So, are the heated sidewalks a good choice for the snowy Montana town? Check out the solution, provided by Vinith Bejugam of the University of Arkansas.Read the rest of this entry »
Congratulations to Scott Kolodziej for being the first to submit a correct answer to the challenge question! And thanks to everyone who participated.Read the rest of this entry »
With gas prices soaring, several friends decide to save money by siphoning gas from other people’s vehicles. They need to siphon 40L of gas in order for the group to have enough for their mopeds for the week. Sunday night, they were siphoning gas out of a large truck at the local market.Read the rest of this entry »
Given a tubular membrane 4 inches in diameter what flow rate is needed
for turbulent flow?
See Answer Below.
A desalinization plant has upgraded to a new micro filtration system as part of its pretreatment of sea water.
The new system uses a tubular membrane, four inches in diameter.
Turbulent flow conditions must exist within […]
CHALLENGE SOLVED: (See the Answer Below!)
Can you identify the mystery gas?
The label has come off a cylinder of gas in your laboratory. You know only that one species of gas is contained in the cylinder, but you do not know whether it is hydrogen, oxygen or nitrogen.
To find out, you […]Read the rest of this entry »
CHALLENGE QUESTION: (See the Answer Below!)
How long could a knight survive against a fire-breathing dragon?
As a knight you do this all the time, fight dragons that is. But finding yourself engulfed in a dragons fiery breath, you are beginning to question that career move. […] Read the rest of this entry »
What is the viscosity of hydraulic fluid with a kinematic viscosity index of 300 and that is exposed to a temperature of 50 degrees Farhenheit?
You and your team are creating an adjustable hospital gurney to be used in a medical clinic in Guatemala. The gurney can be raised or […]