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A slide projector has a converging lens whose focal length is117.00 mm. (a) How far (in meters) fromthe lens must the screen be located if a slide is placed 120.01 mmfrom the lens? If the slide measures 24.0 mm (height) x 36.0 mm(width), what are the magnitudes ofthe (b) width (in mm)and (c) height (in mm) of its image?
A conveyor belt at a quarry lifts 2,000 kg of sand per minute up a vertical distance of 12 meters. The sand is at first at rest, then moves at a speed of 0.20 m/s along conveyor belt. What is the instantaneous power generated by this machine .
A woman and her dog are out for a morning run to the river, which is located 3.5 km away. The woman runs at 2.4 m/s in a straight line. What is the total distance run by the dog
A 0.40 kg ball, attached to the end of a horizontal cord, isrotated in a circle of radius 1.6 m on africtionless horizontal surface. What is the maximum speed the ball can have
the dipole moment of the water molecule is 6.17 x 10-30 c.m. consider a water molecule located at the origin whose
The world's longest suspension bridge is the Akashi Kaikyo Bridge in Japan. How much longer is the bridge on a warm summer day (27.0° C) than on a cold winter day (-5.00° C)
A man stands on a platform that is rotating (without friction) with an angular speed of 1.8 rev/s; what is the resulting angular speed of the platform
You have a 1.7 long copper wire. You want to make an N-turn current loop that generates a 1.6 magnetic field at the center when the current is 2.5, What will be the diameter of your coil
A tile is dropped at a height of 12 Meters. The tile has a mass of 2.5kg. Calculate the final speed of the tile
a proton high above the equator moves straight away from the earth with a speed of 395 ms.a find the acceleration of
The nucleus in an iron atom has a radius of about 4.0 X 10-15 m and contains 26 protons, What is the magnitude of the gravitational force between those same two protons
A wedge of mass m = 25.0 kg is located on a plane that is inclined by an angle ? = 20.6° with respect to the horizontal. What is the acceleration of the wedge along the plane
A resistor with R = 2.2kΩ is connected to an AC generator that operates at 60 Hzwith an amplitude of 34 V. Find the amplitude of the current through the resistor. Find the average power dissipated in the resistor.
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