1011 past contests
Topic 61 · Critical damping reaches equilibrium fastest without oscillation
Topic 61 · Resistance as the cause of damping in an oscillatory circuit
Topic 42 · Resonance frequency formula of an lc circuit
Topic 61 · Friction as the cause of damping in a mechanical oscillator
Topic 46 · Riddle: the converging (convex) lens
Topic 19 · Definition of the half-life of a radioactive substance
Topic 42 · Time constant of an rc circuit
Topic 42 · Time constant of an rl circuit
Topic 62 · Fundamental pitch versus length of a vibrating string (true/false)
Topic 62 · Pitch versus tension of a vibrating string (true/false)
Topic 5 · Charge concentrates at sharp points/tips of a conductor (true/false)
Topic 5 · Charge distributes uniformly on a spherical conductor (true/false)
Topic 5 · Charge resides only on the outer surface of a hollow conductor (true/false)
Topic 62 · Pitch versus mass per unit length of a vibrating string (true/false)
Topic 7 · Average current from power delivered and voltage of a heater
Topic 3 · Distance lifted from work done, mass and gravitational acceleration
Topic 5 · Electrical work done moving a charge through a potential difference
Topic 21 · Spectral region of the hydrogen balmer series
Topic 21 · Spectral region of the hydrogen lyman series
Topic 21 · Spectral region of the hydrogen paschen series