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An undersea research chamber is spherical with an external diameterof 5.80 m. The mass of the chamber, whenoccupied, is 66400 kg. It is anchored tothe sea bottom by a cable. Calculate the following.
(a) the buoyant force on the chamber
N
(b) the tension in the cable
A potential difference V is applied to a wire of cross section A, length L, and resistivity ?. You want to change the applied potential difference, What should be the new values of L and A in terms of the old values
a 10.0 kg mass is acted upon by a force given by (16 + 5x -4x^2)(i), where x is measured in meters. How much work is done by this force as the mass moves from x=0 to x=+3m
consider an annular disk in the xy plane centered on the origin. an annular disk is a disk with a hole missing from the
In a house the temperature at the surface of a window is 25 degreescelsius. The temperature outside at the window surface is 5.0degrees celsius. What is the temperature at the outside window surface
An airplane has a mass of 1.8×10^6 kg , and the air flows past the lower surface of the wings at 94 m/s .f the wings have a surface area of 1300 m^2, how fast should the air flow over the upper surface of the wing if the plane is to stay in the ai..
You are on an airplane traveling 30° south of due west at 180.0 m/s with respect to the air. What is the heading of the plane with respect to the ground
A 380-N, uniform, 1.50 m bar is suspended horizontally by two vertical cables at each end. A small object of weight 520 N is placed distance 0.5 m from the cable A. What is the tension in cable A.
A capacitor has a capacitance of 250 nF and a voltage is placed across it which grows as a function of time as: V(t) = 240 mV/s3 × t3
An undamped 1.42-kg horizontal spring oscillator has a spring constant of 29.9 N/m. While oscillating, it is found to have a speed of 2.53 m/s as it passes through its equilibrium positio
In recent years, a number of nearby stars have been found to possess planets. Suppose, the orbital radius of such a planet is found to be 3.1 1011 m, with a period of 1140 days
an object is projected vertically from the surface of a nonrotating planet with an initial velocity equal to 4.0 times
in general the quantization of transitional motion is insignificant for atoms because of their mass. however this
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