Specialist2026 NHT Exam 1 · Q1Tech-free3 marks

Constant acceleration: initial velocity and time

An object is moving in a straight line with constant positive acceleration.

At time $t$ seconds, its velocity is $v$ m s $^{-1}$ and its displacement is $d$ metres. When $t = 2$ , and .

Show that the initial velocity of the object is $3$ m s $^{-1}$ .

1 mark

Hints, answer checking and worked solutions come with a Season Pass.

After how many seconds is the object’s displacement $28$ m?

2 marks

Hints, answer checking and worked solutions come with a Season Pass.