19) This same scenario can be analyzed by using conservation of energy. What type of mechanical energy does the system have, before you let it go, when the mass is hanging from the string that is wrapped around the hub? Explain. Calculate this energy below.

Q: 4) A diffraction grating with 1.15x105 grooves/m_is illuminated by 654 nm light. Then, the set-up is…

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Q: A jeweler, whose near point is 40.0 cm from his eye, is using a magnifying glass to examine a gold…

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Q: A car tire has a gauge pressure of 229,079 Pa, volume of 6 L, and temperature of 3°C. After several…

A: Gauge pressure of car tire,Absolute pressure of car tire,Initial temperature of air,Final…

Q: In the figure below a 120-turn coil of radius 1.8 cm and resistance 5.6 is coaxial with a solenoid…

A: Solution    Given data Number of turns N=120Radius R=1.8cm=0.018mResistance R=5.6ΩIn solenoid number…

Q: For hydrogen, find the frequency of light emitted in the transition from the 138th orbit to the…

A: Now the wavelength corresponds to the transition from 138th to 134th lineHence the frequency

Q: A couch is on a ramp that is inclined 21° to the horizontal, as shown. To prevent the couch from…

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Q: wo point charges q₁ =3 ×10-⁹ C and q2 =-3x10-⁹ C are placed on x axis at points x₁ =-6 cm and x₂ = 6…

A: Since the system act as a dipole we can directly use the formula of electric field due to dipole on…

Q: Q (-3.0 m, 0) y A B (0, +4.0 m) Ở (3.0 m, 0) (0.-6.0 m) Each Q shown is 60 μC. What work is required…

A: We have to find work done  i.eW=q∆V

Q: A loaded ore car has a mass of 950 kg and rolls on rails with negligible friction. It starts from…

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Q: The length 3.76 mm is multiplied by 0.0232 mm. The appropriately rounded product is how many square…

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Q: Determine the mass moment of inertia of the flywheel shown in the diagram below if the material is…

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Q: The drawing shows an equilateral triangle, each side of which has a length of 1.52 cm. Point charges…

A: since the net force on  charge is vertically downward, the charges  must be negative and have same…

Q: Ha (femt = 4.57 x 1014 Hz) is emitted from the surface of a neutron star. Its radius is 1.23 x 104 m…

A: We know that  line has a typical wavelength of 656.46 nm in vacuum.Now, according to the question,…

Q: An 6-kg mass is attached to a spring hanging from the ceiling and allowed to come to rest. Assume…

A: As  per data

Q: Assuming that the escape speed of Mars is 4.17 km/s, what is the log10 of the number of molecules in…

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Q: car is moving along the x-axis and its velocity, V., varies with time as shown in the figure. If x=…

A: A car is moving along the x-axis and its velocity, vx, varies with time as shown in the figure. If…

Q: 5. Find the final temperature of 100 g copper block that is heated to a temperature of 500° C and…

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Q: Q7). A soft tennis ball is dropped onto a hard floor from a height of 2,85 m and rebounds back to a…

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Q: Problem 9: A very large sheet of very long wires lie parallel to the y-z plane with the current…

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Q: Consider a configuration with four point charges located at the corners of a square (see figure),…

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Q: A stars spectrum emits more radiation with a wavelength of 700.0 nm than with any other…

A: GivenA star's spectrum emits more radiation with a wavelength of 700.0 nm than with any other…

Q: A pulley and string arrangement is used to connect two objects A and B as shown in the diagram…

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Q: An incident x-ray photon of wavelength 0.2161mm is scattered from an electron that is initially at…

A: • The wavelength of the incident photon is, • the wavelength of the reflected photon in opposite…

Q: In the figure here, three particles of mass m = 0.030 kg are fastened to three rods of length d=…

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Q: A double concave lens has surface radi of 31.4 cm and 28.3 cm. T Part A What is the focal length it…

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Q: .A 50.0 kg boy sits on a 40.0 kg sled which is resting on the ice of a pond (zero coefficient of…

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Q: A diffraction grating with n= 3.5E-05 lines/nm is used to separate two colors of light. The angle…

A: Find out the given sub-parts

Q: The velocity of a 5.00 kg particle is given by 7 = (6.00tî + 5.00t² ĵ) m/s, with time t in seconds.…

A: Solution     Given data Mass m = 5.0 kgVelocity of particle v→=(6ti^+5t2j^)m/sMagnitude of force…

Q: A diver takes a deep breath at the surface of water where the pressure is 1 atm, filling his lungs…

A: For first casePressure P=1 atmVolume V=4.3 LFor second case Pressure P'=0.33 atmVolume…

Q: Two couples act on the frame. (Figure 1) Figure 100 lb 30% 13 ftd-3f1-B A ve 30⁰ 100 lb 150 lb 4 ft…

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Q: A charge of -19.5 nC is fixed in place at x0 cm, y = 2.50 cm and an identical charge of -19.5 nC is…

A: The potential obtained at r distance from a charge particle q is given by, V=q4πϵ0r where ϵ0 is the…

Q: 4. A +3.0 x 10-5 C charged particle with a mass of 2.0 x 104 kg is ejected through the top positive…

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Q: Two point charges lie on the $x$ axis. A charge of +9.96 $\mu C$ is at the origin, and a charge of…

A: The electrical characteristic of particles like electrons and protons is described by the…

Q: A football receiver running straight downfield at 5.10 m/s is 10.5 m in front of the quarterback…

A: Given,The speed, The between football, Angle, The total amount of time projectile spends in air,The…

Q: An object undergoes constant acceleration. Which of the following statement(s) MUST be TRUE? A The…

A: Aceeleration is defined by change in velocity in a short period of time i.e when an object moves…

Q: In the figure a current i = 19 A is set up in a long hairpin conductor formed by bending a wire into…

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Q: Two horizontal forces, and are acting on a box, but only is shown in the drawing. I can point either…

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Q: A satellite has a mass of 6286 kg and is in a circular orbit 4.37 x 105 m above the surface of a…

A: In the circular orbit of a satellite, a centripetal force is provided by the gravitational force…

Q: The charges Q₁ = 3.6 x 107 C, 9₂ = -6.0 x 107 C, and q3 = -1.1 x 107 C are placed at the corners of…

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Q: (from Ohanian, p 542) A submarine suddenly breaks up at a depth of 142 m below sea level. The air in…

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Q: 4(x) =

A: Now here given the values that,a=7.50cm=0.075mProbability 87%=0.87So now we get from normalization…

Q: A 500 g particle oscillating in SHM travels 39 cm between the two extreme points in its motion with…

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Q: A 14.0 m uniform ladder weighing 490 N rests against a frictionless wall. The ladder makes a…

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Q: The spool again The spool is being slightly pulled (not too hard so it doesn't slip) in the exact…

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Q: A pair of long, rigid metal rods, each of length L, lie parallel to each other on a perfectly smooth…

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Q: 5. A block 1.0 kg on a horizontal surface is attached to a spring (k = 24 N/m). The spring is…

A: Solution    Given dataMass of block m=1.0kgSpring constant k=24N/mSpring compressed…

Q: In a series oscillating RLC circuit, R=15.70,C-30.9 µF, L-9.30 mH, and E-Emsinwat with Em - 45.3V…

A: Given,The resistance, inductance and capacitance,The maximum voltage, The angular velocity, The…

Q: Two planes take off at the same time from an airport. The first plane is flying at 280 miles per…

A: