Recompute the reactions, draw the shear and moment curves for the beam in Figure P9.6 if support B settles by 1.5 in.. Check and compare your answer to that obtained using RISA-2D, and compare the change in reaction when B settles by 0.75 in., 3.0 in. What do you observe?




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Answer the following statements true (T) or false (F)

1. In a suspended ceiling system, steel hanger wires are supplied by the manufacturer already cut to length. 2. The strongest metal suspension system is always a properly installed direct-hung system. 3. It is not possible to use lath and plaster with a suspended ceiling structure. 4. Ceiling materials are essentially limited to drywall, lath and plaster, and acoustical tiles.

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Explain why gypsum board is an excellent material for providing fire resistance in building assemblies.

What will be an ideal response?

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A full-wave rectifier circuit using a 24 V center-tapped transformer has a load resistor (RL) of 4.7 k?. The dc load voltage for the circuit is

A) 10.79 V B) 16.25 V C) 32.5 V D) 10.4 V

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In case of which fires can you use water to put it out?

a. Tire fires. b. Gasoline fires. c. Electrical fires. d. Diesel fires.

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