What type of fire can be suppressed with a soda-acid type fire extinguisher?

A. A type fires only
B. B and C type fires only
C. A, B, and C type fires
D. D type fires only


Answer: A

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PROBLEM 2.30 A vertical load P is applied at the center A of the upper section of a homogeneous frustum of a circular cone of height h, minimum radius a, and maximum radius b. Denoting by E the modulus of elasticity of the material and neglecting the effect of its weight, determine the deflection of point A.

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The maximum distance between receptacle outlets in a garage is __________ feet.

a. 4 b. 6 c. 12 d. There is no NEC® requirement

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By what factor do you increase the resistance to bending (about x-x axis) if you were to use W18 × 76 beam over W8 × 31?

What will be an ideal response?

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Determine the load that can be lifted by the system shown in Problem 10.22, if R2 is increased to 25 cm.

What will be an ideal response?

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