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  • Question
  • 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.

  • Correct Answer
  • Q and R each is equal to 10 tonnes. 


  • Strength of Materials problems


    Search Results


    • 1. 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.
    • Discuss
    • 2. The stress at which extension of a material takes place more quickly as compared to the increase in load, is called

    • Options
    • A. elastic point
    • B. plastic point
    • C. breaking point
    • D. yielding point.
    • Discuss
    • 3. The moment diagram for a cantilever carrying a concentrated load at its free end, will be

    • Options
    • A. triangle
    • B. rectangle
    • C. parabola
    • D. cubic parabola.
    • Discuss
    • 4. The ratio of the moments of resistance of a solid circular shaft of diameter D and a hollow shaft (external diameter D and internal diameter d), is

    • Options
    • A.
    • B.
    • C.
    • D.
    • E. none of these.
    • Discuss
    • 5. In a three hinged arch, the bending moment will be zero

    • Options
    • A. at right hinge only
    • B. at left hinge only
    • C. at both right and left hinges
    • D. at all the three hinges.
    • Discuss
    • 6. The shiftness factor for a prismatic beam of length L and moment of inertia I, is

    • Options
    • A.
    • B.
    • C.
    • D.
    • E.
    • Discuss
    • 7. 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.
    • Discuss
    • 8. The tension coefficient of any member is

    • Options
    • A. force divided by the length
    • B. tension divided by the length
    • C. tension per unit area
    • D. tension in the member.
    • Discuss
    • 9. 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.
    • Discuss
    • 10. 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.
    • Discuss


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