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(b)    Determine the slopc and deflection at ihc free end of a cantilever beam of span / subjected to a point load w at the free end. using any method of your choicc. Take El as constant.

(c)    State the Betti’s law of reciprocal theorem and MaxwelPs law of reciprocal theorem. Also prove the Maxwełl's law of reciprocal theorem.

5. Attempt any two parts of the following :    (10x2=20)

(a) A canti!«ver beam of40 mm * 40 nim section, 2 m spa. is subjected to a load of 1 kN at the free end. The load is inclined at 30° with the vertical. Determine the position of the neutral axis and the maximum stress in the beam. What do you mcan by shear centre ? Find the position of the shear centre for the channel section shown in Fig. 4.

-P

10 min

(b)

50 mm

Printcd Pagca—4

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ECE401

1‘APFU II) : 0025

Paper ID and Roli No. to be filled in your Answer Book)

RouNo. Mliii L-L.L-i

100 mm

B. Tech.

(SEM. IV) THEORY EXAMINAT!ON 2011-12

STRUCTURAL ANALYSIS—1

Time : 3 Hours    Total Marks : 100

Notc : (1) Attempt aJl questions.

(2)    Assume any data suitably, if missing.

(3)    Use of calculator is allowed.

1.    Attempt any four parts of the following :    (5x4=20)

(a)    What do you mean by static in de term macy ? Explain giving at least two examplcs with reference to trusses.

(b)    What are different methods of analysis of trussor ? Explain any one in detail.

(c)    Analyse the space frame shown in Fig. 1, using Tension coefficient method.

10 ram

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L:

Fig. 4

(c) What do you understand by bending of curvcd bars ? Write down the assumptions madę in the bending ofcurved bars with large initial curvatures.

L

5 m 5 m

FCK40I/PI H-4H)08(Rc)

325

EC£401/TUR-4100a(Rc)

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