Question

Thermo: Linear expansion

E Content Material (°C)-1 Aluminum 25 x 106 Bismuth 13.5 x 106 Brass 18.5 x 106 Concrete 12 x 106 Copper 17 x 106 Glass 9 x 10-6 Gold 14 x 10-6 Iron 12 x 106 Lead 29 x 106 Nickel 13 x 10-6 Silver 19.5 x 10-6

Answer 1

9.8m 18² I Do Do Ll+ast] 1.978 = 1.979 (1 + (18.5x10%) (ost)] D AT = T-23 = - 27-3 T = -4.300 2. Time period = 27 10 = 1.24 ga ne up) - » Lo=0-3575 m » Lo=0.3575m La bo (1+xat) = (0-3575) [1+(19.5*16")(43+1)] L=0.3578 m 7' 20 E = 1.200648 - 1.200638 AT = T'T = 6.38 109 se 3 A=22 and v=xf = 244 L=Lo (1 + (12x15) (153)] = 0.998164 L (L.) (529) = (0.998164) (t) = t = 529.973H2 st= fut = 0.973 HZ