Physics 2018 Waec Past Questions and Answers

Question 1 :

• WAEC 2018

The S.I unit for sound energy is

A. Hz
B. Cd
C. DB
D. J

Question 2 :

• WAEC 2018

The S.I unit for sound energy is

A. Hz
B. Cd
C. DB
D. J

Question 3 :

• WAEC 2018

The general definition of elastic modulus is

A. \(\frac{stress}{strain}\)
B. \(\frac{strain}{stress}\)
C. \(stress \times strain\)
D. \(\sqrt{\frac{stress}{strain}}\)

Question 4 :

• WAEC 2018

The diagram above illustrates a simple barometer. Which distance measures the atmospheric pressure?

A. PQ
B. QR
C. RS
D. QS

Question 5 :

• WAEC 2018

The property of a body to remain at rest or to continue in uniform motion in a straight line is called

A. Momentum
B. Inertia
C. Impulse
D. Energy