The shiftness factor for a prismatic beam of length L and moment of inertia I, i

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The shiftness factor for a prismatic beam of length L and moment of inertia I, is
Options
A.
B.
C.
D.
E.

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1. A joint of a frame is subjected to three tensile force P, Q and R equally inclined to each other. If P is 10 tonnes, the other forces will be
Options
A. Q = 10 tonnes and R = zero
B. R + 10 tonnes and Q = zero
C. Q + R = 10 tonnes
D. Q - R = zero
E. Q and R each is equal to 10 tonnes.

2. A composite member shown in below figure was formed at 25�C and was made of two materials a and b. If the coefficient of thermal expansion of a is more than that of b and the composite member is heated upto 45�C, then
Options
A. a will be in tension and b in compression
B. both will be in compression
C. both will be in tension
D. a will be in compression and b in tension.

3. The stress at which extension of a material takes place more quickly as compared to the increase in load, is called
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A. elastic point
B. plastic point
C. breaking point
D. yielding point.

6. The maximum stress intensity due to a suddenly applied load is x-times the stress intensity produced by the load of the same magnitude applied gradually. The value of x is
Options
A. 1
B. 2
C. 3
D.
E.

8. In a shaft shear stress intensity at a point is not
Options
A. directly proportional to the distance from the axis
B. inversely proportional to the distance from the axis
C. inversely proportional to the polar moment of inertia
D. directly proportional to the applied torque.

9. An open-ended cylinder of radius r and thickness t is subjected to internal pressure p. The Young's modulus for the material is E and Poisson's ratio is ?. The longitudinal strain is
Options
A. zero
B.
C.
D. none of these.

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