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A cork on the surface of a pond bobs up and down two times per second on ripples having a wavelength of 8.00 cm. If the cork is 12.5 m from shore, how long does it take a ripple passing the cork to reach the shore?
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Light of wavelength 530 nm passes through a slit of width 0.210 mm. The width of the central maximum on a screen is 8.50 mm. How far is the screen from the slit
A 5.9-kg rock and a 6.6 × 10-4-kg pebble are held near the surface of the earth. Determine the magnitude of the gravitational force exerted on each by the earth
You compress a spring with k = 3000 N/m a distance of 0.2 m with a block of mass 4 kg. hat is the velocity of the block after it leaves the spring but before it gets to the incline
The driver of a 1750 kg car, initially traveling at 10.1 m/s, applies the brakes, bringing the car to rest in a distance of 18.5 m. Find the net work done on the car
The electric field lines on the left have twice the separation of those on the right. If the magnitude of field at point-A is 60 V/m, what is the magnitude of the field at point-B.
Stefan's Law describes the relationship between solar (black body) radiative output and black body temperature. what is the magnitude of the Solar constant
A "swing" ride at a carnival consists of chairs that are swung in a circle by 14.3 m cables attached to a vertical rotating pole, Determine the tension in the cable attached to the chair
Speakers A and B are vibrating in phase. They are directly facing each other, are 8.0 m apart, and are each playing a 76.0-Hz tone. The speed of sound is 343 m/s. On the line between the speakers there are three points where constructive interfere..
A converging lens of focal length 8.000 cm is 20.3 cm to the left of a diverging lens of focal length -6.00 cm. Find the magnification of the coin's final image
An aluminum-alloy rod has a length of 10.006 cm at 23.400°C and a length of 10.024 cm at the boiling point of water, What is the length of the rod at the freezing point of water
Sunlight strikes the surface of a lake. A diver sees the Sun at an angle of 26.8° with respect to the vertical
A steel cable with a total length of 25.6 m and total mass of 95 kg is connected to two poles. Calculate the wavelength of the resulting wave on the cable
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