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Question: An object is located 27.0 cm from a certain lens. The lens forms a real image that is twice as high as the object.
Question 1: What is the focal length of this lens?
Please use as much detail as possible in answer.
question1two bicycle tires are set rolling with the same initial speed of 4.00ms along a long straight road and
Suppose an initial speed of 21.4 m/s, at an angle of 61.10° with respect to the positive x axis. Find the velocity at time t0; enter x component, after that the y component.
A mass m1 = 17.0 kg and a mass m2 = 10.5 kg are suspended by a pulley that has a radius of 9.8 cm and a mass of 3.1 kg, determine the tension in the right cord
a slide projector needs to create a 98-cm-high image of a 2.0-cm-tall slide. the screen is 300cm from the slide. assume
A large cruise ship of mass 6.70 107 kg has a speed of 13.0 m/s at some instant. How much work is required to stop it
Visitors at a science museum are invited to sit in a chair to right of a full-length diverging lens (f1 = -3.06 m) and observe a friend sitting in a second chair, 1.84m to the left of the lens.
Explain any advantages in using Conservation of Energy method to determine initial projectile velocity
Heat is extracted from a certain quantity of steam at 100degrees C. As a result, the steam changes into ice at 0.0degrees C. what would be the linear speed of ice
Point A is at a potential of +250 V, and pointB is at a potential of -140V. An α-particle is a helium nucleus that containstwo protons and two neutrons; the neutrons are electrically neutral.
A Styrofoam box has a surface area of 0.87 m2 and a wall thickness of 2.0 cm. determine the thermal conductivity of the Styrofoam
three charges are fixed to an x y coordinate system. a charge of 22 microc is on the y axis at y 3.0 m. a charge of
A fire hose ejects a stream of water at an angle of 36.5 degrees above the horizontal. The water leaves the nozzle with a speed of 27.0 m/s. Assuming that the water behaves like a projectile, how far from a building should the fire hose be located to..
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