a year 11 pupils with a mass 55kg swinging back on their chair and filling off it a speed of 0.6 m/s
Answer (1)
KE = ½mv²KE = ½ × 55 × (0.6)²KE = ½ × 55 × 0.36KE = ½ × 19.8KE = 9.9 joulesHope this helps!
KE = ½mv²KE = ½ × 55 × (0.6)²KE = ½ × 55 × 0.36KE = ½ × 19.8KE = 9.9 joulesHope this helps!
