The time t for a body to fall from height h depends on h and g: t = kh^ag^b. Then

  1. a = 12, b = - 12
  2. a = - 12, b = 12
  3. a = 1, b = -1
  4. a = 2, b = 1
Answer

A) a = 12, b = - 12

Same algebra as the pendulum: t = k h/g (in fact k = 2). SLO P-11-A-04 · Application

Physics MCQ · More Physical Quantities and Measurement MCQs · Practise