An AM radio transmitter radiates 500 kW at a frequency of 760 kHz. How many photons per second does the emitter emit?

Q: How much work is required to turn an electric dipole 180° in a uniform electric field of magnitude…

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Q: Two horses are pulling a barge with a mass 4000 kg along a canal, as shown in Figure 4.8 in the…

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Q: The cube in the figure (Figure 1) contains no net charge. The electric field is constant over each…

A: Given data:  The cube contains no net charge Electric field is constant over each face of the cube…

Q: If a spring has a frequency of 21 Hz and an amplitude of 1.9 m, then find the MAXIMUM velocity. Give…

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Q: -ncave lens has a focal length of -3 cm. y from the lens. Find the magnification tive answer and an…

A: Focal length of  concave lens                                                   f  = - 3 cm height…

Q: a) 61.3N b) 47.2N c) 33.4N d) 74.58N

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Q: Four equal +2.00-µC point charges are placed at the corners of a square 4.00 m on each side. (k =…

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Q: If a candle is 3 meters from a thin lens with a focal length of 2 m, find the image distance A) 2 m…

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Q: One leg of a right triangle measures 11 cm. The hypotenuse is 1 cm longer than the other leg. Find…

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Q: hown in the figure below, two long parallel wires (1 and 2) carry currents of I, = 2.86 A and I, =…

A: calculate the net magnetic field at point and find direction as per shown.

Q: A force of magnitude P = 169 N is applied to the stationary machine handle as shown. Write the force…

A: Given:-  A force of magnitude of P = 169 N was applied to the machine handle. Find:-  Write the…

Q: Find the frequency of a wave that has a period of 0.063 seconds.

A: If the time period of wave is T, then  Frequency f=1/T

Q: A solenoid with radius a produces a magnetic field with strength B pointing into the page. A square…

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Q: A 3,2 km B 120 m #

A: The distance between the man and the drone in the image is 3.2 kilometers. Text label "A" in the…

Q: The square loop of wire in magnetic field B (B = (Be/a)(zi + xk)} is in the x-y plane and its center…

A: Given, Magnetic field, width of square loop is, L=l current flowing through the wire is, i = I Now…

Q: You drop a 10 Ib bowling ball and .1 lb piece of paper with air resistance. Which object will hit…

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Q: = 201². The fan blade in a jet engine rotates from rest with the angular acceleration a = 1 9. find…

A: GIVEN         Angular acceleration = α = 20t2

Q: Draw the vector

A: vectors(2d) can be represented in sheets or plane by drawing with proper magnitude and direction.

Q: 11. A spaceship is traveling with a velocity of 0.8c relative to the Earth. What is the momentum of…

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Q: In the given right triangle, find the side labeled *. (a) (b) 8 6

A: The triangle law of vector addition states that if two vectors are represented by two sides of a…

Q: 5) Let's use this expression to solve a problem. Star X and Star Y are intrinsically identical…

A: Given, star X is located 20 light-years from earth star Y is located 40 light-years  from earth…

Q: According to Dynamical Systems Theory, the preferred, comfortable behavioral state of movement is…

A: This theory is applicable to the study of human movements. The strength of the theory is in the…

Q: Consider the 68.0 kg mountain climber in the figure. 31 Fup 15 (a) Find the tension in the rope (in…

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Q: The distance between an object and its image formed by a concave mirror is d = %3D 21 cm. The…

A: Given data: The distance between image and object is d=21cm and The lateral magnification is M=-0.5.…