Coefficient of restitution, billiard ball, maximum angle of deflection.

[STEP III 1988 Question 12 (Mechanics)]

Coefficient of restitution, ice snooker, puck, cushions, table, path, ratio.

[STEP II 1987 Question 13 (Mechanics)]

Bouncing ball down flight of stairs, momentum, coefficient of restitution, middle of step, perpendicular.

[STEP I 1987 Question 12 (Mechanics)]

Uniform rod, rotation about midpoint on smooth horizontal table, perfectly elastic collision, angular speed.

[STEP III Specimen Question 14 (Mechanics)]

Uniform disc, coefficient of friction and restitution.

[STEP I Specimen Question 12 (Mechanics)]