An electric blender is used to grind soaked soya beans with initial internal energy of 3000 joules. If the power consumption is 0.1 KW, with heat loss from the blender is 20 joules/sec., determine the time in minutes the operation of the blender to make the final internal energy of 27,000 joules. show the whole equation for formula and show what is energy in and energy out

Q: A certain household has consumed 250 units of energy during a month. How much energy is this in…

A: Total units = 250 1 unit of energy is up to one kWh 1 unit = one kWh

Q: A passive solar house that is losing heat to the outdoors at 3°C at an average rate of 50,000 kJ/h…

A:

Q: Steam expands behind a piston doing 67,800 joules of work. If 12.7 kJ of heat is radiated to the…

A: Given ∆Q=-12.7kJ∆W=-67.8kJ

Q: Answer the following. (a) How much energy is necessary to heat 1.5 kg of water from room…

A: (a) The specific heat of water = 4218 J/kgK The boiling point of the water is 100 degree C Calculate…

Q: What Are the Basic Concepts of Thermodynamics?

A: The study of energy and heat for a system comes under the thermodynamics. It basically setups the…

Q: Convert 6.83 ✕ 103 cal to the equivalent number of kilocalories (also known as Calories, used to…

A: Given data The energy in the unit of calorie is given as E = 6.83 x 103 cal.

Q: Suppose you spend 30.0 minutes on a stair-climbing machine, climbing at a rate of 85 steps per…

A: Calculate the change in height.

Q: Explain in broad terms the fundamental concepts of thermodynamics.

A: Thermodynamics is a concept through which we can study the dynamics of a system due to thermal…

Q: On a walk a person burns aboout 336 cal/h nif the walk were done at 4.1 mi/h how many hours would…

A:

Q: Question in image.

A: a) The amount of natural gas is,

Q: How much heat do you need to remove from 2 g of steam at 100oC to convert it to water at…

A:

Q: A 76-kg cross-country skier glides over snow as in the figure below. The coefficient of friction…

A:

Q: A sealed beaker contains 100 g of water that's initially at 20° C. If the water absorbs 100 kJ of…

A: Given, mass of the water, m = 100 g initial temperature of water, Ti = 20 °C Heat absorbs, Q = 100…

Q: The air inside a bicycle tire pump has 13.5 joules of work done on as 8 joules of heat is conducted…

A:

Q: The internal energy of the gas in a gasoline engines cylinder decreases by 160J. If 65.0 J of work…

A:

Q: A gasoline engine has a power output of 170 kW (about 2.28×105 hp ). Its thermal efficiency is 22.0…

A:

Q: A 300-g piece of ice at 0 °C is placed in a liter of water at room temperature (20 °C) in an…

A:

Q: A 70 kg person expends 85 Cal/h watching television the person eats 8 cups of popcorn that contains…

A: Given data: Mass of the person m=70 kg Number of popcorn cups=8 Calories per cup =55 per cup The…

Q: Suppose you spend 30.0 minutes on a stairclimbing machine, climbing at a rate of 90.0 steps per…

A: The efficiency of the machine is

Q: Convert 3.50 x 103 cal to the equivalent number of (a) kilocalories (also known as Calories, used to…

A: a)The required energy in kilocalories unit,

Q: A power station with an efficiency of 0.4 generates 108 W of electric power and dissipates 1.5 × 108…

A: The heat energy required to raise the temperature of a substance is given by,

Q: Show that the ideal efficiency is 90% for an engine in which fuel is heated to 3000 K and the…

A: The temperature of the surrounding air,

Q: What is the work done by the gas in the process DA ?

A:

Q: A 300-g piece of ice at 0 °C is placed in a liter of water at room temperature (20 °C) in an…

A:

Q: Sweating is one of the main mechanisms with which the body dissipates heat. Sweat evaporates with a…

A: Latent heat of evaporation of sweat L = 2430kJ/kg(103J/1kJ)    = 2430000J/kg Mass of sweat per hour,…

Q: A 2-kilogram [kg] projectile traveling at 100 meters per second [m/s] is stopped by being shot into…

A: Law of conservation of energy states that energy can neither be created, nor be destroyed, but can…

Q: Mohamed Salah played the entire football game (90 minutes), and burned 1.45 kilowatt-hours. Mohamed…

A:

Q: Suppose you spend 30.0 minutes on a stair-climbing machine, climbing at a rate of 75 steps per…

A: Given Weight W=150lb=150×4.44=666N Height of each step h=8×0.0254=0.2032 m Time t=30 min Step rate…

Q: Suppose you spend 30.0 minutes on a stair- climbing machine, climbing at a rate of 90.0 steps per…

A: Part A:

Q: In 2001, the United States produced 51 percent of its electricity in the amount of 1.878 * 10 kWh…

A: Applying the thermal efficiency definition the thermal energy rejected by the coal-fired power…

Q: A toaster has a power rating of 732 watts. If it takes 1.1 minutes to toast a slice of bread, how…

A: Given Power rating of the toaster is P=732 W Time taken to toast the slice bread is t=1.1…

Q: An 1800-Watt hair dryer is used for 15.0 minutes. How much energy was used in kilo-calories (food…

A:

Q: When you turn your hot water on in the shower, it takes a bit for the water to get warm. Some of…

A:

Q: Beryllium has roughly one-half the specific heat of liquid water (H20). Rank the quantities of…

A: Required : Rank of the energy input.

Q: an approach thats being investigated to mitigate the thermalizat

A: Photovoltaic (PV) modules are famed for their reliability. However, some segment degrade or even…

Q: Suppose the average solar energy incident on the green canopy (leaves) of a tree were 108 J per day.…

A:

Q: Burning a gallon ofgasoline releases 1.19 * 108J of internal energy. If a certain carrequires 5.20 *…

A: First law of thermodynamics states that, the energy ca neither be created nor be destroyed, whereas,…

Q: .A refrigerator is rated at a COP of 4. The refrigerated space that it cools requires a peak cooling…

A: