A 48 HP motor is used to drive an air compressor.  The compressor efficiency is 80 %  Determine the compressor work in kW Answer in whole number

Q: A 1 kg gaseous system in a piston cylinder receives heat at a constant pressure of 350 kPa. The…

A:

Q: quantity of gas has a volume of 0.14 m3, pressure 1.5 and a temperature 100°C.If the gas is…

A:

Q: A pump discharges a liquid into a drum at the rate of 0.032 m³/s. The drum, 1.50 m in diameter and…

A: As given in question, Volumetric flow rate into the drum = Q = 0.032 m3/s Diameter of drum = d = 1.5…

Q: On a cold winter day, the rate of heat transfer from the air in a certain room is 5500 Btu/hr. The…

A:

Q: The pressure inside a diesel engine cylinder is 20 kPa, find the work done if the volume changes…

A: Given data: P=20 kPaV1=3.5 m3V2=5 m3 Need to determine the work done.

Q: 4. The atmospheric condition of an area is 101.325 kPa and 21 C. A 6m diameter windmill is installed…

A: Given: v = 20 m/s P = 101.325 kPa T = 21 C

Q: Find the kinetic energy associated with car of mass 35 kg moving with velocity 10 m/s

A: Given data:-  Mass = 35 kg Velocity = 10 m/s Find kinetic energy .

Q: The properties at the inlet and the exit states of the air compressor are shown in the figure. The…

A: P

Q: A grist mill of the 1800s employed a waterwheel that was 14 m high; 480 L/min of water flowed onto…

A: Given: The height of the water wheel is H=14 m. The volume flow rate of the water on the wheel is…

Q: 3.) An air compressor handles 8.5 m³/min of with a density of 1.26 kg/m² and a pressure of 1 atm,…

A: Given data  Volume flow rate = 8.5 m3/min density (ρ)= 1.26 kg/m3  Pressure (P)= 1 atm  discharge…

Q: The volume of air delivered by fan is 14 m^3/sec and 69 mm water gage. The density of air is 1.27…

A:

Q: air is compressed polytropically in a cylinder according to PV=C. the work required is 180 kj/kg.…

A: .

Q: • 1.63 Ib of gas is stored in a tank of 2ft3. If the internal energy decreases by 27.4 BTU…

A: Dear student,                     According to the guidelines I am allowed to answer only one…

Q: 1. Heat added to a 0.51m³ of air at constant pressure which results to a temperature increase of…

A: Note: kindly post different questions seperately, we experts can solve one question at a time,…

Q: Find the power which a 2.5 MW natural gas engine can develop at an altitude of 1981.2 meters taking…

A:

Q: what is the cost of that heat loss to the home owner for 10hours if the cost of electricity is PHP…

A: Given         Time, t = 10 hours         Rate, R = PHP 0.45/kWh Heat loss, Q = 2.46 kJ/s Find…

Q: An air compressor handles 8.5 m'/min of with a density of 1.26 kg/m and a pressure of atm, and it…

A:

Q: Q2/ A 0.2 m' cylinder containing of air has an externally 150 °C. Now the air is compressed…

A: given:v1=0.2m3p1=350kpaT1=1500cT2=2500c

Q: 1.0 An air compressor takes in air at 105 Pa and 27Chaving volume of 1.5 m3/kg and compresses it to…

A:

Q: 1. 1.43 1b oF gas is stored in a tank of 24t. If the internal energy decre ases by 27.4 BTU as…

A:

Q: The electrical powerplant draws water in an elevation about 100 m and discharge water below. The…

A:

Q: 1. Heat added to a 0.51m3 of air at constant pressure which results to a temperature increase of…

A: Given Data⇒ Volume (V)=0.51 m3 Constant pressure heat addition Temperature increase…

Q: Find the flow work done by carbon dioxide if its change in internal energy is 260 kJ/kg.

A: Given:- ΔV= 260 kj/kg kCO2=1.29 To find:- Flow work done

Q: How much thermal energy is created when a 2523 kg car brakes to a stop from 17.8 m's on a level…

A:

Q: Find the work done when a 25 kg weight is (i) lifted to a vertical height of 2.0 m from the ground,

A: Given data : The value of mass=25 kg The value of acceleration due to gravity=9.81 m/s2 The value of…

Q: 1. 1.G5 1b oF gas is stored in a tank op 2t° . If the internal energy decre ases by 27.4 BTU as…

A: given data- mass of the gas = m = 1.63 lb change in internal energy, dU = 27.4 BTU change in…

Q: ternal energy increases

A: given:W=150kj∆U=95kj

Q: 1. Steam enters a system with an enthalpy of 1292 Btu/lb and leaves with an enthalpy 158 Btu/lb less…

A: Given Data Inlet enthalpy, h1=1292 Btu/lb Outlet enthalpy, h2=158 Btu/lb Change in P.E=9 ft Heat…

Q: A wind turbine with an 24000 mm-radius rotor is rotating at 18 rpm under steady winds at an average…

A: Given: r=24000 mm=2.4 mN=18 rpmv=24 km/hrη=28.5%=0.285ρair=1.225 kg/m3

Q: A 100-hp (1 hp = 746 W) car engine has a drive shaft rotating at 2000 RPM. How much torque is on the…

A: Given Data  1hp=746 W N=2000 rpm Power of the engine, P=100 hp Power=746(100)=74600 watt…

Q: ssure process at 1.70 omes 0.13796 m'/kg. (h) change in intern

A:

Q: PC are:- E, = 140J/kg K pr = 0.0248

A:

Q: À Piston-cylinder deice contains I Kg of water at 20°c and 300 kPa . There is a linear Spring…

A:

Q: A 5 kg gaseous system in a piston cylinder receives heat at a constant pressure of 350 kPa. The…

A: Given Data m= 5 kg P=350 kPa= constant ∆U= 200 kJ ∆T= 70 K W= 100 kJ

Q: A system undergoes a constant volume process. Initially the system contains 2kg of water at 200°C…

A: The Answer is below

Q: Carnot engine absorbs 300 J of heat from a reservoir at the temperature 373.15 K and rejects heat to…

A: Data given-  Q1 = 300 J  T1 = 373.15 K  T2 = 273.15 K

Q: n a given process, a heat engine requires 2500J of energy and exhausts 1200J of heat. What is its…

A:

Q: One pound of air per second with an initial temperature of 180°F is allowed to expand ow (closed…

A:

Q: A gas is compressed from an initial volume of 0.38 m3 to a final volume of 0.1m3. The variation of…

A: GIVEN:initial volume VI=0.38m3final volume V2=0.1m3p=aV+ba=-1200kpa/m3b=600kpa/m3

Q: 1.63 lb of gas is stored in a tank of 2ft3. If the internal energy decreases by 27.4 BTU as…

A:

Q: Water from deep well 20 m below the ground is pump to an overhead tank 50 m above ground. Determine…

A:

Q: ss of 1.89 kg, is contained in a ne the work done during the p

A:

Q: Find the potential energy stored in object Mass of object=9.55 kg Height to be raised=3.33 m

A: Given :  mass of object , m = 9.55 kg height , z = 3.33 m   To find :  potential energy stored in…

Q: Suppose that a person eats 2387 Calories per day. Convert this amount of energy into unit kWh.

A: Using a conversion factor from Cal to J 1 Cal = 4.184 J 1 KCal = 4184 J ⇒2387 Cal = 2387 x 4184…

Q: Consider the closed, rigid container of water as shown. The pressure is 700 kPa, the mass of the…

A: Find the final temperature, enthalpy amd internal energy

Q: If 8lbs of a substance receives 240BTU 9+of heat constant volume and undergo a temperature change of…

A: Solution      q = mcΔT …………. equation for “heat” (heat is thermal energy which is transferred)     c…

Forms of Energy

Energy is described as the capability to accomplish a task, like the ability to push a block by applying force on it. It is a quantitative property that is used to accomplish work on an object.