Assume the controls are set to heat water to 140 degree f

Assignment Help Mechanical Engineering
Reference no: EM13609124

Consider a 40 gal., 40,000 Btu/Hour electric hot-water heater. Assume the controls are set to heat water to 140 degree F, the inlet temperature of the water is 55 degrees F. What is the minimum time it will take to heat the tank from 55 degree F to 140 degree F?

Reference no: EM13609124

Questions Cloud

A 258 g block of copper whose temperature is 406 k is : a 25.8 g block of copper whose temperature is 406 k is placed in an insulating box with a 53.4 g block of lead whose
Determine the magnitude and direction of the force exerted : water density 1000 kgm3 flowing in a horizontal 25 cm diameter pipe at 8 ms and 300 kpa gauge enters a 90 degree
These data are observations collected using the completely : these data are observations collected using the completely randomized designnbspnbspsample 1nbspnbspnbspnbspsample
What is the distance the middle spring is extended from its : now three masses m1 3.1 kg m2 9.3 kg and m3 6.2 kg hang from three identical springs in a motionless elevator. the
Assume the controls are set to heat water to 140 degree f : consider a 40 gal. 40000 btuhour electric hot-water heater. assume the controls are set to heat water to 140 degree f
The index of refraction for violet light in plastic is : violet light and red light travel through air and strike a block of plastic at the same angle of incidence. the angle
A charged particle with a charge-to-mass ratio of qm 57 : a charged particle with a charge-to-mass ratio of qm 5.7 108 ckg travels on a circular path that is perpendicular to a
New phone inc a diversified manufacturer has five divisions : new phone inc. a diversified manufacturer has five divisions that operated throughout the united states and costa rico.
The probability of concluding that the true mean is less : a local tennis pro-shop strings tennis rackets at the tension pounds per square inch requested by the customer.

Reviews

Write a Review

Mechanical Engineering Questions & Answers

  Use the bisection method to determine the drag coefficient

Use the bisection method to determine the drag coefficient (cd) needed so that a 80 kg bunjee jumper has a velocity of 36 m/s after 4 s of free fall.

  The man pulls the boy up to the tree limb by walking

the man pulls the boy up to the tree limb by walking backward. if he starts from rest when 0 and moves backward with a

  Determine the new differential reading along the inclined

determine the new differential reading along the inclined leg of the mercury manometer of the figure if the pressure in

  The figure below shows the geometrical stress concentration

the figure below shows the geometrical stress concentration factor k for a flat bar loaded in uniaxial tension. the

  Determine the range of values of p

Two slender rods of negligible weight are pin-connected at A and attached to the 18-lb block B and the 80-lb block C as shown. The coefficient of static friction is 0.55 between all surfaces of contact. Determine the range of values of P for which..

  Effect of material hardness

On a single graph, plot "Hardness" as the ordinate versus "Aging Time" as the abscissa for each aging temperature - Discuss the effect of aging time and temperature on the effect of material hardness.

  Evaluate thermal efficiency of the cycle

Evaluate thermal efficiency of the cycle

  What is the total heat loss

A vertical run of copper tubing, 5 mm in diameter and 20 cm long, carries condensation vapor at 60 °C through 27°C air. What is the total heat loss?

  Determine the maximum input frequency for a vibration such

a seismic instrument has a natural frequency of 20 hz and a damping ratio of 0.65. determine the maximum input

  Determine the tension developed in cord cd determine the

determine the tension developed in each cord required for equilibrium of the 21- kg lamp. determine the tension

  Write a report about heat treatment of steel

How transformations affect the microstructure and mechanical properties of steel.

  What is the electrical power available

You are designing a remote-area power supply based on a miniature wind turbine that is 20% efficient. Meteorological data indicates an average wind speed of 24 km/h at an air temperature of 10oC and pressure of 0.9 atm. The rotor has a diameter of..

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd