A 2.60 x10-6 kg particle with a charge of 6.44 x 106 C is moving horizontally perpendicular to a magnetic field of 0.010 T. In order for the magnetic force (which points upward) to exactly balance gravity, how fast must the particle move? Please give your answer in m/s.

Q: A convex grocery store security mirror has a focal length of -0.500 m. A 1.50 m tall person stands…

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Q: Find the object distance so that image forms on object R=20 cm µ= 1.5 t= 3 cm Options 21 cm 20 cm 22…

A: when object is placed at a distance of R the image will also formed at the same distance. As given…

Q: he distance of the object to the mirror is 12 cm. The focal length of the mirror is 10 cm. How far…

A: All distances in front of the mirror are considered negative and all distances behind the mirror are…

Q: A 0.581 cm-high figurine sits 14.0 cm in front of a 8.52 cm focal length lens.

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Q: The image of the coin in the figure is magnified by a factor of  M = 2.4  times, and is a distance…

A: Given magnification m=2.4Distance of image from lens=4.8 cm

Q: A concave mirror has a radius of curvature of 15 cm. An object is placed 7.5 cm from the mirror.…

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Q: Technician A says that oil should be squirted into all of the cylinders before taking a compression…

A: Technician B is correct that if the compression reading is greatly increased with a couple of…

Q: IMAGE LOCATION OF THE ОBJECT Location of the image Orientation (inverted or upright) Size (same,…

A: A convex mirror, also known as a diverging mirror, is a curved mirror with a reflecting surface that…

Q: If a candle is placed 50.0 cm in front of a concave mirror of radius of curvature 60 cm, where is…

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Q: A ray of light hits a flat mirror with an incident angle of 45.47 degrees. What angle does it…

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Q: Find the image distance and linear magnification for a small object on the optical axis, 18.0 cm…

A: object distance (d) = 18 cm focal length (f) = -11 cm

Q: Calculate the focal length of this lens. Original Object 6 cm 4 crm Image on Screen 30 cm 20 crm

A: solution is by

Q: A special spring has relation between applied force F and the stretch x as: F = 60x² 18x, where x is…

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Q: focal point focal point An object is positioned as shown near a convex lens. Use ray tracing or…

A: solution is given by

Q: A concave mirror forms a real image equal to size of object.If focal length of mirror is 10 cm then…

A: The mirror formula is:

Q: An experiment is performed in which a beam of electrons is accelerated across the space between the…

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Q: One image is the question, the other is the set of equations mentioned by the question.

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Q: Suppose the focal length is f = -100 cm the object distance is so= 400 cm the object is 5cm tall How…

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Q: For a converging lens, the object lies 14 cm from the lens and the image is 37 cm from the lens on…

A: Given data: The object distance is, u=-14 cm The image distance is, v=37 cm

Q: A concave mirror has a radius of curvature of 15 cm. An object is placed 20 cm from the mirror.…

A: The radius of curvature of the concave mirror, R=15 cm , so the focal length of this concave mirror…

Q: How can you estimate the focal length of a convex lens?

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Q: calculate the image position and height. A 3.0-cm-tall object is 15 cm in front of a converging…

A: f=Focal length=25 cmu=Object distance=15 cmho=Height of object=3 cmhi=Height of imagev=Image…

Q: can someone help me with this physics question

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Q: Which cues do we use to determine if an object is closer to us than an object that we are focusing…

A: Given : Choose the correct option.

Q: ind the focal length of the glass lens in both figures?

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Q: In the given figure, if object is placed at a distance 9 cm from O, then find the image distance (in…

A: The refraction takes place when light travels from one medium to the other. The speed and the…

Q: If an object is placed 15 cm from a concave mirror with a radius of curvature of 20 cm, what are the…

A: Object distance, radius of curvature are given and image characteristics are asked.

Q: A spherical mirror is cut in half horizontally. Will an image be formed by the bottom half of the…

A: When the spherical mirror is cut in half horizontally, only the area is halved, whereas, radius of…

Q: A 4.0-cm tall light bulb is placed a distance of 35.5 cm from a convex mirror having a focal length…

A: Given Height of the bulb ho = 4.0 cm Distance of the bulb u = 35.5 cm Focal length f = -12.2 cm

Q: calculate the image position and height. A 3.0-cm-tall object is 45 cm in front of a converging…

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Q: A small candle is 39 cm from a concave mirror having a radius of curvature of 26 cm . What is the…

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Q: Find the magnitude of the acceleration of the two blocks in the figure. Assume the top block slides…

A: Given:- m1=25 Nm2=12 N Find:-  Acceleration(a)

Q: A ray of light hits a flat mirror with an incident angle of 48.78 degrees. What angle does it…

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Q: 1 40 cm F= 30 cm 60 cm Where is the position of final image and its properties?

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Q: a ray passing through an object focal point of an optical system will: A) Pass through the image…

A: The rules of ray tracing for a thin lenses are * a ray entering converging lens parallel to its…

Q: Concave Mirror Object Height: 3 cm Focal Length: 21.3 cm Object Distance Image Distance (cm) Image…

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Q: Two crates on inclined planes are connected by a wire and a frictionless pulley as shown on the…

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Q: For a converging lens, the object lies 15 cm from the lens and the image is 24 cm from the lens on…

A: Given data-       object distance from the lens (u) = -15 cm      image distance from the lens (v) =…