An American client calls you from Europe for your help in converting the pet food she can purchase over there. The bag says 2200 kJ/kg, what do you tell her is the energy density in kcal/kg? a. 255 kcal/kg b. 525 kcal/kg c. 2200 kcal/kg d. 9205 kcal/kg
Q: A person is holding a piece of ice and it begins to melt. What is happening in terms of thermal…
A: The temperature of the hand is higher than the temperature of the ice. From the law of calorimetry,…
Q: The temperature inside of a house is 27 ºC and outside is –23 ºC ? Determine the change in entropy…
A: The change in entropy of the system at constant temperature is given by Where = Entropy Change,…
Q: P 4m 3m 6m IF q=64C. what is the E at point P Select one: O a. E= 108X109 N/C O b. E= 216X109 N/C…
A:
Q: When a piece of paper burns, which of the following is true: a. Potential energy is changing to…
A: Energy can neither be created nor it is destroyed ,but it can be converted from one form to another…
Q: 2. A worker drives a 0.500 kg spike into a rail tie with a 2.50 kg sledgeham- mer. The hammer hits…
A:
Q: During a bout with the flu an 80-kg man ran a fever of 39.0°C instead of the normal body temperature…
A: Mass of the man, m = 80 kg Body temperature during flu, T1 = 39°C Normal body temperature, T2 = 37°C…
Q: 5. A AA battery is used to power a motor that raises a 10-g pencil tied to a string 33 meters until…
A:
Q: A sophomore with nothing better to do adds heat to 0.350kg of ice at 0.0oC until it is all melted.…
A:
Q: A geothermal heating system is installed outside a house by laying pipes underground, as shown in…
A: Option A is wrong because we are using heat energy from ground, but we are not giving energy to…
Q: A bag containing 0C ice is much more effective in absorbing energy than one containing the same…
A: m = 0.8 kg
Q: Determine the energy stored (in units of mJ) by C4 when C1 = 20 µF, C2 = 10 µF, C3 = 14 pF, C4 = 30…
A:
Q: An 80 kg individual is jogging 7.0 mph up a 2% incline. What in the
A:
Q: A 39% maximum efficient coal-fired power plant needs to produce 600 MW of power. A. To achieve…
A: Given that A 39% maximum efficient coal-fired power plant needs to produce a power (P)= 600 MW…
Q: 4 A block with a mass of m = 7.4kg block starts at rest 1.2m above the ground, at the top of a…
A: Given Information:- Mass of the block is m=7.4 kg Initial speed of the block is vi=0 Initial height…
Q: Determine the energy stored ( in units of mJ) by C4 when C1 = 20 µF, C2 = 10 µF, C3 = 14 uF, C4 30…
A:
Q: Wind energy is becoming more common form of energy that can be used to run household appliances. a.…
A:
Q: How much heat is required to raise the temperature of 80g of water from 10°C to 95°C?
A:
Q: 10. You move a 2.5-kg book to a shelf that is 2.6 m above the ground. How much GPE is used to…
A: Given : m=2.5kg∆h=2.6muse,U=mg∆h
Q: The law of Thermodynamics states that energy can not be created nor destroyed. it can only be…
A: We know Ist law of thermodynamics states that the net heat energy given to the system is equal to…
Q: *1.3 PQ1 For each of the following units, list the primary dimensions: kWh noise slug cfm cSt
A: According to question we need to find unit and dimension?
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: Given that:-Mass of ice=300 gm=0.300 kgInitially temperature, T1=0°CFinal temperature,…
Q: 100 J of heat energy are transferred to 60 g of mercury. By how much does the temperature increase?…
A: A ) Mass of mercury (m)= 60 g Heat energy transferred (H) = 100 J
Q: Susan, whose mass is 68 kg, climbs 59 m to the top of the Cape Hatteras lighthouse.a. During the…
A:
Q: You want to heat your oven to 400°F. Given that your oven has a surface area of 1m2, about how much…
A: Given Surface area of oven(A)= 1 m2 Temperature of oven (T) = 400°F We want to calculate power…
Q: Determine the energy stored ( in units of mJ) by C, when C, = 20 µF, C2 = 10 uF, C3 = 14 uF, C4 30…
A:
Q: An electric heater can add energy to a pot of water (c = 4186 J/kg°C) at a rate of 5000 J/s. How…
A: The formula to calculate the amount of energy required to raise the temperature of a substance is: Q…
Q: If the total energy between atoms is Uy = A exp(-R/p)- then, the term that represents the attractive…
A: First option is correct
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: The biggest drawback to extensive use of photovoltaic cells is
A: A Photovoltaic cell is a device which converts light energy into electrical energy.
Q: Vo C2 C3 Question 9 / 10 ميز هذا السؤال Determine the energy stored in C when C1 = 15 µF, C2 = 10…
A: Given circuit, Where, Vo=36 VC1=15 μFC2=10 μFC3=20 μF
Q: A copper block with a mass of 8.2 kg initially slides over a rough horizontal surface with a speed…
A: Write the expression of energy required to raise the temperature of the block. Given that, 85.0% of…
Q: A PHYS 1510 student was working on a robotics project. The joints on the machine they were building…
A:
Q: A given amount of water loses heat. Does the entropy of the water increase or decrease? Does this…
A: The second law of thermodynamics states that the entropy of the universe never decreases.
Q: 1 K calorie is approximately equal to: a. 41.86 J b. 418.6 J c. 4.186 J
A: Required : 1 K cal in joules.
Q: The temperature of water in a swimming pool decreases by 5.0 K during the night. The mass of the…
A: Given, The temperature of water decreases by 5 k mass of water in the pool is 560,000 kg specific…
Q: An arrow in a bow in a bow has 270 (J) of potential energy. Assuming 100 (J) of energy were…
A:
Q: A bag containing ice is much more effective in absorbing energy than one containing the same amount…
A: a)
Q: As I use sandpaper on some rusty metal, the sandpaper gets hot because: a. heat is flowing from the…
A: Given a sandpaper and rusty metal.We find out the reason of sandpaper gets hot.
Q: A certain coal-fired power plant has a rated power capacity of P = 850 MW. The output of this plant…
A: Given that :- Power capacity , P=850 MW Output , W=0.26Q11
Q: Q38. Q38. How much energy does a 150 W steam iron consume per second? O 15 W O 15 J O 150 J O 0.15 J
A: Answer 150 J
Step by step
Solved in 2 steps