Post Utme Physics Past Questions and Answers

Question 326:

A gas which obeys Charles law exactly has a volume of 283cm³ at 10˚c. What is its volume at 30˚c?

A. 142 cm³
B. 293 cm³
C. 303 cm³
D. 566 cm³
E. 849 cm³

Question 327:

A real image of an object formed by a converging lens of focal length 15cm is 3 times the size of the object. What is the distance of the object from the lens?

A. 30cm
B. 25cm
C. 20cm
D. 15cm
E. 10cm

Question 328:

How far from a cliff should a boy stand to hear the echo of his clap 0.9s later? (speed of sound in air= 330m/s)

A. 36.67m
B. 74.25m
C. 148.50m
D. 297.00m
E. 366.67m

Question 329:

Dimension of absolute viscosity is ____________

A. \(M^{-1}L^{-1}T\)
B. \(MLT{-1}\)
C. \(ML{-1}T \)
D. MLT

Question 330:

Turbulent flow generally occurs for cases involving ____________

A. Highly viscous fluid
B. Very narrow passages
C. Very slow-motion
D. None of these