Physics 0625 · IGCSE · Physical quantities and measurement techniques

Physical quantities and measurement techniques — practice question

A digital stop-clock records time in minutes and seconds. When the stop-clock is started, it shows 00:50 (that is, 00 minutes 50 seconds). When it is stopped, it shows 02:10. What is the shortest possible time that could have elapsed between starting and stopping the stop-clock?

  • A1 minute 06 seconds
  • B1 minute 20 seconds
  • C2 minutes 10 seconds
  • D3 minutes 00 seconds

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI