An iron railroad rail is 300 m long at temperature 31. What is its length  when the temperature is  -19?  Coefficient of linear thermal expansion of iron is 12*10-6 .Calculate answer to two decimals.

Q: An aluminum beam is 10.0 m long at a temperature of 25.0 °C. The temperature of the beam is raised…

A: Given data:  Original Length (L0 ) = 10.0 m Initial temperature (T0 ) = 25.0°C Final temperature (T)…

Q: An aluminum tape measure is accurate at 20 °C. (a) If the tape measure is placed in a freezer, would…

A:

Q: The temperature of a copper cube is increased by 35.0°C. The linear coefficient of the thermal…

A: The coefficient of volume expansion will be β=3α=317.0×10-6/°C=51.0×10-6/°C

Q: 3 kg of liquid water initially at 12°C is to be heated at 95°C in a teapot equipped with a 1200-W…

A: The mass of the liquid is given as, m=3 kg. The initial temperature is given as, Ti=12oC=285 K, The…

Q: An iron bar has original dimensions of 10 m× 2 cm × 2 cm. What is the amount of heat (Q) required to…

A:

Q: A ‘thermacole’ icebox is a cheap and an efficient method for storing small quantities of cooked food…

A:

Q: By what length will a slab of concrete that is originally 18.4 m long contract when the temperature…

A: Given data:  Original Length (L0) = 18.4 m Initial temperature (T0) = 28.2°C Final temperature (T) =…

Q: An aluminum-alloy rod has a length of 13.155 cm at 11.00°C and a length of 13.186 cm at the boiling…

A:

Q: How much heat is needed to convert 10 kg of water at 10◦C to steam at 110◦C? Specific heat capacity…

A:

Q: A metal rod of length 30 cm and radius 1 cm is cov- ered with an insulating material. One end of the…

A:

Q: A steel beam 10.0 m sits next to a concrete wall when the temperature is 30.0o If the temperature…

A: Given that, The length of the steel beam is l0=10.0 m The change in temperature is given by…

Q: At 25oC, the length of the glass is 50 cm. After heated, the final length of the glass is 50.9 cm.…

A: T1=25      L1=50 cm      L2= 50.9cm        = 9 x c-1 To find - The final temperature of the…

Q: Hyperthermia of 5°C (i.e., 5°C rise above the normal body temperature) is considered fatal. Express…

A:

Q: a A silver (coefficient of linear expansion α = 19 × 10-6 K-¹) pin is exactly 5.00 cm long when its…

A: Given data:  Coefficient of linear expansion (α) = 19×10-9 K-1 Original Length (L0) = 5.00 cm…