A runner completes one lap around a circular track with at a time of 352s at a constant speed of 3.9m/s. What was the runner's centripetal acceleration, in meters per squared second, during the run?

Q: • A block whose mass is 5kg rests on a horizontal surface, what constant horizontal force is…

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Q: **12. The positions of objects A and B are graphed at right. Answer the following questions and…

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Q: Light of frequency f = 7.5 × 10 14 Hz is incident on the left side of the soap film. Determine the…

A: The frequency of the light on the left side of the soap film is

Q: Charge +5q is placed at the origin and charge -1q is placed at x = 2a. Where can a third positive…

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Q: Electric charge can accumulate on an airplane in flight. You may have observed needle-shaped metal…

A: The given total charge is  We find out the electric potential and electric field.

Q: In basketball, hang is an illusion in which a player seems to weaken the gravitational acceleration…

A: At the maximum height, the velocity of the player will be zero.From kinematics equation,

Q: how much energy is required to heat up 45g of water at 55\deg c to steam at 140\deg c

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Q: For the ground-state of the quantum 2 harmonic oscillator, (x) e -X 2α² (b) For the normalized ↳(x),…

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Q: A 55 x 10-6 C charge is at (0, 2)m and a -85 x 10-6 C charge is at (5, 0)m. a. What is the force on…

A: Charge  is placed at Charge  is placed at Note:Coulomb constant is Find:(a) Force on charge .(b)…

Q: Three charged metal spheres, 9₁ = -5.58 nC, q2 = 2.98 nC, and q3 = -2.48 nC, are arrayed in the xy…

A: q1= -5.58 nCq2= 2.98 nCq3= -2.48 nCd = 12 cm

Q: An ideal-gas undergoes the sequence of reversible processes as shown in the diagram below. PkPa] 3+…

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Q: A total electric charge of Q is injected into a solid conducting sphere of radius R. At the instance…

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Q: a conducting circular arc (open circuit) of a given radius (r) and a conductive rod (OC) whose edge…

A: When a conducting rod which is hinged at on end rotates in a magnetic field then it cuts the…

Q: 6) A wrench that is 0.2 meters long lies along the positive y-axis and grips a bolt at the origin. A…

A: Given data:Length of wrench along positive y-axis is,r = 0.2 mDirection of applied force is, (0, -3…

Q: Math Review 3.4x102 m/s. 12. The speed of light traveling through air is 3.0x108 m/s, while the…

A: To find the time we will use the relation Time=Distance/speed

Q: The figure below shows the electric field generated by three point charges. Suppose a fourth charge…

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Q: Which of the followings are correct in a typical voltammetric experiment using a three-electrode…

A: Required to find the correct statements.

Q: Consider an iceberg to be in the form of a cylinder of arbitrary diameterand floating in the ocean…

A: The objective of the question is to determine the depth of the iceberg (in the form of a cylinder)…

Q: A ball is kicked with an initial velocity of 19 m/s in the horizontal direction and 12 m/s in the…

A: The objective of the question is to find out the time the ball remains in the air. We can use the…

Q: The arm of a crane at a construction site is17.0 m long, and it makes an angle of 16.8◦with the…

A: The objective of this question is to calculate the maximum torque that the crane can withstand.…

Q: 13. A student builds the following setup (see figure below) to measure the focal length of the lens…

A: A student build a setup to measure the focal length of the lens C

Q: Two metal spheres of identical mass m = 4.80 g are suspended by light strings 0.500 m in length. The…

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Q: The electric field lines between the -2Q and 8Q are represented as shown below On this basis draw…

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Q: A long pipe of outer radius R₁ = 3.00 cm and inner radius R₂ = 2.55 cm carries a uniform charge…

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Q: 3. Sound with a frequency of 468 Hz and a wavelength of 4.7 m moves through a material. What is the…

A: Frequency (f) = 468 HzWavelength (λ) = 4.7 m

Q: 2. Sound with a wavelength of 5.8 m moves through a material at a speed of 1508 m/s. What is the…

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Q: The nuclei of large atoms, such as uranium, with 92 protons, can be modeled as spherically symmetric…

A: Given data:Radius of uranium nucleus is, .The number of protons is,

Q: 1. A solid sphere of radius R is made of a metallic conductor. Another solid sphere of radius R is…

A: 1. A solid sphere of radius R is made of a metallic conductor. Another solid sphere of radius R is…

Q: Problem 5: a) What is the final velocity of a train that starts with a velocity of 4 m/s then…

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Q: A boat is traveling straight with a speed of 45 km/h. At the time shown, the tow line is at 0 = 25…

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Q: Let’s practice drawing some vectors. One the axes below, start at the origin and draw the given…

A: Vx = - 4Vy = 4

Q: The speed of sound in the air is 343 m/sec at 20 degree C. If the temperature is doubled (at 40 C),…

A: Initial speed (v0) = 343 m/sInitial temperature (T0) = 20°CFinal temperature (T) = 40°CRequired:The…

Q: An aluminum wire 1.291 mm in diameter (16-gauge) carries a current of 4.5 amps. Overall Hint Review…

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Q: A small object moves along the x-axis with acceleration az (t) = -(0.0320 m/s³) (15.0 s-t). At t=0…

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Q: All the asnwers were wrong, they have to be in meters no milimeters

A: a) The electric potential due to a point charge is given by V = kq/r, where k is Coulomb's constant,…

Q: Find the potential at points P₁, P2, P3, and P4 in the diagram due to the two given charges. T 3 cm…

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Q: A nonuniform wire of length L and mass M has a variable lin- ear mass density given by = kx, where x…

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Q: 3. As shown below, an equilateral triangle with sides of 0.150 m has three charges of -2.50…

A: Given : The side of triangle is The charge is The freee body diagram is,

Q: he following charges are located inside a submarine: 5.20 μC, -9.00 μC, 27.0 μC, and -47 μC. (a)…

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Q: Two charges are placed on the x axis, equidistant from the y axis. The first charge, q1=0.96μC, is…

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Q: 3. A double slit is used with red light (Ared = 680 nm). The pattern is projected on a screen 2.0 m…

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Q: An opera singer in a convertible sings a note at 600 Hz while cruising down the highway at 90 km/hr.…

A: f0 = 600 HzVs = 90 km/h = 25 m/sV0 = 0 m/sVsound = 343 m/s   ( in air )

Q: What is the force (in N) of gravity between two 1445 kg cars separated by a distance of 42.0 m on an…

A: The objective of this question is to calculate the gravitational force between two objects, in this…

Q: A displacement vector in the xy plane is 78.0 m long and directed at angle 0 = 32.0° in the figure.…

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Q: Problem 1: Wave Resonance Explorationa. You are conducting an experiment to explore resonance in a…

A: The objective of the question is to calculate the first three resonant frequencies of a string fixed…

Q: A line of uniform charge Q runs along the y-axis from 0 to L. What is the electric field at the…

A: The objective of the question is to find the electric field at a point (x0,0) due to a line of…

Q: (a) In unit-vector notation, what is the sum of a = (4.2 m )î + (2.2 m )ĵ and b = ( – 13.0 m ¹ )î +…

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Q: A block of mass 0.4 kg compresses a spring (k=400 N/m) a distance x=20 cm, then the block is…

A: Mass (m) = 0.4 kgSpring constant (k) = 400 N/mDistance (x) = 20 cm = 0.20 mRequired:The maximum…

Q: The Lyman series of lines in the emission spectrum of hydrogen corresponds to transitions from…

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Q: Charge q₁ = -q is located at position (0, d). Charge q = position (2d, 2d). d d 9₁ y d 92 d 93 -2q₁…

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