Home ACT Math ACT English PE Exam CPA IELTS Contact Us

Home->PE

What cycle is the most efficient?

(A) Carnot

(B) Brayton

(C) Diesel

(D) Otto

The Correct Answer
Explanation

What is the elongation of a 2 meter aluminum bar when it has been stressed to 512 MPa? (E = 69 GPa)?

(A) 1.5 cm (B) 2.0 cm (C) 1.0 cm (D) 1.7 cm

Correct Answer: A

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

Correct Answer: D

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

Correct Answer: A

More PE Exam Questions