Question

A brass vat is 18 m long at room temperature (20°C). How much longer is it...

A brass vat is 18 m long at room temperature (20°C). How much longer is it when it contains boiling water at 1 atm pressure?

_______m

Science   Physics   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

Expansion of solid with increase in tempreture, , is
= L
where L is length of solid, is coefficient of expansion ( for Brass it is 1.9x10-5 per degC)
At 1 atm presssure, tempreture of boiling water = 100 oC, hence = 80 oC
= 18*1.9x10-5*80
        = 0.027 m

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A lead vat is 20 m long at room temperature (20°C). How much longer is it...
A lead vat is 20 m long at room temperature (20°C). How much longer is it when it contains boiling water at 1 atm pressure?
Problem 2. (40 pts) Water vapor pressure at room temperature. a. (5) The molar heat of...
Problem 2. (40 pts) Water vapor pressure at room temperature. a. (5) The molar heat of boiling water is +40.66 kJ/mol (= deltaHº) at 373 K and 1 atm. Find the entropy of boiling. b. (10 pts) Assume that deltaH and deltaS stay constant at their values of deltaHº and Sº which are determined at 373 K, respectively, and do not change as a function of temperature. Show that deltaGº293 at 20 ºC ( = 293 K) and at 1...
A cup of warm water (0.5 kg at 25*C) is poured into a large vat of...
A cup of warm water (0.5 kg at 25*C) is poured into a large vat of liquid nitrogen at 77K. The mixture is thermally insulated from the surrounding room. The following table of data may be relevant for this problem (all atmospheric pressure): Nitrogen Water Freezing Point(K) Boiling Point (K) 63 77 273 373 Specific Heat Capacity (J/kg.K) 1040 4186(water) 2108(ice) Latent Heat of Fusion(KJ/kg) Latent Heat of Vaporization (kJ/kg) 25.7 200 333 2260 (A) What will the final temperature...
The 1.5-m-long brass pendulum of a grandfather clock was manufactured on a day when the temperature...
The 1.5-m-long brass pendulum of a grandfather clock was manufactured on a day when the temperature was 27°C. The coefficient of linear expansion for brass is 19 ? 10?6/°C. (a) What would the length be if the temperature were to increase to 31.0°C? (Give your answer to at least 4 decimal places.) m (b) Will the clock gain or lose time due to the change in length of the pendulum? gain time lose time neither gain nor lose time
A 0.810 m long brass pendulum experiences a 19.0°C temperature increase. (a)Calculate the original period (in...
A 0.810 m long brass pendulum experiences a 19.0°C temperature increase. (a)Calculate the original period (in s). (b) What is the change (in s) in the period? (c) Find the ratio (in h) of the change in period to the original period, and calculate how long a clock run by this pendulum would take to fall 1.00 s behind the correct time.
A boiler made from a polished brass plate, operate at a surface temperature of 135˚C, is...
A boiler made from a polished brass plate, operate at a surface temperature of 135˚C, is used to boil saturated water at 2.455 bars (2.04229 atm.): Estimate the operating heat flux for this boiler. Calculate the heat transfer coefficient. Show that the boiling is nucleate. If the boiler material is changed to polished copper (other conditions are the same), what will be the required operating flux for this new boiler?
1) a) How much of a volume change will a brass statue 1.8m3 experience between -8°C...
1) a) How much of a volume change will a brass statue 1.8m3 experience between -8°C and 14°C? b) C2SO4 is at a temperature of 360 K, what is the kinetic energy? c) A copper calorimeter with a mass of 100g contains 250g of water. The calorimeter and water are in thermal equilibrium at 15°C. Two metallic blocks are placed into the water. One is a 49.5g piece of gold at 91°C. The other has a mass of 464g and...
(a) How much energy does it take to heat 250 g of water from 20 ◦C...
(a) How much energy does it take to heat 250 g of water from 20 ◦C to the boiling point of 100 ◦C? (The specific heat of water is 4190 J/kg · K) (b) (Suppose you wanted to cause the temperature change in part (a) by using an 800W microwave. If we assume all the power delivered by the microwave goes into the water, how long will it take for the water to change temperature? (c) The heat of vaporization...
(a) How much energy is needed to raise 1.00 kg of liquid water from 19.9 ?C...
(a) How much energy is needed to raise 1.00 kg of liquid water from 19.9 ?C to 99.9 ?C? (b) How much energy is needed to evaporate 1.00 kg of liquid water (at 100?C) into steam (at 100?C)? Be careful not to confuse J with kJ. (c) Is the relative size of these two numbers consistent with everyday experience that it takes much longer (e.g. maybe an hour or so) to boil away an entire pot of water than it...
A quantity of gas in a piston cylinder is at room temperature (20°C) and is heated...
A quantity of gas in a piston cylinder is at room temperature (20°C) and is heated in an isobaric(constant pressure)process. What will be the temperature of the gas in degrees Celsius when it has expanded to a volume of 0.600m3?
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT