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An object (it could be the crown that Archimedes had studied) made of gold and copper has a mass of 5.00 kg. Its volume is measured to be 0.350 L. Use the known densities of these two metals to find out
A) the volume percentage of each metal.
B) the mass percentage of these metals.
C) How much would this object weigh if it was submerged under water?
D) Will it sink or float in mercury?
You are asked to design a spring that will give a 1310-kg satellite a speed of 3.50 m/s relative to an orbiting space shuttle, What must the force constant of the spring be
Two positive point charges, each of which has a charge of 4.3E-9 are located at y=+.10m and y+-.10m, What is the direction of this force
A parallel-plate capacitor is constructed with circular plates of radius 6.5×10?2 m . The plates are separated by 0.21 mm, find the value of the dielectric constant
A projectile is fired from the surface of the Earth with a speed of 200 meters per second at an angle of 30 degress above the horizantal. If the ground is level, illustrate what is the maximum height reached by the projectile?
A wire streches from the top of a vertical pole to a point on level ground 16 feet from the base of the pole. if the wire makes an angle of 62 degrees withe the ground, find the height of the pole and length of the wire.
A lens placed at the origin with its axis pointing all along the x axis produces a real inverted image at x=-24cm that is twice as tall as the object. What is an image distance.
Two parallel wires 10 cm apart carry currents of 18 A. What is the magnetic force between two wires for both case
A horizontal circular platform rotates counterclockwise about its axis at the rate of 0.869 rad/s. You, with a mass of 68.3 kg, Calculate the total angular momentum of the system
What is linear acceleration
A vertical straight wire carrying an upward26-A current exerts an attractive force per unit length of 7.3×10?4N/m, What is the direction of the current in the second wire?
how fast is the mass moving when leaves the spring. What is her velocity relative to the ice surface.
Assume it takes 8.00 min to fill a 25.0-gal gasoline tank. (1 U.S. gal = 231 in.3) (a) Calculate the rate at which the tank is filled in gallons per second. (Please provide numerical answer in gal/s)
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