Post Utme Physics Past Questions and Answers

Question 401:

A car moving with a speed of 90 km/h was brought to rest in 10s by the application of the brakes. How far did the car travel after the brakes were applied

A. 150 m
B. 15 m
C. 250 m
D. 125 m

Question 402:

A metre rule is found to balance at the 48 cm mark. When a body of mass 60 g is suspended at the 6 cm mark, the balance point is found to be at the 30 cm mark. Find the mass of the metre rule

A. 60 g
B. 360g
C. 80g
D. 180 g

Question 403:

A ball of mass 0.1 kg moving with a horizontal velocity of 15 m/s is shot into a wooden block of mass 0.4 kg lying at rest on a smooth horizontal surface.
Find their common velocity after impact ____________

A. 15.0 m/s
B. 3.8 m/s
C. 7.5 m/s
D. .3.0 m/s

Question 404:

A body of mass 2 kg moves velocity of 10 m/s. Neglecting air resistance, determine the kinetic energy of the body.

A. 200 N
B. 200 J
C. 100J
D. 100 N

Question 405:

Three forces of magnitude 15 N, 10 N and 5 N act on a particle in the direction which make 1200 with one another.
Find the resultant and the angle the resultant makes with the x-axis.

A. 8.66 N, 300
B. 4.33 N, 600
C. 74N, 450
D. 2.52N, 600