Jamb Physics 2017 Past Questions and Answers

Question 31:

• JAMB 2017

From the diagram above, calculate the energy stored in the capacitor

A. 4.0 x 10\(^{-2}\)J
B. 4.0 x 10\(^{-4}\)J
C. 8.0 x 10\(^{-4}\)J
D. 8.0 x 10\(^{-2}\)J

Question 32:

• JAMB 2017

A constant force of 5N acts for a 5 seconds on a mass of 5kg initially at rest. Calculate the final momentum

A. 125kgms−1
B. 25kgms−1
C. 15kgms−1
D. 0kgms−1

Question 33:

• JAMB 2017

I. Refraction II. Interference III. Diffraction Which of the above properties are common to all waves?

A. II and III only
B. I, II and III
C. I and II only
D. I and III only

Question 34:

• JAMB 2017

I. Refraction II. Interference III. Diffraction Which of the above properties are common to all waves?

A. II and III only
B. I, II and III
C. I and II only
D. I and III only

Question 35:

• JAMB 2017

Which of the following is correct about an electric cell?

A. Primary cell produces a large current for a long time
B. Secondary cell has a very high internal resistance
C. Primary cell has a very low internal resistance
D. Secondary cell has a very low internal resistance