Physics
What is Newton’s Second Law?
F = ma
Convert 90° to radians
pi/2
What is the approximate density of water in SI units?
1,000 kg/m³
What is the name of the internal force that tends to cause adjacent sections of a beam to slide past one another?
Shear Force
What has an axis but never rotates?
A graph
What is the formula for density?
density = mass/volume
What is the derivative of ln x
1/x
What famous equation relates pressure, velocity, and elevation along a streamline in ideal steady flow?
Bernoulli’s
What law states that stress is proportional to strain within the linear elastic range?
Hooke’s Law
What can fill an entire room without taking space?
Light
If a ball is thrown straight upward, what is its acceleration at the highest point, neglecting air resistance?
9.81 m/s2 downward
What is the value of tan(90°)?
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What is the term for fluid flow in smooth, orderly layers?
Laminar Flow
What is the moment of inertia of a rectangular cross section about its centroidal horizontal axis?
I = bh3/12
A man pushes his car to a hotel and immediately knows he's bankrupt. Why?
He’s playing Monopoly
If the speed of an object doubles, its kinetic energy increases by what factor?
4
K = 1/2mv2
What is the magnitude of the cross product of perpendicular vectors with magnitudes 3 and 4?
12
A pipe has an area of 2 ft² and an average velocity of 5 ft/s. What is its flow rate?
10 ft3/s
What is the total load of a triangular distributed load acting over 10 ft with a maximum intensity of 4 kip/ft?
20 kip
What is the only place where today comes before yesterday?
A dictionary
A 5 kg object moving at 10 m/s collides with a stationary 5 kg object in a one-dimensional perfectly elastic collision. What is the first object's final velocity?
0 m/s
How many different arrangements can be made from the letters in MATH?
24
An object displaces 100 N of water. What is the buoyant force acting on it?
100 N
A 2 kip force is applied to a beam. If the force's perpendicular distance from a point doubles, what happens to its moment about that point?
It doubles
What word becomes its opposite when you add two letters?
Do | Undo