a steel train rail is 400 meters long, in march it is -30oC and 40oC in july. what is the change in length in mm? k for steel = 11.7 x 10^-6 m/m-C

Q: --------- A silver wire of radius r= 0.5 mm and resistance 0.06 Ω is connected to a voltage source…

A:

Q: QUESTION 3 If the molecules in a gas are nitrogen (N>) molecu Hint: You will need to calculate the…

A:

Q: TRANSCRIBE THE FOLLOWING TEXT IN DIGITAL FORMAT PLEASE

A: We need to transcribe the given text in digital format:The given equation is:

Q: Fill a small glass jar all the way to the top with water. What do you think would happen if you were…

A:

Q: The coefficient of linear expansion for an unknown material is 12 x 10-6 K!. Its coefficient of…

A: Linear expansion and volume expansion are related by the dimensions in which they occur.

Q: If a 100 mL glass beaker is filled to the brim with ethyl alcohol at a temperature of 5.20°C, how…

A:

Q: 0.3m 0,4m

A: According to Coulomb's law, The force between the two charges q1 and q2 separated by a distance 'd'…

Q: 3 cross section 1.25 mm?, when it is stretched by a force of 40 N and Y for steel is 2 x 101 N/m?.…

A: To find-Extension produced in the steel (e)=?Given-Y=2×1011 N/m2F=40 NL=2.5 mA=1.25 mm2=1.25×10-6 m2

Q: Estimate the number of molecules per C.C. of hydrogen at 27°C. Given the mass of a hydrogen molecule…

A: To find- No. of molecules per C.C. Given- m=3.4×10-27 kgC=1840 m/sp=1.013×105…

Q: Convert ( 25 x 10° gram/cm* to kg/m*).

A: Given: Unit conversions are as follows: 1kg=1000g 1m=100cm

Q: 69 ◦F is considered room temperature, what is this in ◦C, R, and K

A: Given The room temperature is T=69°F The unit conversion from Fehranite to degree Celsius is shown…

Q: a diver finds the best corals at a depth of 10.0 m. the divers lung capacity is 2,40 L. the surface…

A: Depth is Initial volume is Initial temperature is Initial pressure is Final temperature is Final…

Q: Woukdone in blocuing a soap bubble of diamelere 2 cm is (S.T. = = 3 × 10 ² N/mm). (a) 7-54 x 10-5 J…

A: We have to compute-Work done in blowing a soap bubble (W)=?Given that-Surface tension (T)=3×10-2…

Q: Assuming compression is according to the law PV = constant. Calculate the initial volume of gas at a…

A:

Q: Heat flows a pipe wall, with and outer radius Ro. The length of the pipe is L. The thermal…

A: Solution:-…

Q: The equation used to convert a temperature reading from Celsius to Fahrenheit is shown below: Tp =…

A: Different type of scale are used to measure the temperature.

Q: The boa constrictor is a cold-blooded snake, meaning it must regulate its body temperature through…

A: Given thatBoa constrictor's initial temperature is 70.50oFBoa constrictor's final temperature is…

Q: R=

A: The answer is below

Q: The ideal gas law relates the a. only the pressure and volume of a gas. b. only the number of gas…

A: Introduction: The deal gas is based on assumptions of the kinetic theory of gases, i.e there is no…

Q: A gunpowder explosion in a cannon reaches a gas pressure of 3.0E8 Pa. If the cross-sectional area of…

A: Gas pressure P = 3×108 Pa Cross-sectional area of Cannonball A = 75 cm² A = 0.0075 m² Force applied…

Q: The amount of substance (moles) is proportional to: a. The ideal gas constant. b. The number of…

A: Moles of a substance in a sample is equal to mass divided by the molar mass. Which means moles…

Q: A gunpowder explosion in a cannon reaches a gas pressure of 3.0E8 Pa. If the cross-sectional area of…

A: Given data:  Pressure (P) = 3.0×108  Pa or N/m2 Cross-sectional area (A) = 75 cm2 Required : The…

Q: A car driver measure a tire gage pressure of 0 kPa. What is the absolute pressure in the tyre

A: Gauge pressure in the tire Pg=0 kPa

Q: Wouk done in blocuing a soap bubble of diameter 2 cm is (S.T. =3×102 N/mm) (a) 7-54 x 10-5 J (b)…

A: We have to compute-Work done in blowing a soap bubble (W)=?Given that-Surface tension (T)=3×10-2…

Q: 1 kg of a fluid is compressed reversibly according to a law pv = 0.5, where p is in bar and v is in…

A: pV = 0.5 bar.m3/kg = 0.5 x 105 Pa.m3/kg p = 0.5×105V V2 = V12

Q: With few exceptions, it is reasonable to say: The viscosity of gases increases, as the temperature…

A: for liquid  viscosity is inversely proportional to square of temperature. that is if temperature…

Q: PROBLEM 3- For a gage reading of -17.1 kPa, determine the elevations of the liquids in the open…

A: Consider the x-x axis at the interface of air and liquid with a specific gravity of 0.7. Apply the…

Q: a=6πb/q√17 relating the variables a, b and q.

A: solutionGiven : a=6πbq17--1Given condition←'b' is held constant and 'q' is varied and 'a' is…

Q: Calculate the volume of a container that holds 0.5 mole of an ideal gas at standard temperature and…

A: The relation of an ideal gas law is PV=nRTV=nRTP The values of the pressure, temperature, and ideal…

Q: The temperature of 4 mole of an ideal gas is increased from 114 K to 524 K, and its given that C,=R.…

A: Given data: Number of moles, n=4.0 moles Initial temperature, T1=114 K Final temperature, T2=524 K

Q: The volume of a 500mL container is decreased to 0.24L. What is the new temperature in Celcius if the…

A:

Q: B. Determination of ₁ (accelerated motion)

A: The value of μk=0.0467 when the mass mb=130.15gThe value of μk=0.0448 when the mass mb+mwThe % of…

Q: TanKSSMF40IC (a) What is the relationship between O and m? (b) State the variables in the…

A: (a) The relationship between θ and m is θ α 1m Temperature and mass is inversely proportional to…

Q: A 12-foot steel bar with 3/8 inch-diameter was stretched to 12 feet and 2 inches. The YM of steel is…

A: 28) strain = change in length per unit length =∆ll=12+212-1212=2144=172=0.01388888889

Q: 2.) C1 = 1 µF C3 = 2 µF Find: а. Ст C2 = 2 µF b. qT c. 91. q2, q3, q4, q5 C4 = 3 µF C5 = 1 µF d. V1,…

A: C1 = 1 µFC2 = 2 µFC3 = 2 µFC4 = 3 µFC5 = 1 µF VT = 20 V The equivalent capacitance of capacitors…

Q: Question 29 options: 20 liters of air at 248 Kelvin is compressed into a 9-liter container.…

A: The combined gas law states that the product of the pressure and volume of a gas is directly…