Are You Smarter than an Undergraduate? December 2026

Question 1: Which material property is most critical for designing springs?

Hardness

Modulus of rigidity (shear modulus)

Compressive strength

Density

Question 2: Cavitation in pumps is caused by ______________.

Too much discharge pressure

Vapor bubbles collapsing in low-pressure regions

Incorrect impeller rotation

Shaft misalignment

Question 3: Which of the following is NOT a destructive test?

Tensile test

Ultrasonic test

Charpy test

Bend test

Question 4: A cooling tower is primarily used to _____________.

Cool air directly

Reject heat from water used in HVAC systems

Increase air humidity

Control duct static pressure

Question 5: What is the primary binding material in concrete?

Sand

Gravel

Cement

Water

Question 6: In series circuits, the total resistance is ____________.

Always less than smallest resistor

Sum of all resistances

Equal to the average resistance

Determined by the largest resistor only

When Holiday Cheer Meets Circuit Boards. End the year with festive designs that are brighter, bolder, and wildly unnecessary.