Assuming air resistance to be zero, choose the correct options for a freely falling body.
Which of the following statements is correct about a freely falling body? 1. Total energy is constant. 2. Potential energy changes into kinetic energy. 3. Potential energy decreases. 4. Kinetic energy increases.
Which of the following statement(s) is/are true about a freely falling body?
1. Total energy is constant.
2. Potential energy changes to kinetic energy.
3. Potential energy decreases.
4. Kinetic energy increases.
Question: If air resistance is zero, the sum of potential and kinetic energy of a freely falling body will