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A single lens is used to cast an image on a screen that is 60 centimeter from the lens. The image is three times the size of the object.
A) Estimate the focal length of the lens
B) Construct a ray trace to verify your calculations.
Source charge Q1= -3.00nC located at (0, 5.00mm). Source charge Q2= +2.00nC located at the origin. Find the Magnitude & direction of the net electric field
A 2.10-cm-high insect is 1.50m from a 139-mm-focal-length lens. Where is the image? Follow the sign conventions, How high is the image
A skateboarder shoots off a ramp with a velocity of 6.6 m/s,directed at an angle of 58° above the horizontal. The end ofthe ramp is 1.2 m above the ground. Let the x axis be parallel to the ground, the +y direction be vertically upward, and take a..
Car traveling east at 40m÷s passes atrooper hiding at the roadside.the driver uniformly reduces his speed to 25m÷s in3,5s....what the magnitude and direction of the car acceleratioas it slow down.
a stone thrown horizontally from a height of 5.92 m hits the ground at a distance of 13.50 m. calculate the initial
A bullet is fired through a board 7.0 cm thick in such a way that the bullet's line of motion is perpendicular to the face of the board, Find the total time the bullet is in contact with the board
A gas in a cylinder with a piston that slides freely within is adiabatically expanded from 1.5 to 1.7 m3. by what amount did the internal energy of the gas change during this expansion
4.38 grams of diatomic oxygen (O2) in a 1.75 liter container creates a pressure of 315,000 Pascals. find the root-mean-square velocity of the molecules
A basketball player of height 2.3 meter is standing 3.4 meter in front of a convex spherical mirror of radius of curvature 5.0 meter. Find what the size of the image
A copper wire that is 1 mm thick and 30 cm long is connected to a 1 V battery. What is the power dissipated in the wire at this temperature
Charges q and Q are placed on the x axis at x = 0 and x = 2.0 m, respectively. If q = -40 pC and Q = +30 pC, define the net flux through a spherical surface (radius = 1.0 m) centered on the origin.
Alice made a telephone call from her home telephone in New York to her fiance stationed in Baghdad, about 10,000km away, Estimate the time taken for signals sent by telephone cable
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