disc spinning with 24J of kinetic energy is kept in a container containing a fluid having a heat capacity of 2000J/K. When the disc comes to rest what will be the change in internal energy if ΔU = 3.5ΔT. a) 0 b) 0.042J c) 0.021J d) 0.028J
Q: 4. We are heating water in a closed pot 30Kj of heat is given to the pot while 5kJ is wasted through…
A: Given Initial energy of system = U1 = 10 kJ Net amount of heat system takes Q = 30 - 5 = 25 KJ…
Q: The Kingda Ka roller coaster at Six Flags Great Adventure and Safari in New Jersey currently holds…
A:
Q: a) Find the change in the mechanical energy (potential + kinetic) of the block from the top to the…
A:
Q: Determine the average power generated by a wind turbine where one wing of the turbine has a length…
A: Given: Length, l = 5 m speed,v = 54 km/h = 15 m/s ρ = 1.2 kg/m3 C = 0.55
Q: What is the work done by a 16-watt electric fan in 30 minutes? O 28 kJ 31 kJ O 17 kJ 18 kJ
A:
Q: A 0.5 kg plant falls of a building. If the original GPE was 70 J then HOW HIGH was the plant before…
A: Mass of plant (m) = 0.5 kg Original gravitational potential energy (E) = 70 Joules
Q: This time, the pendulum is 1.07 m long and has a mass of 4.92 kg. You give it a push away from…
A: length (L) = 1.07 m mass (m) = 4.92 kg initial speed = 2.88 msenergy lost = 1 J
Q: Water is being heated in a closed pan on top of a range while being stirred by a paddle wheel.…
A:
Q: A moveable piston of a closed container containing an ideal gas is lifted to 3 m after it is heated…
A: Energy by piston = 3.5 ×3=10.5 J
Q: After the lockdown due to Covid-19, Ezekiel a 10year-old kid of mass 40kg starts to have an outdoor…
A: Power, P=200 WTime , t=1 hr=3600 sLv=2.26×106 J/kgenergy used. e=15%
Q: A 3.50 kg block of ice slides down a ramp. The block starts at the top of the ramp from rest, and…
A:
Q: Similar to the previous problem, we heat about a cup (238 g) of milk (we’ll treat it like water,…
A: By condition,
Q: A student evaluates a weight loss program by calculating the number of times she would need to climb…
A:
Q: A box is pulled along a rough horizontal surface by a horizontal force of 80 N. The frictional force…
A:
Q: A weightlifter curls a 28 kg bar, raising it each time a distance of 0.55 m. How many times must…
A:
Q: Consider molecules of hydrogen gas (m = 2.0u) and heavier molecules of oxygen gas (m = 32.0u) that…
A:
Q: A book falls from a table. Suppose some of the thermal energy within the book is spontaneously…
A: Suppose some of the thermal energy within the book is spontaneously converted into kinetic energy…
Q: A lump of plasticine weighing 200 g is thrown at an angle of 30° and at a speed of 16 m/s towards…
A:
Q: 36) During an isothermal process, 5.0 J of heat is removed from an ideal gas. What is the change in…
A: The change in the internal energy of n mole of an ideal gas is ΔU=nCvΔT .....(1)where Cv is…
Q: What is the total energy of a system if 200 J of work and 900 J of heat is added into the system?
A:
Q: How long in minutes will the energy in an 862 kJ (206 kcal) cup of yogurt last in a woman doing work…
A: Given Data: The energy stored in Yogurt is, E=862 kJ The power is, P=110 W The efficiency of a woman…
Q: Thermal energy of the water in a bathtub is ________ than in a freshly brewed coffee pot because of…
A: The given statement : Thermal energy of the water in a bathtub is ________ than in a freshly brewed…
Q: You fire a 52 g arrow so that it is moving at 93 m/s when it hits and embeds in a 9 kg wooden block…
A: Using the conservation of momentum,
Q: Problem 12: When water flows through river rapids or over a waterfall, it experiences a decrease in…
A: Height of waterfall (h) = 41 m Specific heat of water (c) = 4.19 × 103 J / kg ° C
Q: You heat a sample of ice from -20°C to 100°C and gather the data in the table provided. Time (min) B…
A: Heating Curve: It is used to represent the Endothermic process. An endothermic process is a process…
Q: A PHYS 1510 student was working on a robotics project. The joints on the machine they were building…
A:
Q: A 75-g bullet is fired from a rifle having a barrel 0.0660 m long. Choose the origin to be at the…
A: Given:- m=75 kg x=0.6 m F(x)=16000+10000x-24000x2, x in the meter. Find:- A) Determine the work…
Q: 9. A physics student decides to “burn off” some Calories by climbing a ladder. As the ladder is…
A: Part (a) Given data: The mass of the student is m=75 kg. The calories to burn off is E=1 Calorie…
Q: 5. This time, the pendulum is 1.55 m long and has a mass of 3.07 kg. You give it a push away from…
A: mass of the pendulum, m=3.07 kg length of the pendulum, L=1.55 m initial velocity applied, v=2.65…
Q: An arrow in a bow in a bow has 270 (J) of potential energy. Assuming 100 (J) of energy were…
A:
Q: 1. Kurdapya, a grade 12 STEM student is helping her sister solve this problem. How fast is an oxygen…
A: Disclaimer: “Since you have asked multiple question, we will solve the first question for you. If…
Q: 400 J of work are done on a system in a process that decreases the system's thermal energy by 300 J.
A: Work-done on the system is Change in thermal energy is Find:Heat energy.
Q: A simple pendulum is suspended from the ceiling by means of a string and this time, the pendulum is…
A:
Q: A cup of hot coffee sits on your desk. Assume that the thermal energy in the coffee can be converted…
A:
Q: ) find the total change in thermal energy involved in changing 4.55 L of water at 75.0oC to ice at…
A: "Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: A certain sandwich cookie contains 55 C of nutritional energy. A) For what amount of time must you…
A: Approach to solving the question:Please see attached photos for detailed solutions. Thank…
Q: 55 J of heat energy are transferred out of an ideal gas and 40 J of work is done on the gas. What is…
A:
Q: A graduate student leaves a cylinder of carbon dioxide sitting in the sun. The cylinder absorbs 25.2…
A: Given:Energy absorbed by cylinder = 25.2 JWork done by the piston = 12 J
Q: a rock with mass0.15kg is placeedin a sling shot and the elastic band of the sling shot is stretched…
A: Introduction: Elastic Potential Energy (E): It is a form of potential energy (in J) which is stored…
Q: A 0.5 kg block slides on a rough horizontal table top. Just before it hits a horizontal ideal spring…
A:
Q: Daniel has chores to do around the house. In which of his chores does he use thermal energy? a cook…
A: Thermal energy is generated when there is a rise in the temperature of the system. This energy is…
Q: An asteroid made out of iron (7860 kg/m3) strikes the Earth in an area where the oceans are very…
A: Given data: The density of asteroid is ρ=7860 kg/m3. The speed of asteroid is v=30 km/s. The…
Q: An electric power plant uses energy from burning coal to generate steam at 450oC. The plant is…
A: Source temperature, Sink temperature, Head added,
disc spinning with 24J of kinetic energy is kept in a container containing a fluid having a heat capacity of 2000J/K. When the disc comes to rest what will be the change in internal energy if ΔU = 3.5ΔT.
a) 0
b) 0.042J
c) 0.021J
d) 0.028J
Step by step
Solved in 2 steps
