(a(i))[2]
State two characteristics of a vector quantity.
(a(ii))[2]
State the names of two more quantities that are vectors.
(b(i))[1]
Using Fig. 2.2, determine the initial length $l_0$ of the spring.
(b(ii))[2]
State what is meant by the limit of proportionality and, using Fig. 2.2, determine the weight of the load that makes this spring just reach the limit of proportionality.
(b(iii))[3]
Using Fig. 2.2, determine the spring constant for this spring.