A steel tape is calibrated at 20o C. A piece of wood is being measured by steel tape at 10o C and reading is 30 cm on the tape. The real length of the wood is:

Asked by Kim | 30th Dec, 2013, 12:03: PM

Expert Answer:

The real length of the wood is less than 30 cm because the steel tape has contracted on decreasing the temperature.

Answered by  | 30th Dec, 2013, 11:03: PM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.