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A transparent photographic slide is placed in front of a converging lens with a focal length of 2.33 cm. An image of the slide is formed 11.4 cm from the slide.
(a) How far is the lens from the slide if the image is real? (Enter your answers from smallest to largest starting with the first answer blank. Enter NONE in any remaining answer blanks.)
(b) How far is the lens from the slide if the image is virtual? (Enter your answers from smallest to largest starting with the first answer blank. Enter NONE in any remaining answer blanks.)
A 5.3MeV (kinetic energy) proton enters a 0.15T field, in a plane perpendicular to the field. What is the radius of its path
If the final temperature of the system is 22.0?C, what is the mass m of the water that was initially at 80.0 ?C
Find out a magnitude and direction of the electric field
A typical ten-pound car wheel has a moment of inertia of about. What is the rotational kinetic energy of the rotating wheel
What is the magnitude of vertical component of its velocity as it strikes the ground.
One end of a copper rod is in thermal contact with a hot reservoir at 995 K, Find the entropy change of cooler reservoir
A boy kicks a ball horizontally near the edge off a boardwalk, with an initial speed of 9.0 m/s. Determine the height of the boardwalk above the water
You are listening a soft music with a sound level of 50 dB. A subway train passes by whose sound level is 90 dB. What is total intensity level of the combined sound in dB.
The force on a wire is a maximum of 4.00*10^-2N when placed between the pole faces of a magnet. The current flows horizontally to the right and the magnetic field is vertical. what force will it now feel
In a slow-pitch softball game, a 0.200 kg softball crossed the plate at 16.0 m/s at an angle of 45.0° below the horizontal. Determine the impulse applied to the ball
A 450g rubber ball is dropped from 2.0m above the floor. After the bounce, the ball only rises to a height of 1.5m above the floor. find the amount of heat generated when the ball hits the floor
A student presses a book between his hands, as the drawing indicates. The forces that he exerts on the front and back covers of the book are vertical to the book and are horizontal.
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