Work-Energy Principle (Edexcel A-Level Further Mathematics): Quizzes

$W = Fd\cos\theta$

$W = 0$

Change in kinetic energy

$KE = \frac{1}{2}mv^2$

$60$ J

$mg\sin\theta$

$5.66$ m/s

Via cosine of the angle

Net work by all forces

Joules (J)