0) The speed limit on some interstate highways is roughly 120 km/h. a) What is that speed in meters per second? b) How many miles per hour is this?

Q: 3. A body moves in a straight line according to this equation of motion: s(t) = 10t² - 4t + 8, where…

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Q: Describe the Big Bang Theory. Include A) what it is, B)what happened , and C) at least three lines…

A: (A) The Big Bang Theory is the prevailing scientific explanation for the origin and evolution of the…

Q: Two charges are located on the x axis: 91 = +4.7 μC at x₁ = +5.7 cm, and q2 = +4.7 μC at x2 = -5.7…

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Q: Derive

A: Derive the group velocity for the Rossby wave and compute the phase velocity for the envelope at…

Q: Problem: KWETICS 300+ Ti • USING: F=ma= w/g (a) Coefficient of friction all = 0.20 Required: 200 N…

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Q: A projectile is launched at 10 m/s over level ground at an angle of 22° to the horizontal. What…

A: Given data:  Initial velocity (u) = 10 m/s Angle (θ) = 22°, above the horizontal Required: The…

Q: Practice1-1: The figure shows the velocity of an object as a function of time. a) What is the…

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Q: 3. Consider the following three displacement vectors: Vector A has a magnitude of 3.80 km and a…

A: “Since you have posted multiple questions, we will provide the solution only to the first question…

Q: coefficient of friction

A: Given: Mass of block is m=1.5 kg Acceleration of block is a=2.9 m/s2 Angle of inclination is θ=34°…

Q: Case 2: Projectile thrown at an upward angle The trajectory of a cannonball lay lied & exoqque…

A: 1.  No, if ball A rolls faster than ball B, the two tennis balls will not hit the ground at the same…

Q: David is driving at a steady 30 m/s when he passes Linda, who is sitting in her car at rest. Linda…

A: Solution: Given that , constant speed of David v1=30 m/sand constant acceleration of Linda from rest…

Q: Practice calculating net fields due to point sources: Four charges are placed at the vertices of a…

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Q: Suppose a large spherical object, such as a planet, with radius R and mass M has a narrow tunnel…

A: Basic concept of acceleration due to gravity (g) on the surface of earth where Radius of earth (Re)…

Q: A particle with charge q₁ = +4.5 μC is located at (x=0,y=0). A second particle with charge q2 = -8.6…

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Q: An alpha particle and a nearby proton exert an electrostatic force, Fe and a gravitational force, Fg…

A: Given data Let mass of proton be m we know that mass of alpha is 4 times the mass of electron or…

Q: *The total internal kinetic energy of 5 gallons of water is 2 x 108 J. The total kinetic internal…

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Q: In a synchroton light source, The electric potential difference between the cathode and the screen…

A: The electric potential difference, V=2.0×105 V The charge of an electron, e=1.6×10-19C

Q: 26. A disk of radius 2.5 cm has a surface charge density of 4.3 µC/m² on its upper face. What is the…

A: radius of disk (r) = 2.5 cm = 0.025 m surface charge density (σ) = 4.3 μCm2z = 12 cm z = 0.12 m

Q: A cannonball is fired from a gun with an initial speed of 250 m/s at an angle of 35^0 above the…

A: Given data:  Initial velocity (u) = 250 m/s Angle (θ) = 35°,above the horizontal Required: The…

Q: You decide to launch a ball vertically so that a friend located 45 m above you can catch it, where…

A: Given data:  A ball is launched vertically upward Maximum height (hmax) = 45 m Required: The minimum…

Q: Of the charge Q on a tiny sphere, a fraction a is to be transferred to a second, nearby sphere. The…

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Q: The figure below represents the top view of a cubic gaussian surface in a uniform electric field E…

A: flux is given by= EAcosθwhere E is the magnitude of electric fieldA is area of surfaceθ is angle…

Q: A binary star system has two stars, each with the same mass M, that are separated by a distance of…

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Q: A simple pendulum of length 2.3 m makes 4.0 complete swings in 37.0 s. ▼ Part A What is the…

A: Given value--- length = 2.3 m. 4 complete swings in 37 sec. We have to find--- What is the…

Q: ● 4. Consider the following three displacement vectors: Vector A has a magnitude of 3.80 km and a…

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Q: A red blood cell contains 3.9 x 107 free electrons. What is the total charge of these electrons in…

A: Given data:  Number of free electrons (n) = 3.9×107 Required: The total charge of in the red blood…

Q: Four identical metallic objects carry the following charges: +1.68, +6.06, -4.99, and -9.13 μC. The…

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Q: In Fig. 2-24, a red car and a green car, identical except for the color, move toward each other in…

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Q: The drawing shows two situations in which charges are placed on the x and y axes. They are all…

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Q: A SWAT car is in pursuit of a stolen pickup truck. At one instant, the car has a speed of 34 m/s and…

A: Given data:  Speed of car (V1) = 34 m/s Initial distance between car and truck (d) = 164 m Speed of…

Q: Find the direction of motion of the two snowballs just before they land with degrees below the…

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Q: A vector a has components a_x = -3.0 and a_y= +4.0. What is the direction of vector a with respect…

A: Given: The x-component of vector is ax=-3.0 The y-component of vector is ay=+4.0 Find: Direction of…

Q: Two sumo wrestlers are in a match. At the start of the match, they both lunge at each other. They…

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Q: A stone is thrown straight upward with an initial speed of 250 cm/s. How much is the acceleration of…

A: When neglecting air resistance, then only acceleration acts on object is acceleration due to gravity…

Q: 5.By considering L- 10cm, 0-30° and mass=2.4 10³ kg, Find electrical Force and the charge of each…

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Q: The figure below shows a small, charged sphere, with a charge of q = +41.0 nC, that moves a distance…

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Q: PC A long silver rod of radius 3.5 cm has a charge of -5.2 on its surface. Here is a unit vector…

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Q: A standing wave exists in a cavity with two fixed ends that has a length of 350 cm. The third order…

A: Given, L = 350 cm = 3.5 m And v = 30 m/s n = 1 for first harmonic

Q: Dimensional analysis sixty miles/hour is how mant feet/second?

A: According to question we need to convert miles/h to ft/s.

Q: A small spherical insulator of mass 6.97 x 10.2 kg and charge +0.600 μC is hung by a thin wire of…

A: Given            mass of insulator = 6.97×10-2kg           charge of bob(q) = 0.600 μC…

Q: 1. In a particular region, the electric potential is given by V=-xyz + 4xy What is the electric…

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Q: A 50 grams golf ball was triggered from a cannon that is inclined 25 ^0. It has an initial velocity…

A: As per our company guidelines we are supposed to answer only first 3-sub part. Kindly repost other…

Q: Planet A is separated from Planet B by a certain distance. Thanos snaps his fingers and Planet B…

A: The gravitational force between the two planets decreases. Option (b) is correct.

Q: How far horizontally from the base of the building does the ball strike the ground?   (b) Find the…

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Q: Whta is the first derivative of this : Plz explain also

A: The first derivative of a function is an expression which tells us the slope of a tangent line to…

Q: If the speed of light in air is 3.0 × 108 m/s. Find the speed and frequency in diamond with a…

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Q: Solve the following problems. Show your solution solutions. disg eru sent 961. Shelley threw a…

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Q: If light is incident upon a piece of glass of refractive index 1.52 and an angle of 45°, what is the…

A: Given data: Index of refraction of glass (n2) = 1.52 Angle of incidence (θ1 ) = 45° Required: The…

Q: use the fake equalities to show you can convert between units using dimensional analysis: 1ku= 1000u…

A: Unit conversion is very important to solve complex problems in different unit system.

Q: Calculate the value of two equal charges if they repel one another with a force of 1.0 N when…

A: Given Data :magnitude of force F = 1 Ndistance between the charge particles d = 1 mlet q denotes the…