Fig. 3.1 depicts a spring with no load attached, whereas Fig. 3.2 shows that same spring with a load attached.
(a)[3]
Describe how a student can find the extension of the spring. You may make use of Fig. 3.1 and Fig. 3.2 in your answer.
(b(i))[1]
Find the extension caused by a load of 7.5 N.
(b(ii))[1]
Find the load needed to give an extension of 10.0 cm.
(c)[3]
Calculate the mass with a weight of 6.0 N.
Worked solution & mark scheme
This 8-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Measure with no load/weights AND measure with load/weights” …