by Sunday | Nov 5 | Physics JAMB
I.Chemical II.Sound III.Electricity A. I and II only B. II and III only C. I, II and III D. I and III only Correct Answer: Option D – I and III only Explanation Sound cannot be converted to light energy. Therefore chemical energy and electrical energy can be...
by Sunday | Nov 5 | Physics JAMB
A. g/16 B. g/4 C. 4/g D. 16/g Correct Answer: Option A – g/16 Explanation g/R² = g/4² = g/16
by Sunday | Nov 5 | Physics JAMB
A. 80cm B. 40cm C. 50cm D. 70cm Correct Answer: Option B – 40cm
by Sunday | Nov 5 | Physics JAMB
A. Prism binoculars B. Telescope C. Film projector D. Microscope Correct Answer: Option B – Telescope
by Sunday | Nov 5 | Physics JAMB
A. Efficiency of a machine is always greater than 1 B. Efficiency decreases with an increase in friction C. Velocity ratio depends on friction D. Mechanical advantage increases with an increase in friction Correct Answer: Option B – Efficiency decreases with an...