A 2140 kg car traveling to the west at 17.1 m/s slows down uniformly. How long would it take the car to come to a stop if the force on the car is 8560 N to the east? Let East be positive.Answer in units of s. What is the car’s displacement during the time it takes to stop?Answer in units of m.

Q: A 2.76-kg steel ball strikes a massive wall at 10.0 m/s at an angle of θ = 60.0° with the plane of t...

A: The expression for the average force is,  

Q: A musician uses a tuning fork of frequency f = 243 Hz to tune his guitar and his trumpet. There is a...

A: a) The required value of the tension is,  

Q: Consider the one-dimensional step-potential V (x) = {0 , x < 0; V0 , x > 0}(a) Calculate the p...

A:

Q: Review I Constants I Periode Part B Solve the equationa for the ourent in each branch of the circult...

A: The circuit for the above problem is redrawn along with the convention used for showing the directio...

Q: You exert a 186 N push the leftmost of two identical blocks of mass 221 g connected by a spring of s...

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for...

Q: Problem 2: Atmospheric composition A particle near earth's surface traveling faster than about 11km/...

A: Part(a)  Basic Details The equation for the probability for any particle from the earth’s atmosphere...

Q: A 1kV battery, a 3 kW resistor, and a 0.50-mF capacitor are connected in series with a switch. What ...

A: Current in an RC circuit after two time constants

Q: 3) Consider the circuit shown below. 4R 2R 2R 4R Case A Case B In which case is the current flowing ...

A: In both cases, since the effective resistance of the parallel combination above and below the blue w...

Q: Imagine a football has been stored in a warm locker room at a temperature of 71 F, and has a gauge p...

A:

Q: R3 R1 R2 R4 Consider the network of four resistors shown in the diagram, where R1 = 2.00? , R2 = 5.0...

A: Given information: Here, R is the resistance.

Q: A parallel-plate capacitor has dimensions 4.0 cm ´ 5.0 cm. The plates are separated by a 2.0-mm thic...

A:

Q: please help asap

A: Basic Details The electric field due to a point charge depends on the coulombs constant, the charge ...

Q: what is earth?

A: Earth is planet on which we live, and it is one of the 8 planet’s revolving around the sun. It is th...

Q: Calculate the mass m needed in order to suspend the leg shown in the figure below. Assume the leg (w...

A: At equilibrium, net torque about the pivot (hip) is zero. Therefore,

Q: A 3m-diameter parabolic dish is readily available commercially, and the desired sinusoidal radio sig...

A: Given information: The diameter of the dish (d) = 3 m The amplitude of electric field (Emax) = 0.10 ...

Q: A kaon with a speed 0.8c in the laboratory decays into two pions, one positively charged and the oth...

A:

Q: A model rocket is launched straight upward with an initial speed of 44.0 m/s. It accelerates with a ...

A:

Q: Two scooters collide and travel together after the crash. scooter 1 has a mass of 1300 kg and a pre ...

A:

Q: A planet was recently discovered orbiting the star Proxima Centauri, with an orbital radius of 0.05 ...

A:

Q: Find the three-dimensional Fourier transform of the wave function of a 1s electron in the hydrogen a...

A:

Q: Please help.

A: a) From lens formula, the corrective lens power is,  

Q: Determine the x-coordinate of the centroid of the shaded area by integration.

A:

Q: 88 see photo

A: The charge q set through the wire will cause the wire to jump upward. This is expressed as,

Q: Please answet all parts of question!

A: As per guidelines, the first three sub-parts have been answered.

Q: A large room contains a volume of air of Va = 15 m3 at a temperature of Ta = 53° F. It also contains...

A:

Q: On the way from a planet to a moon, astro- nauts reach a point where that moon's grav- itational pul...

A: Given information: Here, Mm and Mp are the mass of the Moon and the Planet respectively. r is the c...

Q: Two capacitors of 1.5 and 0.55 mF, respectively, are connected in series. The system is connected to...

A:

Q: A voltmeter connected across the terminals of a tungsten-filament light bulb measures 117 V when an ...

A:

Q: Express the volume of the duck in water, Vw, in terms of ρ, ρd and Vd.  Calculate the numerical va...

A: The upward buoyant force equals the duck’s weight

Q: Starting with the expression for intensity, how that the point (p = 0, z = 0) is where a Gaussian be...

A: The Gaussian beam intensity denoted by I and the power P is expressed as, Here ρ is the radial dist...

Q: When a falling meteor is at a distance 3.58times the radius of the Earth above theEarth’s surface, w...

A: Given information: Here, R is the Earth’s radius, h is the meteor’s altitude above the Earth’s surf...

Q: A positively charged cylinder has a uniform volume charge density. Height l is larger than its radiu...

A: Part a) Basic Details The electric field intensity due to a cylinder depends on the radius of the c...

Q: Justify your answer in terms of Kirchoff's Current Rule for both.

A: As per our guidelines, the first question has been answered. Please post the second question separat...

Q: Consider the following electric fields: a) E(z,t)= î sin(@t + kz)+ ŷ cos(@t + kz) b) E(z,t)= Re[(1+ ...

A: The direction of wave propagation is towards the negative z axis. Let Ex0 and  Ey0  represent the in...

Q: A battery provides a voltage of 10.0 V and has unknown internal resistance Rnt. When the battery is ...

A: Given information: The voltage applied in the circuit (V) = 10.0 V The current in the circuit (I) = ...

Q: A converging lens with a focal length of 40 cm and a diverging lens with a focal length of -56 cm ar...

A:  

Q: (b) The density of iron is 7.85 g/cm3, and its atomic mass is 55.8. Assuming each iron atom contribu...

A: Hey, since there is multiple subpart question posted, we will answer first three question. If you wa...

Q: Earth's lower atmosphere contains negative and positive ions that are produced by radioactive elemen...

A: a) The required magnitude of the current density is,  

Q: When white light travels through glass, the phase velocity of each wavelength depends on the wavelen...

A: The phase velocity of a monochromatic wave of a particular wavelength λ is expressed as,

Q: Why are satellites normally sent into orbit by firing them in an easterly direction? Based on this, ...

A: When we launch a satellite into the specific orbit, it must end up spinning around the planet from w...

Q: The diagram below shows a bird's-eye view of four interconnected chambers. A negative charge is sent...

A:

Q: (b) What is the current through the starting motor?

A: The current is given by 9.90A, voltage is 11.80V, and the internal resistance of the battery is 0.05...

Q: Two point charges lie on the I axis. A charge of +6.40 AC is at the origin, and a charge of -9.72 C ...

A: Given information: Here, q1­ and q2 are the two-point charges.

Q: For a certain electromagnetic wave traveling in +z direction in free space, if the electric field ve...

A:

Q: A(n) 13 g object moving to the right at 27 cm/s overtakes and collides elastically with a 26 g objec...

A:

Q: Special Relativity Question An electron whizzes past sally the physicist at a speed of 0.5 C. Sally ...

A: Basic Details The time dilation is a phenomenon of difference is the time frame due to an object mov...

Q: Only answer the question 4. I added question 3 as it is necessary

A:    

Q: Several years ago, NASA conducted the Lunar CRater Observation and Sensing Satellite (LCROSS)mission...

A: Given information: Here, M­c, M­l, and M­m are the mass of the Centaur transfer stage, LCROSS and t...

Q: A certain parallel-plate capacitor is filled with a dielectric for which κ = 6.26. The area of each ...

A: Write the expression for capacitance.    

Q: 3. A parallel plate capacitor is connected to a battery and charged to voltage V. Leah says that the...

A: