Are you equally adept at troubleshooting problems in the boardroom and the boiler room? As the resident facility guru, there's a lot riding on whether or not you know the difference between sound control and a sound investment. If you're ready for 21st century challenges, then you're ready for our monthly Operator IQ Challenge...

Question 1: Which of the following is not an example of a dynamic body?

a) a body that is accelerating
b) a body that is decelerating
c) a body that is orbiting at a constant velocity around a planet
d) a body moving in uniform velocity along a straight line
e) a body colliding with another body and deflecting in a new direction

Question 2: Which of the following statements about force is false?

a) Force is the push exerted on a body
b) Force may make a body move
c) Force is the pull exerted on a body
d) No force is required to stop a body
e) Force may make a body stop

Question 3: In a lifting machine, the effort applied moves a distance of 5 m while the load moves 50 mm. What is the velocity ratio?

a) 0.1
b) 1
c) 10
d) 100
e) 1,000

Question 4: A car has an initial speed of 35 km/h and in 75 seconds it accelerates to 120 km/h. What it the distance traveled during the acceleration period?

a) 2435 m
b) 1875 m
c) 1614 m
d) 1567 m
e) 1463 m

Question 5: Calculate the power required, to pump 50,000 liters of water per minute to a vertical height of 72 m.

a) 360 kW
b) 49.05 kW
c) 588.6 kW
d) 706.32 kW
e) 69.44 kW

Answers below:

















Answer to Question 1:
d) a body moving a uniform velocity along a straight line

Answer to Question 2:
d) No force is required to stop a body

Answer to Question 3:
d) 100

Answer to Question 4:
c) 1614 m

Answer to Question 5:
c) 588.6 kW

If you got 5 correct:
You should be an instructor!!



First published September 2004