The Second Law of Thermodynamics says which of the following? The energy leaving a closed system occurs spontaneously. It is impossible to make a cold object even cooler. Heat spontaneously alternates between hot objects and cool objects. The thermal energy of a cool object becomes cooler only if work is done on the object.

Q: Suppose that in measuring the length,width, and height of a box, there is a maximum 1% error ineach…

A: Given: The error in length of the box is dll=1%. The error in breadth of the box is dbb=1%. The…

Q: Consider FIG-DD in the appendix.   Note: For Blocks “A” & “B” & “C”: The mass of “A” is 30 kg.

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Q: If 2 gallons of water comes out of a 3/4" diameter faucet every minute, what is the speed of the…

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Q: With the height of 5.5 feet express it in English system and SI system.

A: Given: Height is 5.5 feet.1 foot= 12 inches1 yard=3feet1 mile=5,280 feet Convert 5.5 feet to English…

Q: Cyclists in the United Kingdom reach speeds of 34.0 miles per hour (mi/h) on flat sections of the…

A: Given that-V= 34 miles/ hour1 mile= 1.60934 kmthen, v= 34×1.60934 km=54.7 km/hr

Q: How far does a car travel if it is going 4.0 meters per second and accelerates uniformly at 3.5…

A: Let s is the distance travelled by the car and given Velocity of the car vi =4.0m/s And also given…

Q: In the following problem I am asked to calculate a volume respecting the rules of significant…

A: Given: volumeV=43πR3R=4.5 cm To Find: Volume respecting the rules of significant figures.

Q: By what factor would a numerical quantity change if measured in millimeters rather than kilometers?

A: According to question we need to find--- By what factor would a numerical quantity change if…

Q: e) Find a conversion factor to convert from miles per hour to kilometers per hour. ni/h x = km/h b)…

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Q: A marathon runner averages 9.0 mi/h. How long does it take them to run a 26.76-mi marathon in hours?…

A: We have given average speed of runner which is 9 mi/hTotal distance cover is 26.76 miWe have to find…

Q: The (volume) density of an object is its mass divided by its volume. This is typically expressed…

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Q: 6. Using dimensional analysis, evaluate the following and report in the unit required. Be sure to…

A: The given expression: 8 mg-3.11×10-6 kg +4598 μg   According to the question we need to find the…

Q: i believe the said maximum of two 2 question?

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Q: Solve the following conversion problems, using the basic fact 1 in. = 2.54 cm in each case:  A…

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Q: A car speedometer has a 8% uncertainty. What is the range of possible speeds (in km/h) when it reads…

A: Given , Reading of speedometer (v)= 63km/h  Uncertainty in car reading is 8%

Q: How can magnitude be calculated in a physics problem?

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Q: A marathon runner averages 9.3 mi/h. How long does it take them to run a 26.14-mi marathon in hours?…

A: Required to find the time in hours

Q: A person's height is approximately 5 feet 3 inches. Express this height in the following terms. (a)…

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Q: Afatient weights 193 Pounds, what is their toeight in Rilograms? 11b = 453-69 a Answer with number…

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Q: 2. (a) Add 3.53103km and 4.53105m, express your answer in m with correct number of significant fig-…

A: 1st value 3.53103× 103 = 3531.03m 2nd value 4.53105m

Q: A gallon of paint will cover 400 square feet of wall (consider this to hav 2 SF). How many gallons…

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Q: y professor has the correct answer listed as 167 m. How did he get that answer from the exact same…

A: From the given information,time of free fall, upward acceleration,

Q: The Drake equation is a tool used by scientists engaged in the Search for Extraterrestrial…

A: The Drake equation is N=R×fS×nP×fL×fi×fT×L                                                       -…

Q: Convert 660,00 furlongs/fortnight to ft/min

A: 1 furlong is 220 yards 1 yard = 3 feet 1 fortnight is 2 weeks 1 week = 7 days 1 day = 24 hours  1…

Q: Give brief description on Absolute, Relative and Percentage error.

A: Absolute error is difference between estimated value and the true value.

Q: The speeds of fast motion objects is sometimes measured by the speed of sound, called Mach. 1 Mach…

A: Answer..

Q: A peregrine falcon can fly 322 kilometers per hour How many meters per hour can the falcon fly?

A: Dear student The relation between kilometer and meter js given by: 1 Kilometer = 1000 meter

Q: (US Engineering) Convert from in to ft. The unit conversion is exact. Your answer must be exact,…

A: Solution: 1. The conversion factor has an infinite number of significant figures. The length given…

Q: In physics labs, explain why we insist on getting our final results from the slope of a graph,…

A: If there are two variable and relation between them is like, y = mx + c then if we plot the graph…

Q: Question ニ a? sinQ x = ©, Work out the killing f Vectors of the qiven metric.

A: Given: gab=a200a2sin2θ x'=0, x2=ϕ

Q: the speed limit on some interstate highway is roughly 100 km/ hour. (a) whatiwhat this in meter per…

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Q: Answer all with the appropriate number of sigfigs  1) 82.992(0.3890) 2) 1.8120 × 109 + 1.93 × 103…

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Q: Topic : Numerical integration 3.) mid-ordinate rule

A: Step 1: Step 2: Step 3: Step 4:

Q: Using the formula for the sum ot 11 E, 2i = i=1 E, 2i = 11 i=3 E (2i + 3) = 11

A: Given: ∑i=1112i∑i=3112i∑i=1112i+3