Drones – Friend or Foe?
As humans we typically rely on facial expressions to determine the answer to this question for those we meet, even if they are just a passer-by. In texting we commonly use emojis to convey our emotions. However, very soon we will be interacting with robots or drones in all sorts of situations. How will we determine if the […]
FEATURED TESTIMONIAL – “Great Course!”
“Thank you Dr. Tom and team for this great course! I was very unsure with all the new changes that have been made to the standard PE Exam with the introduction/changeover to CBT format. With the help of God, lots of hard work, and what I’ve learned through this course, I passed the PE Thermal […]
Air Down Below
Some very good friends have a sailboat, and when I talked to them last weekend, they were working on the “brightwork.” Not knowing what “brightwork” actually was, I had to ask about it. They explained that it includes any exposed metal or varnished wood on a boat, anything that needs to be bright and shiny, […]
Attention HVAC Engineers!
WATCH OUR NEW VIDEO! Dr. Tom’s Classroom now offers an HVAC & Refrigeration PE Exam Review, specifically developed for the CBT format exam. It had long been a goal at DTC to add an HVAC course to our line up. After completing our new Machine Design & Materials and Thermal & Fluid Systems Reviews for […]
DTC Now Has Reviews for All 3 Mechanical PE Exams
Best PE Prep Course With the addition of our new HVAC & Refrigeration PE Exam Review, Dr. Tom’s Classroom now offers a reviews for all three Mechanical PE Exams, each specifically developed for the CBT format exam. It has long been a goal at DTC to add an HVAC course to our line up. After […]
Moon “Wobble” Projected to Increase Tidal Flooding
A new study by NASA released in June in the journal Nature Climate Change, projects an increase in coastal flooding due to a ‘wobble’ in the moon’s position relative to Earth. As the Moon circles the Earth, its angle relative to the equator changes over time. It’s nothing new – the ‘wobble’ was first reported […]
The Big “After Graduation” Question – Is the Answer Still “Plastics?”
In the 1967 movie “The Graduate,” the character played by Dustin Hoffman has just graduated from college and his parents are throwing a big celebration party. The question he is asked many times by his parent’s friends is “What do you plan to do now that you have graduated?” One of his parents’ friends comes up to […]
FEATURED TESTIMONIAL – “Not only did I pass, but I felt confident throughout the exam.”
“I took the Thermal and Fluids CBT exam, and the first thing I want to say is: I PASSED! I was very happy to see that all of my hard work and discipline paid off. I went through your course in the standard 20 week timeline and put in 15-20 hours of studying per week. I […]
New DTC HVAC & Refrigeration Course Coming Soon!
We are very proud to announce that Dr. Tom’s Classroom will soon be offering a new HVAC & Refrigeration PE Exam Review. It has long been a goal at DTC to add an HVAC course to our line up. After completing our new Machine Design & Materials and Thermal & Fluid Systems Reviews for the […]
Like Floating a Bus on a Tall Pole
Offshore wind turbines have to date been mounted on foundations resting on the bottom of the ocean. This design best resists the forces from wind and waves. Currently the deepest this design can be used is 60 meters. This puts 60% of the US’s offshore sites out of reach. One solution is to mount the wind turbine on a […]
