A 1400 kg car traveling at 14.5 m/s suddenly runs out of gas while approaching the valley shown in the diagram. What will be the car's speed (in m/s) as it coasts into the gas station on the other side of the valley assuming that the local acceleration due to gravity is 9.80 m/s2?

Q: Consult Concept Simulation 2.1. before starting this problem. The Kentucky Derby is held at the…

A: This problem involves just the basic concept of the equations of motion. The equation used in this…

Q: Convert 20 g/cm³ to he (m kg s) system units.

A: 20g/cm3 =20000 Kg/m3

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A: Given, the initial speed of the ball is, u=23.3 m/s height of the point from where ball is thrown,…

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A: Given value--- d = 4.10 cm. q1 = +4e. q2 = - e. q3 = + e. q4 = + 12e. We have to find--- net…

Q: 1. Compare the forces needed to bring a 950 kg car to rest from a speed of 100 km/hr, in two…

A: Here is the explaination in the given image

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A: Given that, Weight of monkey on Mars, W = 0.5 kN => W = (0.5)*1000 => W = 500 N We know that…

Q: when to use cos0 tan0 and sin0

A: Solution: Given that when to use the cosθ, tanθ and sinθ When given that , BaseHypoteneous =cosθ and…

Q: 14. Sketch a velocity vs time graph from the given position vs time graph. x(m) 2 -1 1 A 3 4 5 6 7 8…

A: The answer is below

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Q: why are fy and fb switched? did you change fbd?

A: why are fy and fb switched? did you change fbd?

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Q: The circular particle accelerator at CERN has a radius of about 4.24 km. The accelerator uses strong…

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Q: A physics student adds two displacement vectors with magnitudes of 8.0 km and 6.0 km. Which one of…

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Q: A 250 g block is sliding with at a constant speed with a kinetic energy of 4.00 J across a smooth…

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Q: Starting at t = 0, a horizontal net force = (0.275 N/s)t i + (-0.450 N/s²)t² jis applied to a box…

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A: Required Why the tires would need extra air in winters

Q: You have 5 kg of water @ 370K, and 3 kg of ice @ 215K.  Find the final state and temperature of the…

A: Given:-  The mass of the  water is M = 5 kg  The mass of the ice is m = 3 kg  The initial…

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Q: 2. The fastest measured pitched baseball left the pitcher's hand at a speed of 45.0 m/s. If the…

A: The fastest measured pitched baseball left the pitcher's hand at a speed of v=45.0 m/s. If the…

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Q: The drawings show three charges that have the same magnitude but may have different signs. In all…

A: a) 15.8 ×103 N b)0 N c)11.17 ×103 N

Q: What happens to the kinetic energy of a moving object if the net work done is positive? (A) The…

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Q: A child sitting 2.8 m from the center of a spinning carousel experiences a centripetal force of…

A: Given Data position of child sitting from the center r = 2.8 mMagnitude of centripetal force F→ =…

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Q: A certain piston exerts a pressure of 45,000.0 Pa on the cylinder of a car. If the area of the…

A: Given :-  Pressure P = 45000.0 pa.  Area of cylinder A = 0.900 m2

Q: Vector F₁ = 25 N, 40° N of E F2-30 N, 35° E of N F3 = 20 N, W XFx= X-Component Y-Component ΣFy=…

A: The force system is shown below.

Q: Jeffrey and Jane are traveling towards each other from points that are 378 miles apart. If Jane is…

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Q: Two astronauts, of masses 56.4 kg and 71.5 kg, are initially right next to each other and at rest in…

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Q: solid sphere of mass M and radius R is rotating around an axis that is tangent to the sphere (see…

A: Given: The mass of the sphere is M. The radius of the sphere is R.

Q: A series circuit has a resistance R = 5 Ohms, and a capacitance C= 0.05 Farad. The battery gives a…

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Q: A 600 g model rocket is on a cart that is rolling to the right at a speed of 2.5 m/s. The rocket…

A: Given that, the mass of the rocket (model) is m=600g=0.6kg the speed of the cart is v=2.5m/s thrust…

Q: What is the final velocity of a ball (i.e. a spherical shell) that rolls without slipping down a 4.3…

A: given height of the hill h= 4.3 m initially the ball is at rest i.e. initial speed=0  so energy of…

Q: -n d uctor h band gap of 2.8 eV. Can it detect a wavelength of 20 nm?

A: Wavelength can be defined as the distance between two successive crests or troughs of a wave.  Here,…

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A: We are given the velocity of the electron. We know that the magnetic field at a point due to charge…

Q: A 91.0 kg person climbs stairs, gaining 4.00 meters in height. Find the work done (in J) to…

A: Work done=3567.2 j

Q: *14 A student of weight 600N is standing on weighing scales in a lift. The scales are calibrated to…

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Q: A laser is pointed horizontally in a room, a distance y0 above the floor. A pulse of light is…

A: Here is the formula and explaination in the given image

Q: 1) The three resistors having a resistance of R₁ 6.00, R₂-8.00, R3-16 and R410 , are- connected…

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Q: Two very small spheres are initially neutral and separated by a distance of 0.418 m. Suppose that…

A: Given value--- d = 0.418 m. removed electron = 3.23 × 1013 . We have to find--- (a) What is the…

Q: A particle has a mass of 1.6E-27kg and a momentum of 2.2E-18 kg.m/s. What is the speed of the…

A: Given:      Mass of particle(m) = 1.6×10-27 kg     Momentum of particle(p) = 2.2×10-18 kg.m/s

Q: Normalize the wavefunction re-r/2a in three-dimensional space

A: Solution  The wavefunction  re-r/2a in the three dimensional space is given by

Q: A particle has a mass of 9.2E-7 kg and is traveling at a speed of 208993 km/s (the speed of light is…

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Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”