Waec Physics 2006 Past Questions and Answers

Question 1:

• WAEC 2006

Which of the following phenomena causes capillary of liquids in tubes of narrow bore?

A. Viscosity
B. Surface tension
C. Osmosis
D. Brownian motion

Question 2:

• WAEC 2006

Which of the following phenomena causes capillary of liquids in tubes of narrow bore?

A. Viscosity
B. Surface tension
C. Osmosis
D. Brownian motion

Question 3:

• WAEC 2006

Which of the following physical quantities are derived? i. Area ii. Thrust iii. Pressure iv. Mass

A. I, ii, iii and iv
B. I, ii and iii only
C. I, ii and iv only
D. I and iii only

Question 4:

• WAEC 2006

A block of volume 3 x 10⁵m³ and density 2.5 x 10³ kg m^-3 is suspended from a spring balance with \(\frac{2}{3}\) of its volume immersed in a liquid of density 900 kg m^-3. Determine the reading of the spring balance [g = 10ms^-2]

A. 0.18N
B. 0.57N
C. 0.75n
D. 0.93N

Question 5:

• WAEC 2006

A solid body will float in a liquid if its

A. Density is less than that of a liquid
B. Mass is equal to that of the liquid
C. Density is greater than that of the liquid
D. Mass is less than that of the liquid