25. The steel wire working a signal is 750 m long and 0.5 cm diameter. Assuming a pull on the wire of 1.5 N, find the movement which must be given to the signal-box end of the wire if the movement at the signal end s to be 17.5 cm. Take Young's modulus as 200 GN/m²
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- 1. Consider the brass alloy for which the stress-strain behavior is a cylindrical specimen of this material 10.0 mm in diameter and 101.6 mm long is pulled in tension with a force of 10,000 N. If modulus of elasticity is 85 GPa compute the specimen elongationA copper wire of length 4.4 m , cross sectional area 2.8 x 10--m²and Young's modulus 11 x 1010 N/m² has a 386 kg load hung on it. What is its increase in length? (g = 9.8 m/s²) 4 pts Question 16 esc %23 13 3 4 R Y K D F ockA tensile test was conducted on a steel bar. The length of the bar was 10 cm and the extension was 2 mm. What will be the % strain produced. Select one: a. 0.02 b. 2 c. 0.002 d. 0.2
- A copper wire of length 3-m and 1-mm diameter is subjected to a tension of 5-N. Calculate the elongation produced, if the young's modulus of copper is 11x1010 Pa. 4.34x10-5 mm a. b. 0.04 mm 8.68x105 mm d. C. 0.17 mm4. A support cable on a bridge has an area of cross-section of 0.0085 m² and a length of 35 m. It is made of high tensile steel whose Young's modulus is 2.8 x1011 Pa. The tension in the cable is 720 kN. Calculate the extension of the cable. (10.59 mm] A hollowA cvlinder has lenath 50.0 cm internal diameter 50 cm and eyternal diameter 60 cmFour metal rods with equal cross-sectional areas were subjected to a tensile test. Given Young's Modulus values of the metal samples, determine which metal will have the HIGHEST stress when it undergoes elongation to 0.1. Young's Modulus (GPa) 70 Material ... Aluminum Соpper Steel 110 200 Lead 1.6 A lead steel aluminum (D) сopper
- A steel wire (original length = 2 m, diameter = 1mm) and a copper wire (original length = 1m, diameter = 2 mm) are loaded as shown in Fig. 10.2. Find the ratio of extension of steel wire to that of copper wire. Young's modulus of steel = 2 × 10" Nm-2 and that of copper = 1 x 10" Nm2. uwww Steel 4 kg Copper 6 kg Fig. 10.2B5The pressure of the atmosphere around a metal block is reduced to almost zero when the block is placed in vacuum. Find the fractional change in volume if the bulk modulus of the metal is ? = 150 × 109 ?/?2
- An upright beam supports a load of 3,000 N and 2,500 cm long. The beam is compressed 200 mm by aload. Young’s modulus of the beam is 1.0x10 11 N/m 2. Calculate cross-section area of the beam.6. A) A 100-kg load is hung on a wire of length 6.00-m, diameter 2.00-mm, and Young's modulus 8.00 x 1010 N/m². What is its increase in length?