Post Utme Physics Past Questions and Answers

Question 1306:

A temperature scale has a lower fixed point of \(40 mm\) and an upper fixed point of \(200 mm\). What is the reading on this scale when thermometer reads \(60^{\circ} C\) ?

A. 136.0mm
B. \(33.3 mm\)
C. \(96.0 mm\)
D. \(36.0 mm\)

Question 1307:

A \(500 Kg\) car was initially at rest traveled with an acceleration of \(5 ms ^{-2}\), what is its kinetic energy after \(4 s \)

A. \(2.5 \times 10^{3} J\)
B .10^{5} J\)
B. \(5 \times 10^{3} J\)
C. \(5 \times 10^{5} J\)

Question 1308:

The temperature at which the water vapour in the air saturates the air and begins to condense is ____________

A. Melting point
B. Triple point
C. Dew point
D. Melting point

Question 1309:

The period of a simple pendulum will increase by what factor of its inextensible length increased by a factor of four ____________

A. \(2 \pi\)
B. 4
C. 2
D. \(1 / 4\)

Question 1310:

An air column \(10 cm\) in length is trapped into the sealed end of a capillary tube by a \(15 cm\) column of mercury with the tube held vertically. On inverting the tube, the air column becomes \(15 cm\) long. What is the atmospheric pressure during the experiment?

A. \(76 cm\)
B. \(75 cm\)
C. \(60 cm\)
D. \(70 cm\)