by Sunday | Mar 26 | Physics JAMB
A. 10.06cm³ B. 10.04 cm³ C. 10.02 cm³ D. 10.20 cm³ Correct Answer: Option A = 10.06cm³ Explanation 3 x α = V2−V1/V1×Δθ 3 x 2 x 10−5 = V2−10/100×10 V2 = (100 x 10 x 3 x 2 10−2) + 10 = 10.06...
by Sunday | Mar 26 | Physics JAMB
I. Radio waves II. sound waves III. Gamma rays IV. water waves A. I and II B. III and IV C. I and III D. II and IV Correct Answer: Option C = I and III Explanation Examples of electromagnetic waves are radio waves, X-rays, gamma rays, light rays,...
by Sunday | Mar 26 | Physics JAMB
I. Electric iron II. Television set III. Torch light IV. Immersion heater 250v 220v 6v 110v 1kW 110W 30W 500W A. I B. II C. III D. IV Correct Answer: Option C Explanation (I) I = P/V=1000/25 = 4A (II) I = 110/220 = 0.5A (III) I = 30/6 = 5A (IV) I = 500/110 =...
by Sunday | Mar 26 | Physics JAMB
A. 3Ω B. 6Ω C. 4Ω D. 5Ω Correct Answer: Option B = 6Ω Explanation RT = V/I=12/2 = 6Ω RT = 3 + R×6/R+6 R = 6Ω
by Sunday | Mar 26 | Physics JAMB
A. cooling temperature B. boiling point C. melting point D. vaporization point Correct Answer: Option C = melting point
by Sunday | Mar 26 | Physics JAMB
I. Light is passing from optical denser medium to optically less dense medium II. Light is passing from optically less dense medium to optically denser medium III. Angle of incidence is greater than a certain critical value IV. Angle of incidence is lesser than a...