Post Utme Physics Past Questions and Answers

Question 961:

A particular starts from reset and moves with a constant accelerations of \(0.5 ms ^{-2}\).
calculate the the takee by the particle to cover a distance of \(25 m\) ____________

A. 2.5s
B. \(7.1 s\)
C. \(10.0 s\)
D. \(50.0 s\)
E. \(100.0 s\)

Question 962:

A block of material of volume \(2 \times 0^{-5 ms }\) is suspended from a spring balance with haff the volument the block immersed in water.
What is the reading of the spring balance?
(Density of water \(\left.=10 \times 10^{3} kg ^{3}, g =10 ms ^{-2}\right)

A. \(0.10 N\)
B. \(0.25 N\)
C. \(0.30 N\)
D. \(0.40 N\)
E. \(0.50 N\)

Question 963:

An object is projected with a velocity of \(100 ms ^{-1}\) from the ground level a to angle \(\theta\) to the vertical.
If the total time of flight of the projectile is 10 s, calculate \(\theta\left(g=10 ms ^{-1}\right)\)

A. \(0^{\circ}\)
B. \(30^{\circ}\)
C. \(46^{\circ}\)
D. \(60^{\circ}\)
E. \(90^{\circ}\)

Question 964:

How far will a body move in 4 seconds if uniformly acceleratediffom kest atthe rate of \(2 ms ^{-27}\)

A. \(32 m\)
B. \(24 m\)
C. 16 m
D. 12 m
E. 8 m

Question 965:

If the temperature of water is gradually increased form \(0^{\circ}\) to \(4{ }^{\circ} C\), the density of the water within this range

A. Increases for a while and then decreases
B. Decreases for a while and then increases
C. Increases gradually
D. Decreases gradually
E. Remains the same