A double concave lens has surface radi of 31.4 cm and 28.3 cm. T Part A What is the focal length it n 1.56? Follow the sign conventions Express your answer to two significant figures and include the appropriate units. A 1- Value Submit Provide Feedback Bequest Answer Units

Q: A 140 lb weight stretches a spring 14 feet. The weight hangs vertically from the spring and a…

A: Here, the weight of the spring is, W = 140 lbThe stretching of the spring due to the weight, x = 14…

Q: Find the magnitude (in T) and direction (in degrees counterclockwise from the +x-axis) of the…

A: Magnetic field due to current carrying wire is  where r is the distance of points from wire here…

Q: The sound intensity level 3.6-m from a power saw is 101 dB. At what distance will the sound be a…

A:

Q: A 525- resistor and a 295-mH inductor are connected in series with an ac generator with an rms…

A:

Q: A block of mass m, 37.0 kg on a horizontal surface is connected to a mass m₂ 18.0 kg that hangs…

A:

Q: Two dimensions. In the figure, three point particles are fixed in place in an xy plane. Particle A…

A: GivenThe mass of particle A is, The mass of particle B is, The mass of particle C is, The mass of…

Q: 1) Two masses are connected by a string. Mass MA rests on a frictionless inclined plane, while ma is…

A:

Q: 2. What is the equivalent resistance of the set of resistors below? 402 www 492 i 452 23.6 Capacitor…

A:

Q: You are walking by a river flowing at 1.67 m/s and decide to step into it to cool off. (a) Estimate…

A: You are walking by a river flowing at 1.67 m/s and deside to step in to cool off.Density of water is…

Q: #4) EmMa created a miniature flute for her squirrels and Jay starts to play it (again, talented…

A: The length of the miniature flutes is 0.080 m.A.) Find the longest wavelength.B.) Associate…

Q: Calculate the de Broglie wavelength of a proton moving at 2.33 x 104 m/s and 2.55 x 108 m/s. (a)…

A: The two speeds of proton  and

Q: A football player runs from his own goal line to the opposing team's goal line, returning to his…

A: Given,Time, Let the distance between the his goal line and opposite goal line be The distance…

Q: point P is at perpendicular distance R = 2.00 cm from a very long straight wire carrying a current.…

A: the vector pointing from a current element to P is. .Since then Therefore, with gives

Q: You pull a simple pendulum 0.240 m long to the side through an angle of 3.50° and release it. a. How…

A: Time period of simple pendulum is given by From the above equation, It is clear that, the time…

Q: e interference pattern produced by two parallel slits of width “a” and separation “d”, in which d =…

A: Wavelength of light,Distance between the screen and the slit, The slit separation is given to…

Q: Izz Izy Izz I= Iyr Iyy lyz Izz Izy Izz) エ For a set of discrete mass m, with cartesian coordinates…

A:

Q: A uniform electric field exists in the region between two oppositely charged plane parallel plates.…

A:

Q: A normal shock wave was formed on the surface of a supersonic aircraft at a velocity of 1,600 m/s…

A: Given,The velocity of aircraft, Thesea level condition and air is strive,The uptream velocity of…

Q: Two blocks having masses 3m and m, respectively, are connected by a cable and hung across a pulley…

A: Mass of pulley MRadius of pulley RHeight of 3m mass is hHeight of m mass is zero or at…

Q: Two 52-turn coils are magnetically coupled so that a 7.12-A current in one coil produces a magnetic…

A:

Q: The near point of a naked eye is 31 cm. When an object is placed at the near point and viewed by the…

A:

Q: Find the expected values of moment of inertia for a hydrogen like atom in the 2pz orbital.

A:

Q: Nilo

A: Mass of bullet,Speed of bullet,Devices consist of four heavy balls which have mass.

Q: i. ii. iii. A mole of an ideal gas of vibrating diatomic molecules at initial temperature Ti is…

A:

Q: IP A magician wishes to create the illusion of a 2.81-m-tall elephant. He plans to do this by…

A: The image is virtual.height of elephant (h) = 2.81 m Height of image (h') = 0.515 m

Q: 1. Refer to the figure below and the Angular Motion lab manual to answer the following prelab…

A: As per our instructions we are instructed to answer only first three sub parts of the questions.…

Q: Describe the process as a photon (energy) created in the Sun's core makes its way out into space.…

A:

Q: An L-C circuit is constructed using a 722-nF capacitor and 504-mH inductor. At t = 0, the current is…

A:

Q: - M₁M₂w¹ – 2C(M₁ + M₂)² + 2C²(1 — cos Ka) = 0. (22) We can solve this equation exactly for w², but…

A:

Q: ! Required information The ratio of the tensile (or compressive) strength to the density of a…

A: Compressive strength Density thbone = ?

Q: Two pairs of charges are shown in (Figure 1). Figure I I ABCD IO I E F I GH I J (b) II IIIOI ABCD E…

A: We will first  write an expression for electric field due to a point charge. We then apply it to the…

Q: A spring (k = 5.50 x 102 N/m) hangs under the influence of gravity. Affixed to it is a 0.600 g mass.…

A:

Q: A woman on a rocket traveling at 8.59c (with respect to Earthy observes a meteor come from in front…

A: Given,The rocket speed, The speed of meteor relative rocket, The meteor speed with respect to earth,

Q: A tunnel leading straight through a hill greatly amplifies tones at 135 and 138 Hz. Find the…

A:

Q: A loop-the-loop machine has radius r = 18m. (a) Calculate the minimum speed with which a cart must…

A:

Q: A research submarine has a 20-cm-diameter window that is 8.7 cm thick The manufacturer says the…

A: The diameter of the window 20 cmThe window can withstand  N of forceThe area of the windowA=πr2The…

Q: 4. An Olympic weightlifter snatches 100kg. In a snatch, the barbell is moved from a stationary…

A:

Q: Determine ki, if you have the following values: k₁= (2.0235E-2)1¹/2 Kjy = (6.2164E-2) 1/12 K =…

A: The x component of  is given by The y component of  is given by The z component of  is given by The…

Q: An organ pipe, open at one end and closed at the other, is operating at one of its resonant…

A: An organ pipe is closed at one end and open at the other end.It is mentioned that the organ pipe is…

Q: e Young's double-slit experiment?

A: When two wave sources are coherent, it means that they have a constant phase relationship. Having…

Q: A hydrometer is a device used to measure the density of a liquid. It is a cylindrical tube weighted…

A: First of all find out the pressure of the hydrometer. After that calculate the position 'h' for the…

Q: Consider the line element of the sphere of radius a: ds2 = a2(dθ2 + sin2 θ dØ2 ). The only…

A:

Q: (1) A 1024 Hz tuning fork is placed at the source position in the figure shown. What must be the…

A:

Q: what is D and E?

A: Only D is presented in the solution.

Q: 11 A right-circular cone has a non-uniform mass density defined by: p = az², where a is a positive…

A:

Q: A parallel plate capacitor with C = 0.6 μF is charged with a potential difference of 100V and then…

A: Solution     Given dataCapacitance C=0.6μF=0.6×10−6FPotential difference V=100VDielectric constant…

Q: (1) A 1024 Hz tuning fork is placed at the source position in the figure shown. What must be the…

A:

Q: A disk slides toward a motionless stick on a frictionless surface (figure below). The disk strikes…

A:

Q: Suppose the current in an ideal LC circuit oscillates with a frequency of f₁. If a second LC circuit…

A: Frequency of LC circuit 1, For second LC circuit, Capacitance Inductance Frequency

Q: Consider a classical imaging system, such as a standard upright microscope, with an objective lens…

A: