You are working on a school paper and you need to resize some pictures. You have a picture that is 4 inches by 6 inches but you need it to fit into a space that is 2 inches by 3 inches. What scale factor would change the size of the picture to make it fit the new space

Q: Accomplished silver workers in India can pound silver into incredibly thin sheets, as thin as 3.00 x…

A: thickness = 3×10-7 m mass = 2 kg

Q: 4) The turbines at a coal-powered power plant were just upgraded, resulting in an improvement in…

A: increase in efficiency = 3.32 % Heat transferred into the heat engine in one day = 2.25×1014 J

Q: 32. An Aluminum block (100 grams) is heated to 200 degree C and then is dropped into 300 grams of…

A:

Q: Two infinitely-long conductors parallel to the z-axis pass through the points (0,±a).

A: Given system:

Q: An aluminum cup contains 225g of water and a 40-g copper stirrer, all at 27OC. A 400-g sample of…

A: Let, the mass of the aluminum cup is ma Mass of the water is mw = 225 g = 0.225 kg Mass of the…

Q: A beam of light polarized along the y axis and moving along the +z axis passes through two…

A: final intensity = I = 61 W/m2 angles = 30 and 70

Q: bble of air is rising up through the ocean. When it is at a depth of 28.0 m below the surface, where…

A: Given value--- depth = 28 m. initial temperature = 5 degree C.  initially volume = 1.05 cm3 . at…

Q: A 6A current flows in a wire as shown. The radius of the arc is 0.6m, and the length of each of the…

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Q: What is the magnitude of the electrical force between two uranium nuclei placed a distance of 3.72 x…

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Q: A particle of matter is moving with a kinetic energy of 9.56 eV. Its de Broglie wavelength is 9.80 x…

A: Given value--- kinetic energy = 9.56 eV. debroglie wavelength = 9.80 × 10-12 m. We have to find---…

Q: Jojie throws a hammer to their backyard which is projected with a velocity of 30 m/s at 70° to the…

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Q: 2. Jojie throws a hammer to their backyard which is projected with a velocity of 30 m/s at 70° to…

A:

Q: Pls solve this question correctly in 5 min i will give u like for sure 1- What is the wavelength…

A:

Q: X-rays are scattered from a target at an angle of 44.6° with the direction of the incident beam.…

A: Givenθ=44.6oformula for wavelength shift, compton scattering, ∆λ=hmc(1-cosθ)h is planck constantm is…

Q: 3. A wave crest is travelling along a heavy medium. The wave crest encounters a junction between the…

A: Given data- A wave crest is travelling along a heavy medium. The wave crest encounters a junction…

Q: A diverging lens has a focal length of magnitude 19.8 cm. (a) Locate the images for each of the…

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Q: toward each other, and each has a speed 0.500 c in the lab frame. A) What is the kinetic energy of…

A: Solution

Q: The figure below shows two vertical, parallel wires separated by a distance d = 12.0 cm. The left…

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Q: Two spaceships are traveling with a relative velocity of 2.36 x 10^8 m/s. Both carry identical…

A: Write the expression for the time dilation. t'=γtt'=(11−v2c2)t So, the factor will be: γ=11−v2c2

Q: A carbon nucleus and an iron nucleus are initially located 5.15 nm apart from one another. How much…

A:

Q: A crane at a junkyard lifts a car with a mass of 2000 kg at a constant speed to a height of 30 m. It…

A: Given data:  Mass (m) = 2000 kg Speed is constant during lifting Height (h) = 30 m Required: The…

Q: A person who weighs 674 N steps onto a spring scale in the bathroom, and the spring compresses by…

A: According to guidelines we need to solve only first question kindly repost other questions in the…

Q: 1. Rene throws a stone to the lake which is projected with a velocity of 25 m/s at 60° to the…

A: Given value--- speed = 25 m/s. angle = 60 degree.  We have to find--- maximum height? time of…

Q: Many hot-water heating systems have a reservoir tank connected directly to the pipeline, so as to…

A: Write the given values with the suitable variables. L=66.6 mr=8.26×10-3 mT1=20.8 °CT2=67.3 °C Here,…

Q: A box (40 kg) is attached to a heavy pulley (with mass 8 kg and radius of 20 cm, treat it as a solid…

A: Note: As mentioned above I will solve the problem (29). Given in question -  Mass of the block(m) =…

Q: A beam of light, traveling in air, strikes a plate of transparent material at an angle of incidence…

A: Given,The angle of incidence, θi = 62°The angle of reflected and refracted beams are 90°.

Q: A 2.60-mol sample of oxygen gas is confined to a 5.06-L vessel at a pressure of 8.06 atm. Find the…

A:

Q: 1) A student standing in a canyon yells "echo", and her voice produces a sound wave of frequency of…

A: a) Calculate the wavelength of the sound wave. λ=vfλ=325 m/s0.65 kHz×1000 Hz1 kHzλ=0.5 m

Q: A steel aircraft carrier is 366 m long when moving through the icy North Atlantic at a temperature…

A: Given data:  Original Length (L0) = 366 m Initial temperature (T0 ) = 1.38°C Final temperature (T) =…

Q: In a game of football outdoors on a cold day, a player will begin to feel exhausted after using…

A: Given: ∆U = change in internal energy = 8.0×105 J In the first part, we have the heat lost ∆Q =…

Q: Determine the frequency of light at 4.63 x 10² nm and 7.05 x 10² nm. (a) 4.63 x 10² nm Hz (b) 7.05 x…

A:

Q: A bottle of juice is sealed under partial vacuum, with a lid on which a red dot or "button" is…

A: Given: A) A bottle of juice is sealed under partial vacuum, with a lid on which a red dot or…

Q: A uniform, solid cylindrical wheel of mass 7.3 kg and radius 0.6 m is pulled by a force F applied to…

A:

Q: The figure shows a uniform ladder L = 3.6 m long with mass M = 18 kg leaning against a frictionless…

A: Draw the free-body diagram of the ladder. Calculate the angle θ. cosθ=DLcosθ=1.5 m3.6 mθ=65.376°

Q: 3. What are the spacecraft's accelerations at t=0, B. A 5,000 kg spacecraft is in Earth orbit…

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Q: 2. A mom is pulling her son and daughter who are sitting in two sleds that are connected by a rope.…

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Q: en x-rays of wavelength of 0.129 nm are incident on the surface of a crystal having a structure…

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Q: The electric power generated by a single average size nuclear reactor block is typically between 400…

A: “Since you have posted a question with multiple sub-parts, we will provide the solution only to the…

Q: hello tutor. i dont get the answer at 2nd question. what is the choice then

A: In 2nd question,  Three force of magnitude F and 2F are acting on each of the thin square sheets.…

Q: If the net thermal energy absorbed by a steel strut is 40320 joule, find its mass in kilogram if the…

A: Givens: Absorbed heat, q=40320 J. Change in temperature, Δt=50o C Require: Mass of the steel, m=?

Q: What is the relative humidity on a day when the temperature is 30°C and the dew point is 10°C? Use…

A:

Q: The Andong Dam lake in South Korea holds 1.25 x 109 m³ of water. (a) How much energy (in J) is…

A: a) Calculate the mass of the water. m=ρVm=(1000 kg/m3)(1.25×109 m3)m=1.25×1012 kg

Q: A 7 kg box moving at 6.52 m/s on a horizontal, frictionless surface runs into a light spring of…

A: Given data: Mass (m) = 7 kg Horizontal speed (v) = 6.52 m/s Spring constant (k) = 67 N/m Required:…

Q: Using the formula a = kt where k is a constant, determine the velocity in m/s at 1 second, knowing…

A: Given value--- a = kt . at t = 4 s , V = 18 m/s. the particle stops at t = 7 s. We have to find---…

Q: The temperature fell 12∘ over 4 hours. What was the average change in temperature per hour?

A: Given data:  Fell in temperature (ΔT) = 12° Time (Δt) = 4 h Required: The average change in…

Q: What is the average acceleration for the skateboard shown on this velocity-time graph for the period…

A: Given data:  The velocity vs time graph Required: The average acceleration for the period of 2s to 5…

Q: A commercial jet is flying a constant altitude circular holding pattern at an airspeed of 220 ft/s.…

A: Given:-  A commercial jet is flying at a constant altitude with circular holding patterns  The speed…

Q: If a generator transmits electricity at a rate of 10 kA through a transmission line with a…

A: Given data:  Current (I) = 10 kA Resistance (R) = 0.3 Ω Required: Power (P)

Q: A certain steel railroad rail is 13 yards in length and weighs 70.0 lb/yard. How much thermal energy…

A: Given value--- initial length = 13 yard . weight per unit length = 70 lb/yard . change in length =…

Q: wheel initially has an angular velocity of 14.8 rad/s but it is slowing at a rate of 2.7 rad/s". By…

A: Given data:  Initial angular velocity (ω0) = 14.8 rad/s Angular acceleration (α) = -2.7 rad/s2 Final…