4Measurement Uncertainty ErrorMedium1 mark
A metal rod is exactly 62.00 cm long. The length of the rod is measured using two different
devices, X and Y.
The reading on device X is 61.5 cm.
The reading on device Y is 62.65 cm.
Which device gives the more precise reading for the length, and which device gives the more
accurate reading for the length?
| more precise reading | more accurate reading | |
|---|---|---|
| A | X | X |
| B | X | Y |
| C | Y | X |
| D | Y | Y |