by Sunday | Jan 11 | Physics WAEC
A. Hooke’s law B. Archimedes principle C. law of flotation D. principle of moments Correct Answer: Option D – principle of moments Explanation Hooke’s Law states that the extension of a spring is proportional to the load that is applied to it. A...
by Sunday | Jan 11 | Physics WAEC
A. Operation of a grinding machine B. Walking C. Application of brakes D. Moving piston in a sleeve Correct Answer: Option D – Moving piston in a sleeve Explanation friction, force that resists the sliding or rolling of one solid object over another. Examples of...
by Sunday | Jan 11 | Physics WAEC
A. relative motion between the layers of the fluid B. nature of the material of the fluid C. surface area of the fluid in contact D. normal reaction in the fluid Correct Answer: Option D – normal reaction in the fluid Explanation The viscosity of a material is...
by Sunday | Jan 11 | Physics WAEC
A. 4.1 cm B. 4.13cm C. 125 cm D. 1254 cm Correct Answer: Option B = 4.13cm Explanation Vernier calipers commonly used in industry provide a precision to 0.01 mm (10 micrometres), or 0.01cm or one thousandth of an inch. Usually, it is the total length of the main...
by Sunday | Jan 11 | Physics WAEC
A. 1.5 ms−1 B. 6.0 m s−1 C. 17.3 m s−1 D. 24.5 m s−1 Correct Answer: Option D = 24.5 m s−1 Explanation v = ?, u = 0, a = 10, s = 30 V² = U²+2as V² = 0 + 2 * 10 * 30 V² = 0 + 600 V = √600 V =...
by Sunday | Jan 11 | Physics WAEC
A. rise steadily B. fall steadily C. fall and then rises D. rise and then falls Correct Answer: Option B – fall steadily Explanation When a liquid or gas is heated, the molecules move faster, bump into each other, and spread apart. This is Because the molecules...
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