DP Physics (first assessment 2025)

Question 20N.2.HL.TZ0.7c(i)

c(i).

[Maximum mark: 2]

20N.2.HL.TZ0.7c(i)

(c(i))

Determine the maximum kinetic energy $E_{kmax}$ of the cylinder.

[2]

Markscheme

« $E_{K}$ is a maximum when $x = 0$ hence» $E_{K, \max} = \frac{1}{2} \times 118 \times 4 . 4^{2} (0 . 250^{2} - 0^{2})$ ✓

$71.4 « J »$ ✓

Examiners report

A straightforward calculation with the most common mistake being missing the squared on the omega.

Syllabus sections