A sprinter starts from rest and accelerates to her maximum speed of 9.9 m/s in a distance of 9.5 m. (a) What was her acceleration, if you assume it to be constant? (b) If this maximum speed is maintained for another 97.2 m, how long does it take her to run 106.7 m?

Q: Situation 1: A man decided to do experiments on how gravitational acceleration changes with respect…

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

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A: Coal consumed by power plant in 1 hour = 158377 kg Power produced = 411 MW Heat of combustion of…

Q: SERPSE10 12.3.P.006. A uniform beam of length L = 7.70 m and weight 4.90 x 10² N is carried by two…

A: According to newton's Second law   Fsam+Fjoe−w=0 Fsam=490−Fjoe equation 1

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Q: The two blocks in (Figure 1) are connected by a massless rope that passes over a pulley. The pulley…

A: Mass of pully = M = 2.8 kg Diameter of pully = 14 cm Radius of pully = r = 7 cm = 0.07 m Torque by…

Q: A square loop can freely spin about one of its horizontal segments, see the picture below. The loop…

A:

Q: Two wires of exactly the same length and exactly the same linear density are plucked to produce a…

A: The expression for the frequency in wire of length L is given by; f=12LTμ Where; T is the tension…

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A:

Q: On a 1 Carbon has a mass of 12.011 amu and hydrogen has a mass of 1.008 amu. the mass of methane in…

A: Mass of carbon = 12.011 amuMass of hydrogen = 1.008 amu

Q: The figure below shows a six-string guitar and the distance between the bridge and the fret closest…

A: We know, f = (1/2L) √(T/m) given At L = 21.5 ; f = 2370 At L + x , f = 2235 Hz so, we get 2370 /…

Q: An automobile with 0.250 m radius tires travels 95,000 km before wearing them out. How many…

A: The radius of the tires is R = 0.250 m The travelled distance is D = 95,000 km = 95×106 m

Q: Activity 1.13 - Vector Problems II 1. At a golf course, a par 3 hole is 80 meters 15 degrees east of…

A:

Q: Two perfectly insulated gas canisters contain air with a specific heat capacity of 1005 J/kg•°C and…

A: The specific heat capacity of air is Ca=1005 J/kg.°C The density of the air is ρ=1.35…

Q: A 361-W heat pump operates between the ground, whose temperature is 6.2, and the interior of a house…

A: ΔT = T2 - T1 ΔT = 20.1°C - 6.2°C = 13.9°C

Q: How many steel balls would need to move by a point per second to make up 1 Amp?

A:

Q: Question 16 Which of the following graphs best illustrates how the gravitational potential energy…

A: The graph B is correct.

Q: 1. Four long, parallel conductors carry equal currents of I 5.00 A. Figure P30.23 is an end view of…

A: See below

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A: Introduction: 1) Evaporation: It is a process through which liquid phase gets converted into gas…

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Q: 2. A metal sphere of radius 10.0 cm carries a charge Of +2.00 μC uniformly distributed over its…

A:

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A: Velocity of particle= v(t)=v in forward x direction Resistance force working on the particle= F= 4mv…

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A:

Q: a. How much heat transfer (in kcal) is required to raise the temperature of a 0.87 kg aluminum pot…

A: Part a: The mass of the aluminum pot is m = 0.87 kg The mass of the water is mw=3.5 kg The mass of…

Q: Washington, D.C., is located at about 750 W longitude and 380 N latitude. San Francisco is near 1270…

A:

Q: Consider a solid cylindrical conductor of inner conductor radius 61 cm and outer conductor radius 84…

A: See below

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A: Draw the schematic diagram of the system.

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A:

Q: Question 1 (1 A woman is standing in the ocean, and she notices that at a given location, ten (10)…

A: Time period(T)=tn=4010=4s n = no. of crests       So frequency=1T=14=0.25Hz

Q: 1. Force F has a magnitude of 225 N acting at 60° from the horizontal (i.e., the x-axis, 0° on the…

A: See below

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A:

Q: A 1.0 m1.0 m long pipe held vertically is inserted into a tank of water. This creates an open-closed…

A: for first harmonics length L1 = 0.16 m  for second harmonics L2 = 0.48 m

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A:

Q: The magnitude of the position vector of a spacecraft orbiting the Moon does NOT depend on   *…

A: a) The orbit eccentricity: The eccentricity of an orbit determines how elongated or circular it is.…

Q: Work can be conserved True or false

A: Work cannot be conserved in the same way that energy is conserved. In physics, the principle of…

Q: A 10 g bullet traveling at 380 m/s strikes a 11 kg, 0.90-m-wide door at the edge opposite the hinge.…

A: m=10g M= 11 L= 0.90m

Q: A proton enters the uniform electric field produced by the two charged square plates shown below.…

A:

Q: A proton is placed in an electric field between two parallel plates. If the plates are 6.0 cm apart…

A: To calculate the work done against the electric field when the proton is moved parallel to the…

Q: If you wanted to increase the speed of vaporization, you could

A: If you want to increase the speed of vaporization, you can try the following methods: 1. Increase…

Q: The magnetic field at P, B = i₁ Units UT

A:

Q: In the figure below, the change in internal energy of a gas that is taken from A to C along the blue…

A: Given data: The internal energy from A to C is, UAC=855 J The work done along path ABC, WABC= - 465…

Q: The equation Af = c means: that light travels at different speeds depending on its frequency. that…

A: The equation λf = c can be rearranged to solve for λ, the wavelength: λ = c/f

Q: In a right triangle, the side opposite angle theta has length 9.26 m and the side adjacent to angle…

A: The length of the opposite side of angle theta is given as l = 9.26 m. The length of the adjacent…

Q: 12.5 Two point charges, q₁ = -1.0 × 10 °C and q₂ = 4.0 x 10-6C, are separated by a distance of 3.0…

A:

Q: A An object sinks in a liquid if (chose one): a.the buoyant force is greater then the object's…

A: When a solid is immersed into the water it experiences and upward force which is called as buoyant…

Q: You throw a ball vertically from an apartment balcony to the ground 16.0 m below. Find the ball's…

A: Vertical distance,S =16 m time of fall ,t= 1.09 s let 'u' be the initial velocity of ball

Q: Two point charges are placed on the z axis as follows: Charge q=+3.95 nC is located at z=0.185 m and…

A: q1 = 3.95 nC q2 = 5.75 nC q3 = 0.61 n C

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 –