Post Utme Physics Past Questions and Answers

Question 491:

A fast moving object of mass 200 g travels at 100 m/s and hits a block of wood of mass 2 kg.
The two bodies moved together after impact. Find the velocity with which they moved together after collision.

A. 9.09 m/s
B. 90.9 m/s
C. 0.910m/s
D. 1.96m/s.

Question 492:

Determine the distance traveled by a particle who's initial velocity is 48 km/h.
The particle accelerated 162. uniformly at the rate of 1.8 m/s2 and attained a velocity of 72 km/h

A. 6.167 m
B. 61.67 m
C. 616.7m
D. 6167 m

Question 493:

An object floats in a liquid with one third of its volume above the liquid surface.
Determine the density of the liquid, if the object density is 7100 kg/m³ (Take g=10m/s²)

A. 1056 kg/m³
B. 1560 kg/m³
C. 10650 kg/m³
D. 15.60 kg/m³

Question 494:

A metal block of mass 2125 g displaces 250 cm³ of water.
What is its density?

A. 8300 kg/m³
B. 8800 kg/m³
C. 8500 kg/m³
D. 8700 kg/m³

Question 495:

A body starting from rest travels for 100 s with uniform acceleration of 1.5 m/s.
What distance does it cover in the last 2 seconds?

A. 27.0m
B. 26.2m
C. 29.8 m
D. 3 .8m