Jamb Physics 2018 Past Questions and Answers

Question 61:

• JAMB 2018

A car traveled at a uniform speed of 100km/h, spends 15m moving from point A to point B along its route. The distance between A and B is

A. 50km
B. 25km
C. 15km
D. 10km

Question 62:

• JAMB 2018

A solid cube of side 50cm and mass 75kg floats in a liquid with \(\frac{1}{3}\) of its height above the liquid surface. The relative density of the liquid is?

A. 0.33
B. 0.50
C. 0.67
D. 0.90

Question 63:

• JAMB 2018

A man hears his echo from a nearby hill 2s after he shouted. If the frequency of his voice is 260Hz and the wavelength is 1.29m, how far away is the hill?

A. 330.0m
B. 335.4m
C. 660.0m
D. 670.8m

Question 64:

• JAMB 2018

Which of the following is an essential physical property of the wires uses for making fuses ?

A. Low density
B. Hypothermal conductivity
C. Low electrical resistivity
D. Low melting point

Question 65:

• JAMB 2018

A 40W instrument has a resistance 90 Ohms. On what voltage should it be operated normally

A. 60V
B. 150V
C. 225V
D. 360V