WAEC Physics 2022 Objective — Question 1
Question 1 of 50 from the West African Examinations Council (WAEC) Physics 2022 Objective paper, with the correct answer and a full explanation.
Advertisement
The area under a force-time graph represents
- A. change in kinetic energy
- B. change in momentumCorrect
- C. work done
- D. change in internal energy
Explanation
The area under a force-time graph gives impulse, which equals the change in momentum (Impulse = FΔt = Δp).
Advertisement
Sign up free to unlock
- Score tracking
- Practice history
- Saved questions
- Progress dashboard
- Personalized sessions
- Weak-topic breakdown
…and/or go further with premium services and No Ads.