1011 past contests
Topic 38 · Resultant of two concurrent forces via the cosine rule
Topic 45 · Image distance and nature for a concave mirror
Topic 42 · Riddle: reactance in an ac circuit
Topic 34 · Kinetic energy identities in terms of momentum (true/false)
Topic 45 · Geometric properties of a concave mirror (true/false)
Topic 20 · Change in n/p ratio during alpha emission (true/false)
Topic 3 · Mass of an object from its kinetic energy
Topic 14 · Spring tension from hooke's law
Topic 63 · Wave speed on a string from tension
Topic 3 · Change in kinetic energy from the work-energy theorem
Topic 39 · Emf induced in an inductor and finding inductance
Topic 52 · Riddle: displacement as a vector quantity
Topic 14 · Spring tension and stored elastic energy (true/false)
Topic 18 · Photoelectric effect: intensity, frequency and photoelectron count (true/false)
Topic 50 · Range of a projectile launched from the ground
Topic 1 · Acceleration from a given velocity function
Topic 39 · Emf induced in an inductor from a changing current
Topic 10 · Riddle: boyle's law
Topic 1 · Sign of velocity versus position and acceleration (true/false)
Topic 10 · Properties of an isobaric process (true/false)