A microwave oven operates by emitting light of frequency of 2.45 GHz. What is the wavelength of this light in cm?

Q: 3. The electric field in the region of space shown is given by E = (81 +21) N/C where y is in m.…

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Q: A skier slides straight down an incline of 25 degrees without using her poles.  The slope itself is…

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Q: A bowling ball weighing 71.2 N is attached to the ceiling by a 3.50 m rope. The ball is pulled to…

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Q: Nerve impulses are carried along axons, the elongated fibers that transmit neural signals. We can…

A: Inner Diameter  = 10 m Resistivity, = 0.5 ohm. meterLength l = 5 mm =0.005m

Q: 2. Use Newton's second law to explain why two objects that appear identical from the outside do not…

A: We know, from Newton second law:F=MaIf same force is applied to two different objects and they dont…

Q: A car travels due east with a speed of 60.0 km/h. Raindrops are falling at a constant speed…

A: So we have given that a car is travelling due east with speed of and raindrops are falling with a…

Q: 2. A carpenter holds a 6.00 m beam momentarily at rest with one end above rough floor/as shown in…

A: a)

Q: (a) A sphere made of rubber has a density of 0.940 g/cm³ and a radius of 8.00 cm. It falls through…

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Q: A tall tree is growing across a river from you. You would like to know the distance between yourself…

A: Using the Mirror formula,    where f is the focal length             v is the image distance…

Q: Proof of why the Copernican model is more compatible with explaining the solar system than the…

A: The Copernican model, proposed by Nicolaus Copernicus in the 16th century, and the Ptolemaic model,…

Q: A van accelerates down a hill (see figure below), going from rest to 30.0 m/s in 5.60 s. During the…

A: The mass of the toy is,The final speed of the car is,Time taken by a car is,The value of…

Q: electric field at

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Q: A speedboat is cruising at a speed of 11.8 m/s in still water when it shuts off its engines and…

A: Initial speed, Speed during coasting, Speed at t = 18.5s,

Q: A dolphin in an aquatic show jumps straight up out of the water at a velocity of 12.0 m/s. When it…

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Q: A light wave in air strikes the surface of a piece of sapphire (n = 1.77) at an angle of 24°. The…

A: Refractive index of sapphire (n) = 1.77Angle of reflection () = 240E- Field amplitude for-1.…

Q: A person standing on the edge of a high cliff throws a rock straight up with an initial velocity of…

A: Initial velocity of object is Object is thrown vertically upward.Initial vertical position of object…

Q: 1) A screen that is 1.0m wide is 2.0m away from a pair of slits illuminated by 633-nm light, with…

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Q: In the figures, the masses are hung from an elevator ceiling. Assume the velocity of the elevator is…

A: For equilibrium net force acting on the system must be zero and horizontal as well as vertical…

Q: Two identical loudspeakers separated by distance d emit 150 Hz sound waves along the x-axis. As you…

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Q: DRAW ONLY THE FBD OR FREE BODY DIAGRAM FOR THE GIVEN FIGURE

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Q: Let C = (2.35 m, 15° above the negative z-axis) and D= (33.6 m, 30° to the right of the negative…

A: Vectors are given as and it makes an angle  above the negative x-axis. and it makes an angle  to the…

Q: pendulum

A: The physics of a pendulum with a rod and a pendulum with a massless string are similar under the…

Q: Let A = 4î - 2ĵ, B = −3î +53, and Ē=2Ã + 3B. Part A Write vector E in component form. Express your…

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Q: 3. Two cylindrical bars, each with diameter of 2.30 cm, are welded together end to end. One of the…

A: Diameter of each bar is Length of copper bar is Length of iron bar is Note:Resistivity of copper is…

Q: At particular frequency,the velocity of the cap in m/s is given by the expression V=0.5mcos(625t).

A: Velocity of oscillation v = 0.5 Cos(625t)

Q: Figure (a) shows three plastic sheets that are large, parallel, and uniformly charged. Figure (b)…

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Q: 8.0 s, then comes to rest again. The velocity-versus-time plot for this car is given in FIGURE 2-37.…

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Q: An eight-turn coil encloses an elliptical area having a major axis of 40.0 cm and a minor axis of…

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Q: A mass M=99.2 kg is suspended by a massless string from the ceiling of a van which is moving with…

A: Note that image given in part b is not related to physics, It is related to chemistry. So we can…

Q: In the figure a nonconducting rod of length L = 8.19 cm has charge -q = -4.35 fC uniformly…

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Q: Your physics class decides to launch a model rocket to investigate the relationship between velocity…

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Q: 1. Find the current through resistor a) in the figure. (Figure 1) Express your answer to two…

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts…

Q: A ball is released from rest from the twentieth floor of a building. After 1 s, the ball has fallen…

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Q: Part E Find x-component of F = (20.0 N, 36.9° counterclockwise from the positive y-axis). Express…

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Q: The minute hand on a watch is 1.00 cm in length. Use a coordinate system in which the y-axis points…

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Q: A star football players kicks a football at a 53.3 degree angle with a speed of 15.2 m/s towards the…

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Q: Bill and Joann fight over a shiny new frictionless wagon with a mass of 9.7 kg. If Joann is pulling…

A: Mass is Pulling force of Joann is towards left.Acceleration is  towards right.Note:Find:Pulling…

Q: Determine the value of the scalar a if the following three vectors are to lie in the same plane: A =…

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Q: A truck weighing 1.21 tons parked on a hill inclined 31.9 deg from the horizontal. Calculate the…

A: A truck weighing 1.21 tons parked on a hill inclined 31.9 deg from the horizontalWe need to find the…

Q: A baseball is hit with a speed of 30 m/s at an angle of 45.0°. It lands on the flat roof of a…

A: Initial speed is The launch angle is Height of building is Initial height of object is…

Q: A point charge q₁1 = +2.40 µC is held stationary at the origin. A second point charge q2 = -4.30 μC…

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Q: A projectile is fired with an initial speed of 37.2 m/s at an angle of 43.7° above the horizontal on…

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Q: An electron traveling horizontally enters a region where a uniform electric field is directed…

A: An electron traveling horizontally enter a region when the uniform electric field directed upward.To…

Q: Which one of the following statements best describes the equipotential surfaces surrounding a point…

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Q: Given a low density cloud of Hydrogen atoms, what happens when the temperature of the cloud is…

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Q: The figure below shows two small, charged spheres separated by a distance of d = 3.00 cm. The…

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Q: Can you help me with this problem? A bald eagle flies 5.75 m/s north relative to the air. There…

A: here velocity of bald eagle relative to air = 5.75 m/s due north The wind that is blowing east to…

Q: te approximation:

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Q: Hold a rubber band between your right and left hands. Pull with your left hand. Does your right hand…

A: As we pull with our left hand and with right hand we hold, the rubber band stretches and force…

Q: Find a weighted inner product

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