When tensile stress is applied axially on a circular rod its (a)diameter decreases (b)length increases (c)volume decreases (d)Which of the above are true?

When tensile stress is applied axially on a circular rod its

(a)diameter decreases
(b)length increases
(c)volume decreases
(d)Which of the above are true?
by

1 Answer

Answer :

(c)volume decreases
by

Related questions

Tensile Strain is (a)Increase in length / original length (b)Decrease in length / original length (c)Change in volume / original volume (d)All of the above

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Volumetric Strain is (a)Increase in length / original length (b)Decrease in length / original length (c)Change in volume / original volume (d)All of the above

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If tensile stress of a steel rod of diameter is 1400 kg/cm2 and bond stress is 6 kg/cm2 , the required bond length of the rod is (A) 30 D (B) 39 D (C) 50 D (D) 59 D

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An R.C.C. column of 30 cm diameter is reinforced with 6 bars 12 mm placed symmetrically along the circumference. If it carries a load of 40, 000 kg axially, the stress is (A) 49.9 kg/cm2 (B) 100 kg/cm2 (C) 250 kg/cm2 (D) 175 kg/cm

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The tensile force required to cause an elongation of 0.045 mm in a steel rod of 1000 mm length and 12 mm diameter, is (where E = 2 × 106 kg/cm2 ) (A) 166 kg (B) 102 kg (C) 204 kg (D) 74 kg

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The region of the cross-section of a column in which compressive load may be applied without producing any tensile stress, is known as the core of the cross-section. In circular columns the radius of the core, is (A) One-half of the radius (B) One-third of the radius (C) One-quarter of the radius (D) One-fifth of the radius

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The deflection of a uniform circular bar of diameter d and length , which extends by an amount under a tensile pull , when it carries the same load at its mid-span, is (A) el/2d (B) e²l/3d² (C) el²/3d² (D) e²l²/3d

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All materials obey Hooke's law within elastic limit. When elastic limit is reached, the tensile strain (A) Increases very quickly (B) Decreases very quickly (C) Increases in proportion to stress (D) Decreases in proportion to stress

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As the elastic limit reaches, tensile strain (A) Increases more rapidly (B) Decreases more rapidly (C) Increases in proportion to the stress (D) Decreases in proportion to the stress

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If d is the diameter of a bar, ft is allowable tensile stress and fb, is allowable bond stress, the bond length is given by (A) ft .d/4fb (B) ( /4). (ft .d/fb) (C) ft .d²/fb (D) ( /4). (ft .d 3 /fb)

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cylindrical rod subjected to a tensile strain within the elastic limit undergoes a volume change. If the volume strain is equal to half the tensile strain, then the Poisson's ratio of the rod is (A) 0 (B) 0.33 (C) 0.44 (D) 0.25

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If a steel rod of 20 mm diameter and 5 metres long elongates by 2.275 mm when subjected to an axial pull of 3000 kg, the stress developed, is (A) 9.5541 kg/cm2 (B) 95.541 kg/cm2 (C) 955.41 kg/cm2 (D) 9554.1 kg/cm

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If a steel rod of 20 mm diameter and 5 metres long elongates by 2.275 mm when subjected to an axial pull of 3000 kg, the stress developed, is (A) 9.5541 kg/cm2 (B) 95.541 kg/cm2 (C) 955.41 kg/cm2 (D) 9554.1 kg/cm

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When equal and opposite forces applied to a body, tend to elongate it, the stress so produced, is called (A) Shear stress (B) Compressive stress (C) Tensile stress (D) Transverse stress

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