fast answers please

5. Coordination number of a cryataline solid in a) Number of particles in the int cet c) Number of octahedral voids is a unt cell b) Number of neareat neighbors of a particle 6. in tensab lest, the magntude of the applied load is measured by the a) moving crosthead b) gripe - e) load cel d) exdensemeter 7. Aurger vectors are raievant to which of the following erystaline defects? a) Point defects b) Line defects c) intertacial defects 8. Pores -a) Point b) Line c) Busk d) Dulk defects 9. Which type of dittusion oceurs due to the exchange of an atom with vacancies? a)Substitutiondiffusionb)Eliminationdiffusionc)Passivediftusion-f)Facilateddiffusion 10. Which of the following is found out by calculating the area under the stress strain graph? a)Toughnessb)Hardnessc)Enduranced)Strength 11. The. a) performance = b) properties 12. In amart materials the sensor. c) etructure a) reverts to its original shape - e) expands and contracts in response to an applied electric field arrangement of its internal components. 13. Which one is the maximn of the strest-strein curve in tensile tos applied electric field a) Proportionality limit maxima of the streas-strain curve in tensile test? c) Yieid point 14. In.... hardine - a) Rockwell b) Erinel d) Ultimate strength 15. In-laboratory, the-fested-specimen-was-mede of inmand it was ammaterial. 16. A specimen af copper is given b) 3.84103 c) 2,57104 d) 1.68101 17. Calculate the fraction of atom sites that are vacant for gold at 900=C. Assume an energy for vacancy kg aluminum and 9.7kg vanadium, in wht percent, of aluminum in an alloy that contains 218kg titanium, 14.6 9.3mm will experience only cross section and elastic modulus of 310 GPa and an original diameter of maximum length of the specimen before deformation if the maximum load of 6500N is applied. What is the a)0.364mb)0.715mc)0.485md)0.538m 20. Which of the following is a crystalline solid? a) Copper wire -b) Glass bottle c) Plastic bag d) Rubber ball