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a) Calculate the total number of electrons bombarding the target of an X-ray tube operated at 100 mA for 0.1 seconds.
b) Calculate the maximum energy and minimum wavelength for an X-ray beam generated at 110 kVp.
You look at yourself in a shiny 8.4-cm-diameterChristmas tree ball. If your face is 21.0cm away from the ball's front surface, where is your image? Follow the sign conventions. Is it real or virtual
When two point charges are a distance R apart, their potential energy is -2.00 .How far (in terms of R) should they be from each other so that their potential energy is -6.00.
A car travels at a constant speed around a circular track whose radius is 2.02 km. What is the magnitude of the centripetal acceleration of the car
A light beam of wavelength 500 nm in air hits transparent material. When the angle of refraction is 40.0 degrees, Find the polarizing angle
Assume we have an infinitely long wire carrying a current of 2.50 A. It is bent into an L-shape extending into positive infinities along x- and y- axes. Find out the magnitude of the magnetic field at a point P with coordinates (0.30 m, 0.30 m)
An object of mass 1.9 kg starts from rest and slides down an inclined plane 80 cm long in 0.46 s
The coefficient of static friction between the block and table's surface is &mu s = 1/3. The mass of the block that is hanging down is n1 Kg. The tangent of the angle shown in the figure is tan & theta = n2. What is the minimum value of mass, n3 Kg t..
A 0.174kg softball is pitched horizontally at 26m/s. the ball moves in the opposite direction at 38m/s after it is hit by the bat.
A parallel-plate capacitor has a capacitance of c1 = 3.5 uF when filled with air and c2 = 23 uF when filled with a dielectric oil at potential difference of 12 V. What is the permittivity of this oil
A rectangular billboard in space has the dimensions 10 meters by 20 meters. How fast and in what direction with respect to the billboard would a space traveler have to pass for the billboard to appear square?
In an amusement park ride, cars are suspended from L = 4.20 m cables attached to rotating arms at a distance of D = 6.06 m from the axis of rotation. What is the angular speed of rotation
A converging lens with a focal length of 12.0 cm forms a virtual image 8.00 mm tall, 17.0 cm to the right of the lens. Determine the size of the object
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