To insura sufficient oxygen diffusion the lungs contain hundreds of millions of miniature balloon like projections. This increases the lungs surface area to approximately how many square meters?

Q: How do I get the experimental total resistance for both series and parallel?

A: If the resistors are connected in series the current will be the same through each resistor but the…

Q: Calculate the gram susceptibility using the formulae (equation 3). Assume C = 1.02, m0 = 0.8182 g,…

A: Since you have asked three questions, we will solve the first question for you. If you want the…

Q: The rainbow of visible colors in the electromagnetic spectrum varies continuously from the longest…

A: we know : c=λf or f=cλ And C =3×108 m/s 1nm = 10-9 m

Q: A delivery truck is carrying a 120 kg refrigerator. The refrigerator is 2.20 m tall and 85.0 cm…

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Q: A ray of light would change direction when: (Check all that apply)

A: Introduction: A line perpendicular to the wave fronts of light is known as a light ray, and its…

Q: A 35 kg solid sphere with a radius of 0.400 m is rotating at a frequency of 0.5 Hz about an axis of…

A:

Q: Sea breezes are created when: Hot air above the sea rises, and colder land air rushes in to fill the…

A: Hot air above the land rises, and colder sea air rushes in to fill the gap.

Q: 2. (2) (2) Use the following information for parts a-c. A 175 g mass hanging from a spring (k = 25.0…

A: Given  m = 175 g  K = 25 N/m  Maximum amplitude, A = 15.8 cm

Q: A partly-full paint can has 0.499 U.S. gallons of paint left in it. (a) What is the volume of the…

A: Volume of paint = 0.499 US gallons (a) As 1 US gallons = 0.00378 cubic meter Then, 0.499 US gallons…

Q: 5. work) Given an object located 50 cm from a -3.00 D lens. Where is the image? (show your a. 0.20…

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Q: A small insect viewed through a convex lens is 1.1 cm from the lens and appears 2.5 times larger…

A: in this question  convex lens is used  here magnification is given it is  m= 2.5 we know equation of…

Q: b) Three + 3 nC point charges are fixed a distance of 12 mm apart, on the corners of an equilateral…

A: The charge at one corner, q=+3 nC The distance between the charges, r=12 mm

Q: Anti-reflective coatings on lenses use thin-film interference to eliminate the reflection of a…

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Q: An eagle flying at 28 m/s emits a cry whose frequency is 370 Hz. A blackbird is moving in the same…

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Q: A jet is flying North at 200 m/s. Draw a rough sketch of the jet and its sound waves. (1) (1) b) If…

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Q: You must find the power that dissipated tough the 3 resistor in the image given. 4.00 Ω 6.00 V WW…

A: Given:-  We see in the figure we have given 2  voltage and  5 resistance are as  R1= 4Ω, R2= 6ΩR3=…

Q: in a series circuit, there are three resistors of values 3.0 Ω, 4.0 Ω, and 5.0 Ω. What is the total…

A: Equivalent resistance in series is given by R= R1+R2+R3 Using this with  3.0 Ω, 4.0 Ω, and 5.0 Ω…

Q: You are hiking to the top of a small canyon. When you stop for a rest you decide to shout "hello"…

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Q: the A partly-full paint can has 0.493 U.S. gallons of paint left in it. (a) What is the volume of…

A:

Q: The angle that the force (F3) makes with the negative y-axis is: a) 15.9° b) 21.8° c) 29.7° d) 26.6°

A: Given data:  F1 = 7 N F2 = 2 N Required: The angle makes by force F3 with negative y-axis

Q: In a coil of area 12cm^2 and 20 turns with a magnetic field directed perpendicular to the plane and…

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Q: Required information Consider the circuit diagram given below 1.00 A · 6.00 Ω R₁ 10.00 A F E where…

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Q: A uniform disk of mass 5.20 kg has a radius of 0.150 m and spins with a frequency of 0.650 rev/s.…

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Q: Calculate the de Broglie wavelength of a proton travelling at the speed of light.

A: Given: Speed of proton vp=14speed of light=143×108m/s, Mass of proton mp=1.67×10-27 kg. Required: De…

Q: pencil is placed +0.5 meters from a curved mirror. The image is recorded to be upside down at +0.8…

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Q: Describe what happens to a wave when it encounters an obstacle/ barrier. When is this effect most…

A: When a wave encounters an obstacle then it spreads around that object and this phenomenon is known…

Q: HW7 Q2 Standing 2.2 mm in front of a small vertical mirror, you see the reflection of your belt…

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Q: 8. (1) (1) (1) Use wer parts a-c. A grandfather clock contains a pendulum that is designed to…

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Q: Gives theoretical framework of Optical disc to improve efficiency of solar panel.

A: Energy conversion theoretical limits for various PV device concepts :Theoretically, many models were…

Q: The vector resulting from the sum of the following three vectors will be located in the quadrant:…

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Q: Q3. For the circuit shown beside, the graph of emf & versus I (reading of ammeter) is given with…

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Q: "The far point of a nearsighted student is 30.0 cm. The distance from the eye lens to the retina is…

A: in this question  we use lens formula 1/f  = 1/v  -  1/u object distance  would  infinite because…

Q: Determine the number of different sets of quantum numbers possible for n = 6 shell. Group of answer…

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Q: Problem 12:  A student wears eyeglasses of power P = -3.75 diopter to correct nearsightedness. The…

A: Solution: Given: d = distance between lens and eye = 1.3 cm = 0.013 m P = power of eyeglasses =…

Q: If the battery in the circuit below is 15.42V, resistor R₁=442.11N, and resistor R₂=379.37, what is…

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Q: For the circuit shown, the power dissipated in the load resistance R, is given as a function of R.…

A:

Q: Explain the Michelson-Morley experiment and why it was important.

A: Michelson- Morley interferometer experiment was an interference based experiment,basically…

Q: Which of the following is NOT an example of convection in action?

A: convection is a way of heat transfer other than conduction and radiation. It's the heat transfere…

Q: b) The mass of the ball is 0.10 kg and the string is 45 cm long. If the tension in the string when…

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Q: Required information A 274-V emf is connected to the terminals A and B. V= B 15,00 ww R. Here, V =…

A: The circuit is shown below.

Q: Q4. A. Use the graph as shown below. Determine the half-life of Plutonium-239. Undecayed particles…

A: Given  At , t = 0  Amount of Plutonium-239  &  Carbon -14 are      100℅  .  (A) from given graph…

Q: wo small, identical conducting spheres repel each other with a force of 0.040 N when they are 0.65 m…

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Q: Discuss the Michelson-Morley experimenr in terms of the: 1. Set up 2. The procedure and whar does it…

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Q: You have an apple that you would like to weigh, but you don’t have a scale. You do have a slinky and…

A:

Q: resistance

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Q: of the 2000 Value. 23. A new offshore wind project will consist of 200 wind turbines, each with a…

A: Number of wind turbines = 200 capacity of each turbine = 4 MW cost to build each turbine = $1.2…

Q: Which of these is NOT a correct explanation for how convection works? Hotter fluids rise above…

A: Required The wrong statement

Q: A shopper standing 2.40 m from a convex security mirror sees his image with a magnification of…

A: a) Write the expression for the magnification and substitute the required values to determine the…

Q: current of 0.080 A passing through a human body could be fatal. If you accidentally touched a 110 V…

A: Given V = 11O V I = 0.080 A

Q: Two point charges are placed on the x-axis as follows: Charge 91 = +4.00 nC is located at x = 0.200…

A: q1 = + 4 × 10-9 C  x1 = 0.200 m  q2 = +5 × 10-9 C  x2 = - 0.300 m  q3 = - 6 .00 × 10-9 C  x3 = 0.00…