Past Questions And Answers
When was this statement made? I repent that I made Saul king
- A) at the anointing of Saul
- B) when Saul failed to pray
- C) when Saul disobeyed God over Amalek
- D) when Saul finished the morning offering
The metallic bond in magnesium is stronger than that in calcium because magnesium has a
- A. larger atomic size.
- B. smaller atomic size
- C. greater number of valence electrons
- D. lower melting point
The subscriptions received represent 80% of total payments and the opening balance is 30% of gate-fee collections.
The subscriptions received would be

- A. N200 000
- B. N240 000
- C. N300 000
- D. N24 000
Explain the wave-particle duality of light. (b) A particle of wavelength 4.2x 10\(^{-11}\)m travels (a) With a momentum of 1.6 x 10\(^{-23}\) kg m/s,
Determine the value of the Planck's constant, h.
View Discussion (0)WAEC 2021 THEORYAn air bubble of radius 4.5 cm initially at a depth of 12 m below the water surface rises to the surface. If the atmospheric pressure is equal to 10.34 m of water, the radius of the bubble just before it reaches the water surface is
- A. 6.43 cm
- B. 8.24 cm
- C. 4.26 cm
- D. 5.82 cm
In the mid-term test, Yaq scored 72% in Mathematics, his brother scored 2/3 of his mark and their niece twice the score of Yaq’s brother. What was the score of the niece?
- A. 72%
- B. 100%
- C. 96%
- D. 76%
All but one of these is not a tactic adopted by pressure groups in the pursuit of their objectives
- A) Lobbying
- B) Propaganda
- C) Assault
- D) Boycott
The rotation of the earth on its axis?
- A. causes the varying lengths of day and night
- B. is responsible for the change of the seasons
- C. causes day and night
- D. delimits the tropics
If the actual population in a country is less than the optimum population, then?
- A. it is desirable to have a large population
- B. it is necessary to have an improved technology to sustain the population
- C. it is desirable to have a smaller population
- D. the available resources are inadequate to substain the population
The linear expansivity of brass is 2 x 10−5oC−1. If the volume of piece of brass is 10cm3 at 0oC. What will be its volume at 100oC?
- A. 10.06cm3
- B. 10.043
- C. 10.023
- D. 10.203

