by Sunday | Jan 23 | Physics WAEC
A. PQ B. QR C. RS D. QS Correct Answer: Option B B. QR Explanation The height of the mercury column in a simple barometer is calculated as the atmospheric pressure.
by Sunday | Jan 23 | Physics WAEC
A. Hz B. cd C. dB D. J Correct Answer: Option D D. J Explanation Every form of energy is measured in joules (J).
by Sunday | Jan 4 | Physics WAEC
The height at which the atmosphere ceases to exist is about 80km. If the atmospheric pressure on the ground level is 760mmHg, the pressure at a height of 20km above the ground level is? (ρm = 13.6g/cm3 ρ = 0.00013g/cm3 ) A. 380mmHg B. 570mmHg C. 190mmHg D. 480mmHg...
by Sunday | Jan 4 | Physics WAEC
A. 84400m B. 69000m C. 61440m D. 24000m Correct Answer: Option C C. 61440m Explanation Time of flight, T = 96s R = (Ucosθ) *time* T = 640 × 96 = 61,440m
by Sunday | Jan 4 | Physics WAEC
A. 2.56cm B. 2.25cm C. 2.50cm D. 2.05cm Correct Answer: Option A A. 2.56cm Explanation Meter rule has a reading accuracy of 0.5mm or 0.05cm, thus measurement is M ± 0.05cm i.e 2.00, 2.05, 2.50, 2.55 etc. The reading that cannot be read is...
by Sunday | Jan 4 | Physics WAEC
A. an increase in the kinetic energy of the body B. an increase in the potential energy of the body C. an increase in the potential energy of the body D. an increase in the height of the body Correct Answer: Option B B. an increase in the potential energy of the body...
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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