A pinhole camera takes a picture of a building 200 m tall
A pinhole camera takes a picture of a building 200 m tall. If the height of the image on the back of the camera is 5 cm tall, and the length of the camera is 15 cm, how far is the camera from the building?
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Analyze the case on "The Speed Team at IBM"
Take the largest image distance and calculate the focal length of the lens used. image distance = 226 mm object distance =100 mm focal length = ??? How do you find the focal length
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determine critical depth in a circular pipe of 36 inches diameter and roughness coefficient of 0.015. The flow rate is 15 cfs. So = 0.002
A pinhole camera takes a picture of a building 200 m tall. how far is the camera from the building
A PVC pipe with a diameter of 30 inches will carry a flow of 20 cfs. the bottom slope is 0.005 and the roughness coefficient is 0.015. determine the normal depth, critical depth, velocity and the froude number.
Light inside an optical fiber tube hits the wall between the tube and air and is totally internally reflected. what is the index of refraction of the tube
Compute the size of a squeare concrete box culvert to handle a discharge of 25.5 cms. The culvert will have a length of 45.7m with a slope of 0.01 and a maximum headwater depth of 4.57m.
Two parcels of air are mixed. The given properties of the two parcels and the final mixed parcel are as follows: parcel (1): volume = 1 Liter, Temperature = 10 Celsius, pressure = 1 atm, relative humidity = 50%, parcel (2): volume 1 Liter, Tempera
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