.109 A circular metallic rod of length 250 mm is placed between two rigid immovable walls as shown in the figure. The rod is in perfect contact with the wall on the left side and there is a gap of 0.1 mm between the rod and the wall on the right side. If the temperature of the rod is increased by 200°C, the axial stress developed in the rod is (Take Young's modulus of the material of the rod as 200 GPa and coefficient of thermal expansion is 10 x 10-6 per °C) 250 mm 0.1 mm (а) 220 MPа (b) 240 MPа (c) 280 MPa (d) 320 MPа
.109 A circular metallic rod of length 250 mm is placed between two rigid immovable walls as shown in the figure. The rod is in perfect contact with the wall on the left side and there is a gap of 0.1 mm between the rod and the wall on the right side. If the temperature of the rod is increased by 200°C, the axial stress developed in the rod is (Take Young's modulus of the material of the rod as 200 GPa and coefficient of thermal expansion is 10 x 10-6 per °C) 250 mm 0.1 mm (а) 220 MPа (b) 240 MPа (c) 280 MPa (d) 320 MPа
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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![Q.109 A circular metallic rod of length 250 mm is
placed between two rigid immovable walls
as shown in the figure. The rod is in perfect
contact with the wall on the left side and
there is a gap of 0.1 mm between the rod
and the wall on the right side. If the
temperature of the rod is increased by
200°C, the axial stress developed in the rod
is (Take Young's modulus of the material
of the rod as 200 GPa and coefficient of
thermal expansion is 10 x 10-° per °C)
250 mm
0.1 mm
(а) 220 MPа
(с) 280 MPа
(b) 240 MPа
(d) 320 MPa](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9cefb585-695b-4ca6-b7da-8df401f41f37%2F00971a69-68e6-40f7-b2ad-d799536e6411%2F1ppvylw_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Q.109 A circular metallic rod of length 250 mm is
placed between two rigid immovable walls
as shown in the figure. The rod is in perfect
contact with the wall on the left side and
there is a gap of 0.1 mm between the rod
and the wall on the right side. If the
temperature of the rod is increased by
200°C, the axial stress developed in the rod
is (Take Young's modulus of the material
of the rod as 200 GPa and coefficient of
thermal expansion is 10 x 10-° per °C)
250 mm
0.1 mm
(а) 220 MPа
(с) 280 MPа
(b) 240 MPа
(d) 320 MPa
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