August 6

# Fundamentals of Engineering (FE) Practice Exam 1

#### Problem #1

Which of the following are not an intensive property?

1. Pressure
2. Velocity
3. Volume
4. Density
5. Kinetic Energy

A) I, II & III
B) IV & V
C) I, II & IV
D) III & V

#### Problem #2

Using the Gibbs Phase Rule, how many intensive properties are required to fix a mixture of water and ammonia that is in a liquid state?
A) 1
B) 2
C) 3
D) 4

#### Problem #3

How much heat is dissipated when a current of 15 amps passes through a 4 ohm resistor?
A) 3,075 btuh
B) 900 btuh
C) 2,700 btuh
D) 9,300 btuh

#### Problem #4

What is the gauge pressure of at a point that is 15 meters below the surface of water that has an atmospheric pressure of 14.7 PSIA?
A) 147,150 pa
B) 150,000 pa
C) 147,250 pa
D) 147,000 pa

#### Problem #5

A spaceship leaves the space station with an acceleration of 15 ft/s2. After 3 minutes the engines turn off and the acceleration is 0 ft/s2. What is the average velocity of the spaceship?
A) 81,100 ft/s
B) 1,350 ft/s
C) 243,000 ft/s
D) 2,700 ft/s

#### Problem #6

Which of the following can not be equal to 1 mol of the substance at standard conditions?
A) 20 grams of water
B) 6.02 x 1023 molecules of Uranium
C) 28 grams of N2
D) 22.4 liters on Argon

#### Problem #7

How much torque can be applied to a 6 inch outer diameter pipe that has a wall thickness of 0.25 inches when the maximum shear stress is 20,000 psi?
A) 23,400 in lbs
B) 250,000 in lbs
C) 37,400 in lbs
D) 30,000 in lbs

#### Problem #8

Your credit card has a nominal interest rate of 18%. If the interest is calculated monthly, what is the effective annual rate?
A) 19.0%
B) 18.5%
C) 19.6%
D) 20.1%

#### Problem #9

Find the slope of the line defined by:
$y=2x^5 + 3x^4 + 2x^2 + 3x + 1$
A) $m = 2x^6 + 3x^4 + 2x^3 + 3$
B) $m = 10x + 12x^2 + 4x^4 + 3$
C) $m = 10x^5 + 12x^4 + 4x^2 + 3$
D) $m = 10x^4 + 12x^3 + 4x + 3$

#### Problem #10

An 18 wheeler has a mass of 28,000 kilograms when fully loaded. The truck goes from 0 to 90 kilometers per hour in 120 seconds. What is the force on the 18 wheeler due to acceleration?
A) 1.08 kN
B) 15.82 kN
C) 10.71 kN
D) 5.83 kN