by Sunday | Nov 15 | Physics JAMB
A. frequency B. amplitude C. energy D. wave length Correct Answer: Option C – energy
by Sunday | Nov 15 | Physics JAMB
A. at the principal focus B. beyond the centre of curvature C. between the principal focus and the centre of the curvature D. between the principal focus and the pole Correct Answer: Option D – between the principal focus and the...
by Sunday | Nov 15 | Physics JAMB
A. They are formed by two identical waves traveling in opposite directions B. they can be transverse or longitudinal C. The distance between two successive nodes is one wavelength D. The antinode is a point of minimum displacement Correct Answer: Option A – They...
by Sunday | Nov 15 | Physics JAMB
I. Temperature. II. Density of air molecules III. Pressure IV. Pitch A. I and II only B. II and IV only C. I, II, and IV only D. I, II, III and IV Correct Answer: Option A – I and II only Explanation Air pressure has no effect on speed of sound in an ideal gas...
by Sunday | Nov 15 | Physics JAMB
A. radiation B. conduction C. convection D. radiation and conduction Correct Answer: Option C – convection Explanation The function of the radiator of a motor car is to “collect” heat from the circulating water and radiate some out, but it is itself...
by Sunday | Nov 15 | Physics JAMB
A. 3 cm B. 5 cm C. 6 cm D. 8 cm Correct Answer: Option A – 3 cm Explanation Real depth = thickness of the glass block = 9cm. Refractive index of the glass material = 1.5 But Refractive index = Real depth/Apparent depth => 1.5 = 9/Apparent depth therefore...