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You are tasked with identifying where the stress concentrations may appear on a support beam. Of the following locations which will not have a stress concentration? I Near concentrated loads II. Close to discontinuities of the beam III Where distributed loads occur.

(A) II & III

(B) II

(C) I & II


The Correct Answer

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

Correct Answer: C

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

Correct Answer: A

What is the standard equation for calculating the future worth (F) when given the annual rate of return (I) and the present rate (P)?

(A) $latex F=P(1+i)^{n-1}$

(B) $latex F=P(1+i)^n$

(C) $latex F=P(1-i)^n$

(D) $latex F=P(1+n)^I$

Correct Answer: B

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