JAMB Physics 2022 Objective — Question 15
Question 15 of 41 from the Joint Admissions and Matriculation Board (JAMB) Physics 2022 Objective paper, with the correct answer and a full explanation.
Advertisement
Transformer: 800 primary turns, 80 secondary turns. Input=150 V. Output voltage:
- A. 15 VCorrect
- B. 150 V
- C. 36 V
- D. 55 V
Explanation
V_s=V_p×(N_s/N_p)=150×(80/800)=15 V.
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.