Reference no: EM13866261
Q1. A metallic rectangular rod 1.5m long,40mm wide and 25mm thick is subjected to axial tensile load of 120KN. Elongation of rod is 0.9mm.Find stress,strain and modulus of elasticity.
Q2. A hollow circular tube of aluminium supports a compressive load of 54KN. Inner and outer dia are 3.6cm and 5cm and its length is 40cm. Shortening of tube is measured as 0.22mm. Find stress & strain in tube.
Q3. A hollow right circular cylinder of cast iron has outer dia 75mm & inner dia 60mm.Length of cylinder is 600mm & is subjected to axial compressive load of 50KN. Find normal stress & shortening of length of cylinder under this load. Take E=100GPa.
Q4. A steel bar of 10mm dia &1m long was subjected to axial load of 10KN.Its dia was found to decrease by 0.002mm.Take E=200GPa. Find (i)extension of bar (ii)longitudinal strain (iii)lateral strain (iv) poisson's ratio.
Q5. A 2m long rectangular bar of width 7.5cm &thickness 5cm is subjected to axial load of 1000KN. Bar gets elongated by 2mm in length & decreases in width by 10x10-6 m.Find E and µ.
Q6. A stepped bar is shown in figure.Material 1 has 2x105N/mm2 while material 2 has E=105N/mm2. Find total extension in bar under pull of 30KN if both portions are 20mm thick.
![613_Find the elongation of assembly.png](https://secure.expertsmind.com/CMSImages/613_Find%20the%20elongation%20of%20assembly.png)
Q7. A straight bar 450mm long is10mm in dia for first 200mm length and 20mm in dia for remaining length. If bar is subjected to axial push of 10KN,find decrease in length of bar.
Q8 A solid square steel rod 6mm in dia & 500mm long is fastened to end of square brass bar 25mm on a side & 400mm long.Geometric axis of bars lying along same line.A load of 5KN is applied at each end. Find the elongation of assembly. Take Esteel =200GPa, EBrass = 90GPa
![205_Find the elongation of assembly1.png](https://secure.expertsmind.com/CMSImages/205_Find%20the%20elongation%20of%20assembly1.png)
Q9. Bar shown in figure is subjected to 150KN pull.Find dia of middle portion if stress there is limited to 125N/mm2. Find length of middle portion if total extension of bar is 0.15mm. E=2.5x105N/mm2.
Q10. A member ABCD of uniform dia 200mm is subjected to point load. Find change in length of bar. E=200GN/m2
![1160_Find the elongation of assembly2.png](https://secure.expertsmind.com/CMSImages/1160_Find%20the%20elongation%20of%20assembly2.png)
Q11.A member ABCD is subjected to loads as shown in figure.Find P3 for equilibrium. Also ind net change in length of member. Take
E = 200GN/m2
Q12 A tapering circular bar is loaded as shown in gigure. AB has dia 60mm and CD has dia 30mm. Find P3 for equilibrium and change in length of bar. E=200GPa.
![2400_Find the elongation of assembly3.png](https://secure.expertsmind.com/CMSImages/2400_Find%20the%20elongation%20of%20assembly3.png)
Q13.A steel bar is subjected to loads as shown in figure.Find change in length of bar of dia 18mm. E=1.8x105 N/mm2
Q14.A member of uniform dia 20mm is subjected to point loads as shown.Find stress in each portion and total elongation. E = 200GPa
![549_Find the elongation of assembly4.png](https://secure.expertsmind.com/CMSImages/549_Find%20the%20elongation%20of%20assembly4.png)
Q15 A bar of 25mm dia is subjected to a pull of 60KN. Measured extension over length 0f 250mm is 0.15mm & change in dia is 0.004mm. Find E,G and µ.
Q16. For a given material G= 0.43x105 N/mm2 and E=1.1x105 N/mm2, Find µ ,bulk modulus & lateral contraction of a round bar of 45mm dia and 2.5m length stretched by 2.5mm.
The cash flows are independent of the company''s
: On January 1, 2006, the Vallahara Company purchased machinery for $650,000 which it installed in a rented factory. It is depreciating the machinery over 12 years by the straight line method to a residual value of $50,000.
|
What liability does the cpa have?
: It was subsequently learned that the CPA despite the exercise of reasonable care had failed to discover a sophisticated embezzlement scheme by Valley View's chief accountant Under these circumstances what liability does the CPA have?
|
Different categories of state-local health department
: Fallon cites five (5) different categories of State-Local Health Department Relationships. What are they? Which one do you feel would be the best approach to managing public health
|
Describe role of databases and database management system
: Describe the role of databases and database management systems in managing organizational data and information.
|
Find stress and strain in tube
: A hollow circular tube of aluminium supports a compressive load of 54KN. Inner and outer dia are 3.6cm and 5cm and its length is 40cm. Shortening of tube is measured as 0.22mm. Find stress and strain in tube.
|
Why is follow-up important in any presentation situation
: How did you follow up with the audience during or after the presentation? Why is follow-up important in any presentation situation? What else will you do in future situations
|
How do these requirements relate to the hoch elder decision?
: How do these requirements relate to the Hoch elder decision?
|
The equipment has the following characteristics:
: The Winsey Company purchased equipment on January 2, 2010, for $700,000. The equipment has the following characteristics:Estimated service life ......... 20 years 100,000 hours950,000 units of outputEstimated residual value ....... $50,000During 2010..
|
Role of sport in forging a national identity
: What do you think of the role of sport in forging a "national identity"? Is it over-valued, or is sport truly a uniting force for national pride
|