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(A) A 1.0-cm-tall object is 60 cm in front of a diverging lens that has a -30 cm focal length.
-Calculate the image position. (Express your answer using two significant figures.)
- Calculate the image height. (Express your answer using two significant figures.)
(B) A ray of light traveling through air encounters a 1.4cm -thick sheet of glass at a 35? angle of incidence. Assume n = 1.5.
- How far does the light ray travel inside the glass before emerging on the far side?
A sled of mass m is given a kick on a frozen pond. The kick imparts to it an initial speed of 3.30 m/s. find the distance the sled moves before it stops
In a typical game of squash, two people hit a soft rubber ball at a wall until they are about to drop due to dehydration and exhaustion. What will be the temperature increase of the ball after one bounce
An old-fashioned vinyl record rotates on a turntable at 49rpm . What are the angular speed in rad/s and the period of the motion
A large mirror is hung from a nail. The supporting steel wire has a diameter of 0.20 mm, What is the distance between the nail and the top of the frame when the mirror is hung
The wavenumber of the incident radiating in a Raman spectrometer is 20487 cm-1. What is the wavenumber of the scattered Stokes radiation
a block of unknown mass is attached to a spring with a spring constant of 7.50 nm and undergoes simple harmonic motion
The uncertainty in the position of an electron along an x axis is given as 56 pm, which is about equal to the radius of a hydrogen atom. What is the least uncertainty in any simultaneous measurement of the momentum component px of this electron?
A water-skier is being pulled by a tow rope attached to about. Obtain the work done by the net external force acting on skier
An empty rubber balloon has a mass of 0.0105 kg. The balloon is filled with helium at adensity of 0.181 kg/m3. what is the tension in the line
A sledge loaded with bricks has a total mass of 18.4 kg and is pulled at constant speed by a rope inclined at 19.2° above the horizontal. What is the mechanical energy lost due to friction
A tank of gasoline (n = 1.40) is open to the air (n = 1.00). A thin film of liquid floats on the gasoline and has a refractive index that is between 1.00 and 1.40. What is the refractive index of the film
A thin, circular disk of radius R = 30 cm is oriented in the yz-plane with its center as the origin. Calculate the magnitude of the electric field due to the disk at the point x = 15 cm along the x-axis
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