While measuring length using a metre scale, the position of the eye(a) should be vertically above the 0-mark of the scale.(b) should be vertically above the point where the measurement is to be taken.(c) should be a little away from the point where the measurement is to be taken.(d) does not matter as long as the scale is accurate.

While measuring length using a metre scale, the position of the eye(a)

1.	While measuring length using a metre scale, the position of the eye(a) should be vertically above the 0-mark of the scale.(b) should be vertically above the point where the measurement is to be taken.(c) should be a little away from the point where the measurement is to be taken.(d) does not matter as long as the scale is accurate.
Answer» While measuring length using a metre scale, the position of the eye (a) should be vertically above the 0-mark of the scale. (b) should be vertically above the point where the measurement is to be taken. (c) should be a little away from the point where the measurement is to be taken. (d) does not matter as long as the scale is accurate.