scale in a lift
- Problem — Crate hanging from the ceiling
- Problem — Crate pushed without friction
- Problem — Descent on an inclined plane with friction
- Problem — Two blocks tied together on a frictionless plane
- Problem — The goods lift (scale graph)
- Problem — Atwood machine (symbolic solution)
- Problem — Pendulum on an accelerating vehicle
- Problem — Ranking accelerations
- Problem — Surfer on the wave
- Problem — Three blocks connected and two tensions
- Ranking applied forces
- Jumping off a chair (average force)
- High jump and knee bend
- Newton’s second law
- Second law for a system
- True or false on Newton’s laws
03 Inclined plane and circular motion
- Acceleration on the inclined plane with friction
- Two masses on a triangular wedge
- Worked example — Kinetic friction from a kinematic measurement
- Worked example — Banked curve without friction
- Worked example — Inclined plane with kinetic friction
- The centripetal force
- The Atwood machine
- The Atwood machine: measuring gravity in the living room
- The Atwood pulley: the force on the axle
- The accelerating matchbox
- Mass on a frictionless plane
- Spring on an inclined plane
- Inclined plane with a pulley and hanging mass
- Frictionless inclined plane
- Frictionless plane at 30 degrees
- Pulley on a double inclined plane
- Ranking frictionless inclined planes
- True or false on circular motion and the inclined plane
06 Centre of mass
- Problem — Push force in a vertical jump
- Problem — The hourglass on the scale
- Problem — Rocket that explodes mid-trajectory
- Problem — Jumping off a stool
- Newton’s second law for the centre of mass