Determine the focal length of the telescope objective lens

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Reference no: EM131149823

Solve the given problems below:

Problem 1.

An object weighs 74.5 N in air. When it is suspended from a force scale and completely immersed in water the scale reads 23.6 N. Determine the density of the object.
When the object is immersed in oil, the force scale reads 39.2 N. Calculate the density of the oil.

Problem 2.

Jupiter subtends an angle of 1.67 x10-4 rad when viewed by the unaided eye and 3.21 x 10-2 rad when viewed through an astronomical telescope that has a 0.031m focal length eyepiece. Determine the focal length of the telescope's objective lens.

Reference no: EM131149823

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