For a heat engine, if QH = 600.00 kJ, and QL=350.00 kJ, then thermal efficiency n th is %
Q: Disk D turns with a constant clockwise angular velocity of 36 rad/s. Disk E has a weight of 60 lb…
A: Introduction In this problem, we will calculate the time necessary for disc E to achieve the same…
Q: Question 2 The value of the shear modulus is about O 40% O 60% 80% 90% of the value of the Young's…
A:
Q: 45 m @ 60° Northwest 34 m Not 2. A car is driven 220 km East and then 80 km @ 30° Northeast. What is…
A:
Q: y y³ = x 1 in.. 1 in. - X Probs. 10-1/2 Determine the moment of inertia about x and y axis
A: Given data:- shape of curve y3=x Length of curve in x direction =1 in Length of curve in y direction…
Q: In detail what are water fog systems
A: Water fog is the process in which water is made in the form of fine spray of water droplets. This…
Q: If pipe 1 diameter =55 mm, mean velocity 2 m/s, pipe 2 diameter = 40 mm, mean velocity 3.5 m/s, and…
A:
Q: A leaf spring of semi-elliptical type has 11 plates each 9 cm wide and 1.5 cm thick. The length of…
A: given : n = 11 b = 9 cm = 90 mm t = 1.5 cm = 15 mm L = 1.5 m = 1500 mm σ = 650 MN/m2 = 650 N/mm2 F =…
Q: A2 A Newtonian fluid with viscosity (Mu) flows upward at a steady rate between two parallel…
A:
Q: Q2 A beam is supported at A and B as shown in Figure Q2. By neglecting the mass of the beam, (a)…
A: (a) To find: The support reactions. FBD: The free-body diagram is shown below.
Q: The proof stress of a material under tensile loading can be considered as can be considered as…
A:
Q: The motor accelerates from rest according to the equation α=0.750¹-25 until the rated speed of 300…
A:
Q: Find the force in each member of this space truss. Interpret your results to state whether each is…
A:
Q: Air (MW=29 kg/kmol) at 115.00 kPa and 285.00 K is compressed steadily to 600.0 kPaThe mass flow rate…
A: To find: The actual work interaction and the exit temperature of air. Given: The inlet temperature…
Q: You've experienced convection cooling if you've ever extended your hand out the window of a moving…
A: The given information in the problem is shown in the following attached image:
Q: a) Find the speed of the tape passing through the machine. b) Calculate the total acceleration at…
A:
Q: A brittle fracture of a test specimen in an impact test is usually characterised by; A plastically…
A: A brittle fracture of a test specimen in an impact test is usually characterized by a bright…
Q: (a) For the solidification of iron, calculate the critical radius r* and the activation free energy…
A:
Q: A motor gives gear A an angular acceleration of a₁ = (2+³) rad/s², where t is in seconds. (Figure 1)…
A: Given Data- Angular acceleration of gear A 2t^3 rad/s2 , Intial angular velocity og gear A =19 rad/s…
Q: P6) Consider the schematic diagram of a proportional pneumatic controller as shown in fig.p6. draw…
A: Proportional Pneumatic Controller: Proportional Pneumatic controllers are the Controllers in which…
Q: Three forces are applied to the bar shown. Take P = 46 kips. P 0.9 in. 0.9 in. h = 10.5 in. 1.2 in.…
A: Given data as per the question Force P =46 kips h =10.5 in
Q: 3.8) Determine the volume, in m. of 1.5 kg of ammonia at 2 bars, 20°C. 3.9 A closed vessel with a…
A: “Since you have asked multiple question, we will solve the first question for you. If youwant any…
Q: 2/192 Train A travels with a constant speed UA 120 km/h along the straight and level track. The…
A:
Q: Problem 13.067 Piston NOTE: This is a multi-part question. Once an answer is submitted, you will be…
A:
Q: NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to…
A:
Q: Draw the Temperature & compute the LMTD for CO-CURRENT & COUNTER-CURRENT flow heat exchanger. A…
A:
Q: 27. "When a closed vessel has a pressure change applied to a fluid at any given location within that…
A:
Q: Q5/ The following data are given for the space to be air conditioned: Outside design conditions =…
A: (1) To find: The supply air flow rate. Given: The dry bulb temperature of the outside air is…
Q: 7. Find the power to pull a a 50kg upward a constant velocity of 13m/s,
A:
Q: 6. Compute the maximum shear stress and the statical moment for a steel rod with a diameter of 10…
A:
Q: A long straight conductor has a constant current flowing to the right. A wire rectangle is in the…
A: To choose: The right option. Given: The loop is shown below
Q: 8. In a steady flow apparatus 135 KJ of work is done by each kg of fluid. The specific volume of the…
A:
Q: 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…
A: Given data as per the question weight of wheelbarrow =50 kg Force =10 N Initial velocity =0 m/s…
Q: F = 15 N If the rod of negligible mass is subjected to a couple moment of M=24t2 N;M where t is the…
A:
Q: A leaf spring of semi-elliptical type has 11 plates each 9 cm wide and 1.5 cm thick. The length of…
A: …
Q: NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to…
A:
Q: NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to…
A:
Q: SAQ 2 (Stress) The members of the structure in Fig. P-120 weigh 200 lb/ft. Determine the smallest…
A:
Q: y A Q = 150 N 200 mm 35° 20 mm E B P = 80 N 120 mm 40 mm 60 mm X
A: Given data:- Beam Force Q=150N Force P=80N To find:- complete set of reactions for the support at E
Q: In the assembly shown, member AB is rigidly attached to the wall while an L bar is pinned to AB at…
A: Given: To find: Which quantity is zero Moment of Q about point A Resultant force and couple at…
Q: Two heat engines receive heat from a source at temperature of 550◦C. Heat engine "A" receives 200 kJ…
A:
Q: Determine the value of F that will cause a 100 kg block to move. The coefficient of static friction…
A: Given data:- mass of the block(m)=100 kg μ=0.25 angle of force F=20° To find:- Magnitude of the…
Q: From rest the ball move to reach its final velocity of 25 m/s in 70 seconds, a. calculate the balls…
A:
Q: How do you datum dimension the isometric view?
A: Draw an isometric view of the given object.
Q: An insulated tank that contains 2.6 kg of O₂ at 15°C and 300 kPa is connected to a 2-m uninsulated…
A:
Q: 6. For the shaded area above, calculate the moment of inertia about ONLY the x-axis (L)
A:
Q: Required information Three forces are applied to the bar shown. Take P= 46 kips. P 0.9 in.1 0.9 in.…
A:
Q: Find a) velocity of point x and angular velocity of AB b.) Acceleration of point x point x and…
A:
Q: (2) Moist air at a dry bulb temperature of 25°C has a relative humidity of 50 per cent when the…
A:
Q: If the rod of negligible mass is subjected to a couple moment of M=26t² N;M where t is the time in…
A:
Q: Given are the following: T = 12kN – m L = 6m 0 = 2° G = 83 GP a Determine the smallest value of d.
A: Given data:- T=12 kN-m L=6 m θ=2° G=83 GPa To find :- the smallest value of d
For a heat engine, if QH = 600.00 kJ, and QL = 350.00 kJ, then thermal efficiency is _____________%
Step by step
Solved in 2 steps with 1 images
- .The thermal efficiency of a heat engine is 30%, the heat rejected from the engine is 30kJ, evaluate the heat input to the engine.For a power system operates with Wcycle = 810 BTU and Qout = 1769 BTU. What is the thermal efficiency?Q.7 The COP of the heat pump is found to be 5.62, and the heat pump operates with the source at 25°C, while the heat absorbed is 2.12 kW. What is the amount of heat rejected ?
- a steam engine operation between 150C and 550C. ehat is theorithical maximum thermal effciency?2. Find the thermal efficiency of a Carnot engine whose hot and cold bodies have temperatures of 154°C and 15°C respectively. (Ans. 32.55%)An engine operating on the air standard heat engine has 13 KJ heat added at isochoric process, heat ratio of air = 1.35. If the minimum pressure and temperature are 101 KPa and 305 K, respectively. The maximum volume of 3.8x 10 -2 m3 with clearance of 10%. Determine: The work of cycle in KJ The mep in MPa
- A computer lab filled with 20 computers and 15 students is cooled by an air conditioningunit on a day where it is 90 oF outside. The room temperature is 72 oF. Assume an averagestudent generate 90 W of heat and each computer generates 150 W of heat. If the COP ofthe air conditioner is 2.5, what power input is required, in kW? If the air conditioneroperated at its maximum coefficient of performance, what power input would be required?A Carnot engine requires 35kJ/s from the hot source. The engine produces 15kW of power and the temperature of the sink is 26degC. What is the temperature of the hot source in degC.the answer is 250.25 deg C but dont know solution pls help1. A Carnot engine has the efficiency of 20% at temperature TH and T. If the temperature difference of the engine is 133.2°R and Q is 1110 KW. Find: 1.1 Tн, K 1.2 T, °K 1.3 Q, KW 1.4 Efficiency of the engine if T, is reduced by 74°C
- 5. A heat engine release heat into the cold reservoir at 500 K with a carnot efficiency of 25 %. What exhaust temperature will increase the carnot efficiency to 60 %?If heat engine is operating between 427 C and T temperature has the efficiency of 50%, find the value T in C.Suppose a certain heat engine has an efficiency of 35%. Heat in In order for this heat engine to do 420 J of useful work, how much energy must be taken in as heat from the high- temperature reservoir? 780 J Work 420 J 12 J 150 J 1620 J 1200 J Heat out O O O