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A converging lens has a focal length of 100.0 cm. A 12.0-cm-tall object is located 124.0 cm in front of this lens.
(a) What is the image distance?
(b) Is the image real or virtual?
(c) What is the image height? Be sure to include the proper algebraic sign.
What is the direction of the first ball after the collision? obtain the direction as an angle south of east.
A curve of radius 40 m is banked for a design speed of 100 km/h. If the coefficient of static friction is 0.30 (wet pavement), at what range of speeds can a car safely create the curve?
What is the neutron's kinetic energy and Find the momentum of a 25.0 keV x-ray photon
Soft drinks are commonly sold in aluminium containers. How a lot of such containers are thrown away or recycled each year by U.S. consumers.
The force of the wind on the sails of a sailboat is 300 N north. The water exerts a force of 210 N east. If the boat (including crew) has a mass of 310 kg, illustrate what are the magnitude and direction of its acceleration?
A water balloon is launched at a building 24 m away with an initial velocity of 18 m/s at an angle of 50 degrees above horizontal, At what height will balloon strike building
To find out if the ball clears the crossbar, what is its height with respect to the crossbar when it reaches the plane of the crossbar?
An ice skater has a moment of inertia of 2.3kg*m^2 , when his arms are tucked in close to his chest
Alpha particles of kinetic energy 5.10 MeV are scattered at 90° by a gold foil. What is the impact parameter
Two charged plates create a potential difference of 190 V. At a point halfway between the plates an electron is released from rest. What was the initial speed and direction of the proton
A single electron orbits a lithium nucleus that contains three protons (+3e). The radius of the orbit is 1.76 10-11 m. Determine the kinetic energy of the electron.
A potters wheel is a disk of mass 3.50kg and radius .450m and is spinning freely around a vertical axis through its center with an angular speed of 14.0rad/s. what is the angular speed of the wheel+clay
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