A brass disc at 0 degree celsius has a diameter of 50 cm and a hole of diameter 10cm. For brass a=0.000018 degree celsius. When the disc is heated to 100 degree celsius, the diameter of the hole becomes?
1) 10.018cm 2) 10.180 cm 3)10.8cm 4)10.81cm
A brass disc at 0 degree celsius has a diameter of 50 cm and a hole of diameter 10cm. For brass a=0.000018 degree celsius. When the disc is heated to 100 degree celsius, the diameter of the hole becomes?
1) 10.018cm 2) 10.180 cm 3)10.8cm 4)10.81cm