subject
Physics, 15.07.2021 22:30 jhit

A bridge 100 m long is built of steel. If it is built as a single, continuous structure, how much will its length change from the coldest winter days (-30 C) to the hottest summer days (40 C)?

ansver
Answers: 2

Another question on Physics

question
Physics, 21.06.2019 21:30
Look at the potential energy diagram for a chemical reaction. which statement correctly describes the energy changes that occur in the forward reaction?
Answers: 2
question
Physics, 22.06.2019 03:50
Which statement correctly describes a step-up transformer? a. it increases the amount of electric energy available. b. it increases the voltage of an electric current. c. it changes direct current into alternating current. d. it has more loops of wire in its primary coil.
Answers: 1
question
Physics, 22.06.2019 04:30
The pressure increases by 1.0 x 104 n/m^2 for every meter of depth beneath the surface of the ocean. at what depth does the volume of a pyrex (bulk modulus 2.6 x 1010n/m^2) glass cube, 9.8 x 10^−2m on an edge at the ocean's surface, decrease by 7.5 x 10−10m^3? explain the formula beyond this point: p=1.0x10^4, b=2.6x10^10, l=9.8x10^−2, delta v=7.5x10^−10. at some point l needs to be cubed. why p is divided by delta v?
Answers: 2
question
Physics, 22.06.2019 17:40
A15.75-g piece of iron absorbs 1086.75 joules of heat energy, and its temperature changes from 25°c to 175°c. what is the specific heat capacity of iron?
Answers: 1
You know the right answer?
A bridge 100 m long is built of steel. If it is built as a single, continuous structure, how much wi...
Questions
question
English, 10.09.2019 06:30
question
Mathematics, 10.09.2019 06:30
question
Chemistry, 10.09.2019 06:30