2) The energy consumed by a shower for 30 days is 22kwh. It is known that the resistance of the showerhead is 20 ohms and that its nominal current is 15A. So, what is the time in minutes that the shower was turned on during this period?

2) The energy consumed by a shower for 30 days is 22kwh. It is known that the resistance of the showerhead is 20 ohms and that its nominal current is 15A. So, what is the time in minutes that the shower was turned on during this period?

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter1: Heat, Temperature, And Pressure

Section: Chapter Questions

Problem 6RQ: One British thermal unit will raise the temperature of _____ 1b of water _____F.

See similar textbooks

Related questions

Q: Question Truck A has a mass of 10,000 kg and is traveling at a speed of 30 m/s. Truck B has a mass…

A: For Truck A mass m=10000kg , velocity v=30m/s For Truck B mass m=5000kg , velocity v=15m/s

Q: 16-55. Determine the angular velocity of rod CD at the instant 0 = 30°. Rod AB moves to the left at…

A: VAB = 5 m/s θ=30o

Q: 6.13 Fluid at a uniform speed U flows into a channel between two parallel plates a distance d apart.…

A: Here, question 6.13 is mentioned to solve so we will solve this question for you.

Q: ind Minimum distance "d" needed to avoid Collisio गे

Q: Consider a 2-meter simply supported beam with a circular cross section. The beam is subjected to a…

Q: In (Figure 1), the forces in members A and Care FA 4 kN and Fc = 3 kN. The force system is…

Q: A mass weighing 4 pounds stretches a spring 2 feet. At t = 0 the mass is released from a point 0.4…

A: According to the given data W=4lb m=432.2=0.124 lb/(ft/s2) X(0)=0.4ft X'(0)=-0.4ft/s We need to find…

Q: A W203 x 60 structure steel (E = 200 GPa) section is used for a column with an actual length of 6 m.…

A: Given dataL=6m=6000mmE=200 GpaAs given Steel ColumnW203 ×60Ixx=6125×104mm4Iyy=2065×104mm4

Q: A circular plate with simply suppo KPa, as shown below, is considered. The plate thickness is h=23…

A: Pressure = P = 10 kPaPlate thickness h = 23mmRadius of plate = 1.180 mmYoung's Modulus = 70 GPa =…

Q: The double-reduction helical gearset shown in the figure is driven through shaft 'a' at a speed of…

A: The double-reduction helical gearset shown in the figure is driven through shaft 'a' at a speed of…

Q: X Determine: k (i) (ii) с ww m E Figure Q1 Figure Q1 shows a forced spring-mass system with damping,…

A: Given Data: m=1 kgk=0.2 N/mc=0.3 N-s/md2x(t)dt2+cmdx(t)dt+kmx(t)=1mFt To Find: (a) Laplace…

Q: As an engineer working for a water bottling company, you collect the following data in order to test…

A: Note: As per the policy, we can solve the first three subparts. Please resubmit the remaining parts.…

Q: 23) Consider a rectangular hot plate shown below. U₁ = 3 m/s T₁ = 25°C Tb = 80°C Kin=200 W/mK Kair=…

A: V = 0.00002[m^3] " Maximum volume of fin" b_min = 1/1000000[m] "Minimum Gap between the fins" W =…

Q: 0.75 m 1.0 m 1.5 m Figure P5.103 6 m 3 m

Q: The rigid rod AB is attached to a hinge at A and to two springs, each of constant k. If h = 16 in.,…

A: Given- h= 16 in = 192 ft d= 12 in = 144 ft W = 0.5 lb Taking the free body diagram of the rod AB,…

Q: A. Determine the reaction forces at each end of the beam B. Draw a diagram showing the shear force,…

A: This question is based on the concept of shear force and bending moment diagram. As per the…

Q: please draw the control frame as a Solidworks drawing then as an annotation, describe its meaning.…

A: Find We need to draw the feature control frame as a Solidworks drawing for parts (g) and (h).

Q: 1. Below on the left you can see a cantilever beam (of structural steel, E = 210 GPa), which is…

A: “Since you have posted a question with multiple sub-parts, we will provide the solution only to the…

Q: The indicated thermal efficiency of a 2-stroke diesel engine is 60%. If friction power is 15% of…

A: Indicated thermal efficiency,ηith=60 % The number of strokes,n=2. Frictional power,FP=15 % of Qs…

Q: A truck has a mass of 4820 kg and a wheelbase (distance between front and rear wheels) of 4.8 m. If…

Q: A parallel helical gearset uses a 20-tooth pinion driving a 36-tooth gear. The pinion has a…

A: “Since you have posted a question with multiple sub-parts, we will provide the solution only to the…

Q: Pipe-it Inc. wishes to modernize its facilities which refurbish used pipeline equipment. Robotic…

A: Introducing robotic machinery for spot-welding in Pipe-it Inc.'s facilities can be a smart move…

Q: 2. A uniform 9 metre beam has a mass of 200 kg and is loaded in the vertically by the parallel…

A: The value of reaction at A is coming to be positive because you have already assumed the direction…

Q: An electric train made up of two cars, each weighing50,000lb, is connected by couplings of stiffness…

A: Weight of car W = 50,000 lb g = 386.08858 in/sec² Mass of car m = 50000/386.08858…

Q: 1. A uniform rigid bar of mass m is pivoted at point O and connected by springs of stiffnesses k₁…

Q: 0.4 m A 0.3 m

Q: Air at standard pressure and temperature is compressed adiabatically to 5 atm. What is are the…

A: To find: The value of density and the temperature of the air. Given: The value of pressure after…

Q: A rectangular beam with two notches (with radius r = 2.5 mm) is shown in Figure 1.1. The beam has…

Q: Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be…

A: Mass of each uniform cylinder, m=7.5 kgRadius of cylinder, r=125 mm=0.125 mTime, t=3.6 s Draw the…

Q: Question 5 (12 marks) Referring to the Fe-C phase diagram given below, suppose an austenite having a…

A: The iron-carbon diagram shows the changes in phases of Fe-C at different temperatures as the weight…

Q: Block A has a mass or 55 kg. and block Bhas a mass of 11 kg. The coefficients of friction between…

A: Given Data: Mass of the Block A mA=55 kg Mass of the Block B mB=11 kg Static Friction coefficient…

Q: The discharge of the pipe system shown (Figure is not to scale) is 10,000,000 gpd (gallons per day).…

A: Given:Discharge of the pipe system, Q=10,000,000 gal/day=10,000,000646317=15.4723 ft3/s 1…

Q: Instructions: In this exercise, incomplete relationships are set up among fluid conductors and…

A: The correct word.

Q: Designers may employ solid modeling to give their works a more three-dimensional and organic…

A: To explain: Designers may employ solid modeling to give their works a more three-dimensional and…

Q: A pipeline with roughness ks = 1.0mm and diameter D = 9.6cm connects two reservoirs. The reservoirs…

A: Given: The roughness in the pipe is ks=1.0 mm The diameter of the pipe is d=9.6 cm1 m100 cm=0.096 m…

Q: Water is the working fluid in an ideal Rankine cycle. The condenser pressure is 8 kPa, and saturated…

Q: The cycle involved in the operation of an internal combustion engine is called the Otto cycle. Air…

Q: An automobile having a mass of 2 Mg travels up a 7° slope at a constant speed of 100 km/h. If…

A: Mass of vehicle m=2Mg = 2*106g = 2000kg Slope =7' Speed V=100kmph = 100*5/18 =27.77m/s Efficiency…

Q: Use the method of section to find the force in members BD, BE and CE. <BAC = 30⁰.

Q: A homogeneous disk of weight W= 6 lb rotates at the constant rate @₁-17.8 rad/s with respect to arm…

Q: The strain in the x structural-steel beam is direction at point A on the A-36 measured and found to…

Q: Two rods AB and BC of the same flexural rigidity EI are welded together at B. For the loading shown,…

A: Two rods AB and BC of the same flexural rigidity EI are welded together at B. For the loading shown…

Q: How is a vertically coded control unit constructed, and what components does it require?

A: The vertically coded control unit. Concept used: Vertically coded control unit: A vertically coded…

Q: Find Minimum distance "d" needed to avoid Collisim

Q: 1. A piston-cylinder device contains both liquid water and water vapor in equilibrium at 600 kPa.…

A: “Since you have posted multiple questions, we will provide the solution only to the first question…

Q: In the figure below, a 100 N weight flower pot is suspended by three ropes. The tension in rope AB…

Q: The Motor (J1=0.46 kg‐m2) is connected to a gearbox (J2 =0.27 kg‐m2 and J3=0.17 kg‐m2) by a steel…

A: Given Data: J1=0.46 kg-m2J2=0.27 kg-m2J3=0.17 kg-m2J4=0.37 kg-m2θ3=-2.7θ2 To Find: The equation of…

Q: *4-152. Replace the loading by an equivalent resultant force and couple moment acting at point O. -9…

Q: 6. c) Find the corresponding ODE of the following transfer function. 2s +1 s² + 6s+2 G(s) =

A: The ordinary differential equation (ODE). Given: The transfer function is Gs=2s+1s2+6s+2.

Q: As an engineer working for a water bottling company, you collect the following data in order to test…

A: Note: As per the policy, we can solve the first three subparts. Please resubmit the remaining parts.…

Question

2) The energy consumed by a shower for 30 days is 22kwh. It is known that the resistance of
the showerhead is 20 ohms and that its nominal current is 15A. So, what is the time in minutes
that the shower was turned on during this period?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1: To find and given

VIEW

Step 2: Solution

VIEW

Solution

VIEW

Step by step

Solved in 3 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions

How many Btu of heat can be produced by 4 kWh ofelectricity?
One British thermal unit will raise the temperature of _____ 1b of water _____F.
. a. A group of engineering students designs an electric heater with a power rating of 15 kW. If 10 kg of ice at 200 K is placed in the heater, how many minutes will it take to change ice to steam at 400 K. Assume 100% efficient.
A Camot engine requires 37 kW from the hot source. The engine produces 22 kW of power and the temperature of the sink is 28 °C. What is the temperature of the hot source in "C?
A particular frost-free refrigerator uses about 745 kWh of electrical energy per year. Express this amount of energy in unit cal.
Question 2. A household with electric resistance heating plans to switch from resistive heating to a ground source heat pump. Annual heat consumption of the house is 30 000 kWh. Investment cost of the heat pump is 21 000 €. Heat pumps COP is 4.0. How much are the annual savings compared to resistive heating after the change of the heating system (in kWh)? Average price of electricity is assumed to be 12 c/kWh. Round off your answer to one decimal digit and enter it without the unit.
What is the heat transfer rate of initial temperature of 26 degree Celsius and the final temperature is 85 degree Celsius.
What does it mean for an engineering device that has steady-flow?
A photovoltaic system is installed. It is determined that the capacity factor of the installation is 21% over the course of a year. In that year it produced 7.73 MWh. What is the size of the installation (based upon a 365-day year)?
What is a K system?
Question 6: Find the required length of a 5 cm-diameter tube to heat water from an inlet temperature of 30 °C to an outlet temperature of 100 °C using either: a) Constant temperature of 200 °C, or b) Constant heat flux of 10,000 W/m?. The mass flow rate of the water is 0.5 kg/s, its thermal conductivity is 0.04 W/m.K and its specific heat is 4190 kJ/kg.K. Assume a fully-developed flow.
what is the cost of that heat loss to the home owner for 10hours if the cost of electricity is PHP 0.45/kWh