BECE Basic Science 2024 Objective — Question 17
Question 17 of 120 from the Basic Education Certificate Examination (Junior WAEC) (BECE) Basic Science 2024 Objective paper, with the correct answer and a full explanation.
Advertisement
Calculate the mass in grammes of a ball at a height 6 m above the ground with a potential energy of 80 J. [g = 10 ms⁻²]
- A. 0.75
- B. 1.33Correct
- C. 20.00
- D. 96.00
- E. 140.00
Explanation
PE = mgh, so m = 80 ÷ (10 x 6) = 1.33.
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.