(a(i))[3]
Calculate the steel ball’s density.
(a(ii))[1]
State the ball’s acceleration 0.1 s after it started to fall.
(b(i))[1]
State the names of the forces shown in Fig. 3.1.
(b(ii))[1]
Calculate the magnitude of the resultant force on the ball.
Worked solution & mark scheme
This 6-mark question has a full step-by-step worked solution and mark scheme. One marking point: “D = m \div v, expressed in any equivalent form” …
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