A topic based collection of past VCE Units 3/4 examination questions are provided in this page. Worked solutions are also provided such that the students can self check their answers to see how they perform. It is recommended that students go through these problems before attempting the trial papers.

UNIT 3

Area of Study 1 Motion and Forces

• Topic #1 One dimensional motion [Motion graphs, net force, Newton's laws, Inclined planes, Normal reaction and friction forces, Impulse and Momentum, Kinetic, Gravitational potential and Elastic potential energy, Energy conservation, Momentum conservation and Collisions]

• Topic #2 [Uniform gravitational fields, Projectile motion]

• Topic #3 Circular Motion [Centripetal acceleration and force, horizontal and vertical circular motion, Banked roads, Conical pendulum, Vertical pendulum, Min/Max speed to sustain vertical circular motion]

• Topic #4 Gravity and satellite/planetary motion [Orbital radius, speed and period, Gravity as the centripetal force, Kepler's Law, Geostationary satellites, Energy in non-uniform gravitational fields, Apparent weight and weightlessness]

• Topic #5 Special Theory of Relativity [Lorenz's factor, time dilation, length contraction, Relativistic and rest mass]

Area of Study 2 Magnetism and Electric Power

• Topic #1 Magnetic Fields and Forces [Right-hand grip rule, right-hand force rule, Faraday's law, Lenz's law, electromagnetic induction]

• Topic #2 Motors, Generators and Alternators [DC motors, torque, DC/AC generators, average/instantaneous EMF, commutators, slip rings]

• Topic #3 Transformers and Transmission Lines [Step-up and step-down transformers, line loss, voltage drop, high-voltage transmission and power efficiency]

UNIT 4

Area of Study 1 Interaction of Light with Matter

• Topic #1 Wave model of light [Interference, Diffraction and Young's double-slit experiment]

• Topic #2 Particle model of light [Photoelectric effect, work function and threshould frequency of metals, stopping voltage]

• Topic #3 Wave like nature of matter [Matter waves, de Broglie wavelength, diffraction of particles, electron microscopy]

• Topic #4 Wave particle properties [Borh model of atom, emission and absorption spectra of gases]