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What the standard units used when using the Reynolds Number?

(A) ft/s2

(B) centipoise

(C) kg/s

(D) None

The Correct Answer
Explanation

Which of the following are not an intensive property? Pressure Velocity Volume Density Kinetic Energy

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

Correct Answer: D

A copper ball that is 1.5 m in diameter has a temperature of 100C. The environment is at 0C. If the emissivity of copper is 0.15 how much power is radiated by the copper ball?

(A) 6 w (B) 5,264 W (C) 500 W (D) 1,164 W

Correct Answer: D

Find the slope of the line defined by: $latex y=2x^5 + 3x^4 + 2x^2 + 3x + 1$

(A)$latex m = 2x^6 + 3x^4 + 2x^3 + 3$ (B) $latex m = 10x + 12x^2 + 4x^4 + 3$ (C) $latex m = 10x^5 + 12x^4 + 4x^2 + 3$ (D) $latex m = 10x^4 + 12x^3 + 4x + 3$

Correct Answer: D

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