A sprinter starts from rest and accelerates to her maximum speed of 9.7 m / s in a distance of 9.7 m. What was her acceleration,if you assume it to be constant? And if this maximum speed is maintained for another 91.8 m how long does it take her to run 101.5 m?

Q: W iber in scientific notat (Module 3 Page No. 50) Order of Magnitude Estimates. Make order of…

A: 1) We need to write the given number in scietific notation: -0.000000005042) Order of magnitude…

Q: An Earth satellite has an orbital period of 5.3 h. What is its orbital radius? (ME = 5.98 x 1024 kg)

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Q: You throw a ball straight down from an apartment balcony to the ground below. The ball has an…

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Q: Discuss the duality of wave-particle nature in quantum mechanics. How does it impact our…

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Q: How does duality play a role in the study of dual spaces in vector spaces, especially in functional…

A: Duality plays a fundamental role in the study of dual spaces in vector spaces, particularly in…

Q: Assume that the brakes in your car create a constant deceleration of 4.8 m/s² regardless of how fast…

A: Deceleration of the car ,    ao =4.8 m/s3

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Q: You have crossed the border into Mexico at Tecate with your car. Your speedometer is in miles per…

A: Speed is Note:Find:Convert the speed into

Q: How many electrons make up a charge of -50.0 μC ? Express your answer using three significant…

A: Total charge is Note:Charge on one electron is Find:Number of electrons that can produce given…

Q: A massless spring is attached to a support at one end and has a 2.0 C charge glued to the other end…

A: Charge q1 = 2x10-6 CCharge q2 = -4x10-6 CDistance between charges r = 0.013 mElongation in spring x…

Q: d a b e Consider the arrangement of two fixed point charges, equal in magnitude, shown in the…

A: Coulomb's Law:It states that when two charged particles (q1 & q2 in C) are placed at a distance…

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Q: Kinematics Worksheet 1. Consider a car and a bicycle that come to a complete stop at a "STOP" sign.…

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Q: The plates of a capacitor are connected to a battery. (a) What happens to the charge on the plates…

A: The plates of a capacitor are connected to a battery.

Q: From the v versus t graph below estimate: (a) the average velocity for the first 6.0 s; (b) the…

A: ine

Q: plastic cylinder of length 25.1 cm has its ends ground to convex (from the rod outward) spherical…

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Q: Two point charges q1 and q2 are held in place 4.50 cm apart. Another point charge -1.95 μC of mass…

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Q: hw Q2: Use the uncertainty principle to show that the lowest energy of the simple harmonic…

A: Now when we consider a 1 dimensional harmonic oscillatorThe total energy of the particle in the…

Q: Select the appropriate function demonstrated by each of the following graphs describing they axis…

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Q: A parallel-plate capacitor of capacitance C is connected to a battery of voltage V until it is fully…

A: Capaciance = C Voltage across capacitor = V Energy density = u

Q: You find an old book and decide to estimate the thickness of one of the sheets or leafs. Neglecting…

A: Given:-The all the sheets of the book are 3 inches thick, Neglecting the front and back cover book…

Q: Part A: Select from below the correct expression for the time, t, it takes for the quarter to reach…

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Q: A cylindrical tank, shown in the figure, has height 8 m and radius 5 m. a. If the tank is full of…

A: Solution:Given:H = full height of cylinder = 8 mr = radius of cylinder = 5 mρ = density of water =…

Q: f a man weighs 142 lb on earth, specify (a) his mass in slugs, (b) his mass in Kilograms, and (c)…

A: Dear student,You have submitted multiple subpart questions and it is not specified which parts you…

Q: Suppose you first walk 9.5 m in a direction 20.0° west of north and then 17.5 m in a direction 40.0°…

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Q: #5) The speed of sound waves depends upon the material through which they are travelling. Sound…

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Q: A cheetah can accelerate from rest to a speed of 28.0 m/s in 6.00 s. What is its average…

A: The initial speed of the cheetah is  The final speed of the cheetah is The change in the time is

Q: Sack A weights 20 lb. and geometry is shown. Determine the forces in the cables and the weight of…

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Q: A projectile is shot directly away from Earth's surface. Neglect the rotation of the Earth What…

A: The initial speed is 0.507 of the escape speed from EarthThe initial kinetic energy is 0.507 of the…

Q: can you do part b and part c too please

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Q: We have a simple pendulum with a length of 5.2 m and a point mass of 3.3 kg at its end. Figure 1…

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Q: If FB = 3 kN and 0 = 45°, determine the magnitude of the resultant force of the two tugboats and its…

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Q: Problem 2: A conducting sphere is mounted on an insulating stand, and initially it is electrically…

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Q: uestion A projectile is launched at an upward angle of 30° to the horizontal with a speed of 30 m/s.…

A: A projectile is launched at angle 30 degree.Initial speed u = 30 m/s

Q: Fred (mass 65kg ) is running with the football at a speed of 6.0m/s when he is met head-on by Brutus…

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Q: Two 49.0 x 10⁹ C point charges are located on the x axis. One is at x = 0.45 m, and the other at x =…

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Q: Using what's given below, answer the following parts for practice:  Ansdrew needs to get produce…

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Q: Question 18 A beam 8 m in length is placed on a support so that it pivots at the point of the…

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Q: A hockey puck is sliding across the ice with an initial velocity of 21.5 m/s. If the coefficient of…

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Q: #7) Compute the x- and y-components of the vectors F₁, F2, and F3 in the provided figure (report…

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Q: The physician orders ibuprofen 200 mg oral every 6 hours for a child weighing 60 lb. The ibuprofen…

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Q: Two identical conducting spheres, fixed in place, attract each other with an electrostatic force of…

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Q: The density of air is 1.29 kg/m³ (a) What is the displacement amplitude of a sound wave that has a…

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Q: A sailboat race course consists of four legs, defined by the displacement vectors A.B.C, and D, as…

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Q: The "hang time" of a punt is measured to be 4.40 s. Part A If the ball was kicked at an angle of…

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Q: The thermometer is reading 26 Celsius. What is the temperature in Farenheit? Show your work.

A: The thermometer reading is

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Q: Differentiate the difference between inertial frame of reference and non-inertial frame of…

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Q: A test charge of +9 µC is placed halfway between a charge of +6 μC and another of +5 µC separated by…

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Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –