Theory of Structures

The force in EC of the truss shown in the given figure, is__________________?

Byadmin January 17, 2019June 4, 2021

The force in EC of the truss shown in the given figure, is__________________?

A. Zero
B. 5t tension
C. 5t compression(Correct)
D. 4t tension

Theory of Structures

A simply supported rolled steel joist 8 m long carries a uniformly distributed load over it span so that the maximum bending stress is 75 N/mm². If the slope at the ends is 0.005 radian and the value of E = 0.2 × 106 N/mm2, the depth of the joist, is________________?

A simply supported rolled steel joist 8 m long carries a uniformly distributed load over it span so that the maximum bending stress is 75 N/mm². If the slope at the ends is 0.005 radian and the value of E = 0.2 × 106 N/mm2, the depth of the joist, is________________?

A. 200 mm
B. 250 mm
C. 300 mm
D. 400 mm

Read More A simply supported rolled steel joist 8 m long carries a uniformly distributed load over it span so that the maximum bending stress is 75 N/mm². If the slope at the ends is 0.005 radian and the value of E = 0.2 × 106 N/mm2, the depth of the joist, is________________?
Theory of Structures

A concentrated load P is supported by the free end of a quadrantal ring AB whose end B is fixed. The ratio of the vertical to horizontal deflections of the end A, is______________?

A concentrated load P is supported by the free end of a quadrantal ring AB whose end B is fixed. The ratio of the vertical to horizontal deflections of the end A, is______________?

A. /6
B. /2(Correct)
C. /3
D. /4

Read More A concentrated load P is supported by the free end of a quadrantal ring AB whose end B is fixed. The ratio of the vertical to horizontal deflections of the end A, is______________?
Theory of Structures

P=4²EI/L² is the equation of Euler’s crippling load if________________?

P=4²EI/L² is the equation of Euler’s crippling load if________________?

A. Both the ends are fixed
B. Both the ends are hinged
C. One end is fixed and other end is free
D. One end is fixed and other end is hinged

Read More P=4²EI/L² is the equation of Euler’s crippling load if________________?
Theory of Structures

If and are external and internal diameters of a circular shaft respectively, its polar moment of inertia, is________________?

If and are external and internal diameters of a circular shaft respectively, its polar moment of inertia, is________________?

A. D4 – d4)
B. D4 – d4)
C. D4 – d4)
D. D4 – d4)(Correct)

Read More If and are external and internal diameters of a circular shaft respectively, its polar moment of inertia, is________________?
Theory of Structures

If a solid shaft (diameter 20 cm, length 400 cm, N = 0.8 × 105 N/mm2) when subjected to a twisting moment, produces maximum shear stress of 50 N/mm 2, the angle of twist in radians, is_________________?

If a solid shaft (diameter 20 cm, length 400 cm, N = 0.8 × 105 N/mm2) when subjected to a twisting moment, produces maximum shear stress of 50 N/mm 2, the angle of twist in radians, is_________________?

A. 0.001
B. 0.002
C. 0.0025
D. 0.003

Read More If a solid shaft (diameter 20 cm, length 400 cm, N = 0.8 × 105 N/mm2) when subjected to a twisting moment, produces maximum shear stress of 50 N/mm 2, the angle of twist in radians, is_________________?
Theory of Structures

A steel rod of sectional area 250 sq. mm connects two parallel walls 5 m apart. The nuts at the ends were tightened when the rod was heated to 100°C. If steel = 0.000012/C°, Esteel = 0.2 MN/mm2, the tensile force developed at a temperature of 50°C, is_________________?

A steel rod of sectional area 250 sq. mm connects two parallel walls 5 m apart. The nuts at the ends were tightened when the rod was heated to 100°C. If steel = 0.000012/C°, Esteel = 0.2 MN/mm2, the tensile force developed at a temperature of 50°C, is_________________?

A. 80 N/mm2
B. 100 N/mm 2
C. 120 N/mm2
D. 150 N/mm2

Read More A steel rod of sectional area 250 sq. mm connects two parallel walls 5 m apart. The nuts at the ends were tightened when the rod was heated to 100°C. If steel = 0.000012/C°, Esteel = 0.2 MN/mm2, the tensile force developed at a temperature of 50°C, is_________________?

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