Waec Physics Past Questions and Answers

Question 16:

• WAEC 2019

A metal rod has a length of 100cm at 200°C. At what temperature will its length be 99.4cm. If the linear expansivity of the material of the nod is 2 à— 10\(^{-5}\)C\(^{-1}\)

Question 17:

• WAEC 1988

Which of the units of the following physical quantities are derived? I. Area II. Thrust III. Pressure IV. Mass

A. I, II, III & IV
B. I, II, III only
C. I, II, IV only
D. I, & III only
E. I & IV only

Question 18:

• WAEC 1988

Which of the units of the following physical quantities are derived? I. Area II. Thrust III. Pressure IV. Mass

A. I, II, III & IV
B. I, II, III only
C. I, II, IV only
D. I, & III only
E. I & IV only

Question 19:

• WAEC 1988

The slope of a striaght line displacement time graph indicates the

A. Distance travelled
B. Uniform velocity
C. Uniform acceleration
D. Instantaneous acceleration
E. Uniform speed

Question 20:

• WAEC 1988

A man will exact the greatest pressure on a bench when he

A. Lies flat on his back
B. Lies flat on his belly
C. Stand on both feet
D. Stand on one foot only
E. Stand on toes of one foot