If the intensity of the beam is 300 mGya at 60 inches, what will the intensity be if the distance is moved to 30 inches?

Q: Assume these three vectors are acting on an object. magnitude = 50, θ = 300° magnitude = 25, θ =…

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Q: Two small spheres separated 7.96 m apart have equal positive charge. The electric force between them…

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Q: 10. In a ripple tank, two point sources that are 4.0 cm apart generate identical waves that…

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Q: A short current line carrying I₂ = 4 A is placed on the same plane with a very long one carrying I₁…

A: A short current line carrying I₂ = 4 A  is placed on the same plane with a very long one carrying I₁…

Q: Define acceleration. A body moves in a straight line with uniform acceleration. Sketch graphs to…

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Q: A heat pump delivers heat at a rate of 7.81 kW for 12.0 hIf its coefficient of performance is 7.85,…

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Q: rider with a mass of 60 kg is standing on a bathroom scale during the ride on the Ferris wheel from…

A: Here Mass of the rider = m = 60 kg Rider on a ferris wheel. Here we find the weight of the rider on…

Q: A model steam engine of 1.00 kg mass pulls eight cars of 1.00 kg mass each. The cars start at rest…

A: Given Data:Mass of the steam engine Total mass of cars Initial velocity Final velocity Time Distance…

Q: The cavity within a copper(B=51e-6 degrees C^-1) has a volume of 1.2e-3 m^3. Into this cavity is…

A: The cavity within a copper() has a volume of . Into this cavity is placed  of benzene (). Both the…

Q: 4) In the figure, magnetic field varies with time according to the expression B = (5t² - 2t + 1)T.…

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Q: A commuter airplane starts from an airport and takes the route shown in the figure below. The plane…

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Q: A conducting rod of R1 = 1.3mm and length of 11m is inside a thin cylindrical shell of R2 = 13mm of…

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Q: An electron feels four electric forces: The electron is 28.2mm [N] from a charge of negative…

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Q: A bicycle slows down uniformly from vi=10.50 [m/s] to rest over a distance of 92[m]. Each wheel and…

A: The velocity of the bicycle, The distance covered by the bicycle, The diameter of the wheel,

Q: 10 As the temperature of a substance approaches absolute zero, the random motion of the molecules…

A: The question asks about the behavior of the random motion of molecules in a substance as the…

Q: A pencil that is 9.0 cm long is held perpendicular to the surface of a plane mirror with the tip of…

A: Given:Height of pencil Distance between the tip of pencil and mirror Distance between the end of…

Q: 4. Draw a simple electric circuit with two resistors connected in parallel to a 1.5v battery. Label…

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Q: Interpret graphs of X-ray spectra.

A: Interpreting graphs of X-ray spectra involves understanding the relationship between the intensity…

Q: An object that has kinetic energy must be  a at an elevated position  b at rest  c falling  d…

A: object has kinetic energy

Q: A 1.5-kg object moving along the x axis has a velocity of +4.0 m/s at x = 0. If the only force…

A: Solution:-Using work energy theoremKinetic energy= work done =Net area

Q: Evaluate the magnitude of the net magnetic force on a current loop of l₁ = 4.8R, 1₂ = 9.5R, and r=…

A: Given current loop of l1= 4.8 R , l2=9.5 R , r=1.6 R Vector B=6.6B0 Current i=2I

Q: Three point charges are located at the following positions: Q, = 2.00 μC at x = 1.00 m: Q₂ = 3.00 μC…

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Q: 3. Fill in the missing voltages and current in each circuit. V= V = 6 v I = 0.9 A не не V = 6 v I =…

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Q: A cruise ship sails due north at 5.00 m/s while a coast guard patrol boat heads 24.0° north of west…

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Q: 6. Shining a 645 nm red light through a double slit set up yields a series of bright and dark…

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Q: In walking the body goes through both a breaking impulse and a propulsion impulse. The breaking…

A: To calculate the horizontal acceleration during the breaking and propulsive impulses, we'll need to…

Q: Bob heats up a bottle of milk for his baby, Jill, every morning. Jill will only drink the bottle if…

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Q: One spaceship is three times longer than the other while at rest. While they fly over the head they…

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Q: 6. Two-point sources separated by a distance of 50 cm generate a symmetrical interference pattern.…

A: Solution:-Given thatd =50 cm = 0.5 mL =4 mYm = 55 cm = 0.55 mm = 3(A)Using formulaYm =( m.λ.L)/ d

Q: Task 3 The equation governing a body travelling in a water channel is given by the following…

A: Given Data:Equation governing a body To Determine:The final velocity and the time taken to reach…

Q: ur and Torm an LC that A capacitor of capacitance current amplitude of 3 mA. What are the…

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Q: (d) Finally, both charges (still at x = -3 m and x = +3 m) are negative. The magnitude of both…

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Q: A plane is flying north with a 50 meters per second. If a wind, at 18 meters per second, is blowing…

A: The velocity of the plane is 50 m/s in north direction.The velocity of the air is 18 m/s N-33°-E.

Q: 34 Which of the following is ALWAYS true regarding the law of conservation of energy? a. Potential…

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Q: Consider a sphere with a radius of R = 2 m and a homogeneous charge distribution of 10 microC/m^3.…

A: To calculate the magnetic field at the center of the sphere due to its rotation, we can use the…

Q: A nuclear power reactor generates 3.00 x 10^9 W of power. In one year, what is the change in the…

A: To determine the change in mass of the nuclear fuel due to energy conversion, we can use Einstein's…

Q: (1) A sailboat is sailing at a bearing of 35° North of East, while the wind is exerting a force of…

A: “Since you have posted multiple questions, we will provide the solutiononly to the first question as…

Q: A n AV A potential difference of AV = 30 (V)is applied to the ends of a straight wire with cross…

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Q: The membrane that surrounds a certain type of living cell has a surface area of 4.5 x 10 m² that the…

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Q: In Fig. 24-70 (problem 92 in the book), point Pis at the center of the rectangle. With V = 0 at…

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Q: B C 3. Given the lengths of vectors A, B, and C, and the angle between A and B. Notice that A = B +…

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Q: A plastic rod carries a net charge of –2.29E-6 C. How many more electrons than protons are in the…

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Q: A rubber ball of mass 29.5 g is dropped from a height of 1.95 m onto a floor. The velocity of the…

A: mass of ball m = 29.5 g = 29.5 × 10-3 kg initial height  H = 1.95 mheight attained after collision h…

Q: An electron has a wavelength of 400 nm (the same as blue light). A. What is the electron’s momentum?…

A: Givenwavelength of electron uncertainty in momentum uncertainty in electron's position planck's…

Q: 6. A positively charged particle of about 50 C is located 10 cm south of a point, whereas a…

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Q: 5) A 10 kg block hangs from a spring attached to the ceiling. The spring has spring constant k=1000.…

A: The mass of the block is 10 kg.The amplitude of the system is 0.1 m.

Q: A long silver rod of radius 3.0 cm has a charge of 5 microcoulombs per meter on its surface. Find…

A: Given Data:Radius Linear charge density To Determine:(a). The magnitude of the electric field at a…

Q: implications

A: In physics, scatter refers to the phenomenon of light or particles being redirected or deflected…

Q: 2) In the circuit, find the current (in mA) in R3. (Take 1-50 V, €2=100 V, 63-60 V, and Ri=1km2,…

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Q: An object moving in a straight line travels s(t) kilometers in t hours, where: s(t) = 8t + 2t² Part…

A: Part 1: Finding Velocity and AccelerationFind the instantaneous velocity function v(t): To find the…