Jamb Physics 2016 Past Questions and Answers

Question 41:

• JAMB 2016

The impulse of a force is deduced from Newton's second law as

A. F = ma
B. F = m( \(\frac{v - u}{t}\)
C. F = mg
D. F = mv - mu

Question 42:

• JAMB 2016

Boiling occurs when the vapour pressure of a liquid is

A. At the evaporation point
B. Less than the atmospheric pressure
C. Greater than the atmospheric pressure
D. Equal to the atmospheric pressure

Question 43:

• JAMB 2016

If the magnification of a virtual image formed by an object 10cm from a convex less is 3, then the focal length of the lens is

A. 10cm
B. 20cm
C. 25cm
D. 15cm

Question 44:

• JAMB 2016

An electron in a hydrogen atom makes a transition from the ground level to the third level. If the energy at the ground level,calculate the energy at the third level.
[h = 6.6 x 10^-34Js; f = 10¹⁵Hz]

A. 1.41eV
B. 1.71eV
C. 1.61eV
D. 1.51eV

Question 45:

• JAMB 2016

In the diagram above, which of the following velocity-time graphs shows uniform acceleration of a body from rest?

A. C
B. D
C. B
D. A