3. Two rectangular blocks of rubber, each 80 mm wide by 20 mm tall by 40 mm thick (dimension into page), are bonded to fixed supports and to a movable plate (1), as shown in Figure 5. When a force of P = 2,800 N is applied to the assembly, plate (1) deflects by 8 mm horizontally to the left. Determine: a) The force applied to each rubber block Hint: Draw a FBD of the assembly with the fixed supports removed. Assume that the supports only exert horizontal force reactions. b) The shear stress in the rubber c) The shear strain in the rubber d) The shear modulus G of the rubber used for the blocks 80 mm Fixed support 20mm Rubber pad Initial |(1) Configuration: Rubber pad 20mm Fixed support Deformed Configuration: Figure 5. [ans.: (a) 1400N (b) 0.438 MPa; (c) 0.381 rad; (d) 1.15 MPa]
3. Two rectangular blocks of rubber, each 80 mm wide by 20 mm tall by 40 mm thick (dimension into page), are bonded to fixed supports and to a movable plate (1), as shown in Figure 5. When a force of P = 2,800 N is applied to the assembly, plate (1) deflects by 8 mm horizontally to the left. Determine: a) The force applied to each rubber block Hint: Draw a FBD of the assembly with the fixed supports removed. Assume that the supports only exert horizontal force reactions. b) The shear stress in the rubber c) The shear strain in the rubber d) The shear modulus G of the rubber used for the blocks 80 mm Fixed support 20mm Rubber pad Initial |(1) Configuration: Rubber pad 20mm Fixed support Deformed Configuration: Figure 5. [ans.: (a) 1400N (b) 0.438 MPa; (c) 0.381 rad; (d) 1.15 MPa]
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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![3. Two rectangular blocks of rubber, each 80 mm wide by 20 mm tall by 40 mm thick
(dimension into page), are bonded to fixed supports and to a movable plate (1), as shown in
Figure 5. When a force of P = 2,800 N is applied to the assembly, plate (1) deflects by 8 mm
horizontally to the left. Determine:
a) The force applied to each rubber block
Hint: Draw a FBD of the assembly with the fixed supports removed. Assume that the
supports only exert horizontal force reactions.
b) The shear stress in the rubber
c) The shear strain in the rubber
d) The shear modulus G of the rubber used for the blocks
80 mm
Fixed support
20mm
Rubber pad
Initial
(1)
Configuration:
Rubber pad
20mm
Fixed support
Deformed
Configuration:
Figure 5.
[ans.: (a) 1400N (b) 0.438 MPa; (c) 0.381 rad; (d) 1.15 MPa]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9fd29648-c7f6-4a04-b131-11a631701a0d%2Fa4031a89-1bfa-4cb0-92e1-ee0dccc13dd3%2Fqtlwhjw_processed.jpeg&w=3840&q=75)
Transcribed Image Text:3. Two rectangular blocks of rubber, each 80 mm wide by 20 mm tall by 40 mm thick
(dimension into page), are bonded to fixed supports and to a movable plate (1), as shown in
Figure 5. When a force of P = 2,800 N is applied to the assembly, plate (1) deflects by 8 mm
horizontally to the left. Determine:
a) The force applied to each rubber block
Hint: Draw a FBD of the assembly with the fixed supports removed. Assume that the
supports only exert horizontal force reactions.
b) The shear stress in the rubber
c) The shear strain in the rubber
d) The shear modulus G of the rubber used for the blocks
80 mm
Fixed support
20mm
Rubber pad
Initial
(1)
Configuration:
Rubber pad
20mm
Fixed support
Deformed
Configuration:
Figure 5.
[ans.: (a) 1400N (b) 0.438 MPa; (c) 0.381 rad; (d) 1.15 MPa]
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