Answered: 30° 45°C_B

Engineering

Mechanical Engineering

30° 45°C_B

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

Chapter2: Matter And Energy

Section: Chapter Questions

Problem 27RQ: How many Btu/h would be produced in a 12-kW electricheater?

See similar textbooks

Related questions

Q: Q3. Determine the force with the drawing free body diagram and also for each dimensions as shown in…

A: Free body diagram A free body diagram is defined as the diagram in which the action and reaction of…

Q: An 87.5 kg fisherman sits at the center of the boat, which has a uniform width and a weight per…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: A carpenter holds a 12-lb 2-in. by 4-in. board as shown. If he exerts vertical forces on the board,…

A: Given-Information:-To-Determine:-

Q: Question 2) The figure shows a mechanical model of the Russel fracture traction device and the leg.…

Q: Determine the force in cables. N and N necessary to support the 12 kg traffic light shown in figure.…

A: Given data Mass of light = 12 kg. Find the tension in cables.

Q: Question 3 A weight of 1881 N resting over a smooth surface inclined at 30° with the horizontal, is…

Q: Two blocks are connected by a (massless) string that passes over a (massless, frictionless) pulley…

Q: Q3: The diagram shows the open bonnet of a car. The bonnet is vertical force V held open at an angle…

A: 1) Draw the FBD for the given question. The other two forces will be the reaction force at the hinge…

Q: The smooth disk shown below is pinned at D and has a weight of 20 lb. Neglecting the weights of the…

A: For the given system weight of the disk (W) = 20 lb To determine Reaction at C and reaction…

Q: Figure 1 shows a simple system to lift a heavy load. The dimensions a = 3.6 m and b = 1.2 m. The…

A: given : W = 20000 g = 20kg CW = 45000 g = 45 kg

Q: An engineer trying to determine whether her crane will tip over when attempting to lift a 13K load.…

A: Given Data: Load to be lifted = 13 k weight of counterweight = 15 k weight of crane chassis =35 k…

Q: A 292-lb box is held at rest on a smooth surface (9 = 15°) inclined by a force, 'P' making an angle…

Q: Find the tensile force T1 in cable 1. (Write your result in N) Answer b) Find the tensile force T2…

Q: A uniform horizontal strut weighs 370.0 N. One end of the strut is attached to a hinged support at…

Q: A uniform ladder 8 meters long and weighing 350 N rest against a smooth vertical wall at an angle of…

A: Free Body diagram Let F is the horizontal force necessary at the base to keep the ladder from…

Q: A weighing machine consists of a 2 kg pan resting on a spring. In this condition, the pan resting on…

A: Given, Mass of the pan = m = 2 kg Weight of the pan = w = (2) (9.81) = 19.62 N Length of the spring…

Q: Question 3 A weight of 1057 N resting over a smooth surface inclined at 30° with the horizontal, is…

Q: 2. Auniform bar 3.00 m long is held by ropes at the ends making angle 60.0° and 30.0°, respectively,…

Q: . A uniform ladder 10m long and weighing 350N rests against a smooth wall at an angle of 30° with…

A: W=350 NWman=700 NL=10 mx= 6m

Q: A woman who weighs 4.92E+2 N is leaning against a smooth vertical wall, as the drawing below shows.…

A: Draw the free body diagram for the above problem.

Q: The diagram shows the open bonnet of a car d iJyuall. The bonnet is held open at an angle of 60° to…

A: Given data: Weight of bonnet, W = 25 N. Part (1) Draw a free-body diagram of the bonnet. Here, W…

Q: Given the 600-N force applied to the bracket at A in Fig 1, determine:

A: Given Data: The force acting at point A is F = 600 N. The angle made by F with the east direction…

Q: A 142-lb box is held at rest on a smooth surface (p = 3°) inclined by a force, 'P' making an angle…

Q: Determine the member force AD (kN) shown in the figure. 3 kN 2 m 45° D. 30 30 -2 m 2 mi

A: Given

Q: find the value of R1

A: Given: weight of the Carriage (W1) =480 lb Weight of the ladder (W2) =240 lb P= 180 lb Distance…

Q: The uniform 18kg Bar OA is held in the position shown by a smooth pin at O, and the cable AB which…

A: Given Data→ uniform mass of OA bar (m)=18 kgassume g=9.8ms2according to the question we have to…

Q: What is the value of P of the vertical force required to lift the wheelbarrow free of the ground at…

A: Given:Load at centre of gravity=202 lbfind,value of vertical force 'P'

Q: Perfectly smooth W=240 lb 5' 5' .A 4. 1' C 3.

A: Consider the free body diagram:

Q: The figure below shows a painting hanging from a nail fixed into the wall. The picture is supported…

A: Given data: Tension in the strings, T = 60 N. Part (a) Draw the free-body diagram of the painting…

Q: Weights of 2, 4, 6 and 8 N are fastened to the corners of a 2 m x 2 m frame. If it weighs 10 N,…

A: Free body diagram : Let F is the point at which fulcrum should be placed in order to balance the…

Q: A 157-lb box is held at rest on a smooth surface (= 12°) inclined by a force, P making an angle with…

A: Given data: W=157 lbϕ=12°θ=59°

Q: The Cylinder weighs 1000 kg, rest on an plane which is inclined at 34° from the horizontal. The…

Q: The level of a common steelyard without hook connections weights 7kg and acts at 5cm to the left of…

Q: A 232-lb box is held at rest on a smooth surface (p = 14°) inclined by a force, P' making an angle…

Question

Question 8 A weight of 1467 N resting over a smooth surface inclined at 30° with the horizontal, is supported by a weight (P) resting on a smooth surface inclined at 45° with the horizontal as shown in figure. Determine the weight P.

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: Determine the given variables

VIEW

Step 2: Explanation

VIEW

Solution

VIEW

Step by step

Solved in 3 steps with 3 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

answer the two questions
A 78.41-hp motor that has an efficiency of 91.99% is soon to be obsolete It will be replaced by a high efficiency motor which is 96.94% efficient. The motor operates 4,313 hours a year. Taking the cost of electricity to be P8.8 per kWh, compute for the annual savings due to the installation of the high-efficiency motor instead of the standard motor. Round your answer into two decimal places only.
30. Compute the total work done by a gas system following compression processes as shown 30. Compute the total work done by a gas system following compression processes e SROMI below. Express your answer in KJ. P (bar) 600 pV14 c 300- pV =c 0.2 0.4 0.6 0.8 V im)
A 71.83-hp motor that has an efficiency of 91.87% is soon to be obsolete. It will be replaced by a high efficiency motor which is 97.44% efficient. The motor operates 4,374 hours a year. Taking the cost of electricity to be P9.39 per kWh, compute for the annual savings due to the installation of the high- efficiency motor instead of the standard motor. Round your answer into two decimal places only.
A 4 kg block is given an initial velocity of 5 m/s up a 30˚ smooth slope. Determine the time for it to travel up the slope before it stops.
The laptop consumed a total of 20 kW per month. This is equivalent to how many BTU/hr?
Please answer A to C. Show complete solution.
A heat pump with the COP of 2.2 supplies heat at the rate of 219 kJ/min. Determine the rate of heat transfered from the atmosphere. Provide the answers to 3 decimal places and insert the unit symbol in kilowatts
In a thermodynamic experiment, a given amount of air is heated at constant pressure from 1.7 m3, 25 0C and 97 kPa to 356 0C. It is then cooled at constant volume back to its initial temperature. Calculate the specific heat transfer in the cooling process placing the correct unit in SI and to 1 decimal place. Take Specific heat at constant pressure and constant volume for air as 1.006 kJ/kg K and 0.717 kJ/kg K respectively.
3. A boy pushes a 50 kg wheelbarrow with a velocity of 0.5 m/s. If he uses a force of 10 N, how far does he push the wheelbarrow? His initial velocity is 0 m/s. a 99+
50 / 100 Ib/n Determine the reaction for the following systems:
3. According to Newton's cooling law, the rate of cooling of a hot body is pro- portional to the difference between the temperatures of the hot body and the environment. If the room temperature is 35°C and the temperature of a hot body in the room cools down to 55°C from 105°C Celsius in just 6 minutes, then how many more minutes will it take to cool down to 45°C?