Physics, 20.08.2019 23:30, shongmadi77
When a 3 cm tall object is placed 10 cm in front of a concave spherical mirror, a 5 cm tall virtual image is observed behind the mirror. if an object is place 40 cm in front of the mirror, how far in front of this mirror will the real image appear? a) 112 cm b) 66.7 cm e) 56.3 cm c) 87.5 cm d) 150 cm
Answers: 3
Physics, 22.06.2019 08:30, fernandoramirez086
Does anyone know how to solve this problem? i really need . i made an attempt but i just cant get it. a metal rod is 25.000 cm long at 25.0 degrees celsius. when heated to 102.0 degrees celsius, it is 25.054 cm long. what is the coefficient of linear expansion for this metal.
Answers: 3
When a 3 cm tall object is placed 10 cm in front of a concave spherical mirror, a 5 cm tall virtual...
Mathematics, 17.03.2020 02:07