The density of Aluminum is 2.7x10^3 kg/m^3. An aluminum wire has a mass of 70 g and a radius of 1.5 mm. Assume the wire is a cylinder. Find the length of this wire
The density of Aluminum is 2.7x10^3 kg/m^3. An aluminum wire has a mass of 70 g...
The mass density of the solid aluminum cone is 2700 kg/m^3. Determine the weight of the cone in pounds. Dimensions of the cone: h=125 mm; r=75 mm
A hanging iron wire with diameter 1.5 mm (1.5 × 10-3 m) is initially 1.50 m long. When a 104 kg mass is hung from it, the wire stretches an amount 4.33 mm. A mole of iron has a mass of 56 grams, and its density is 7.87 g/cm3. Find the approximate value of the effective spring stiffness of the interatomic bond. ks=
The spool with mass m-70 kg sits in a comer. A cord of negligible mass wraps around the spool's inner cylinder. The spool's centroid corresponds with its mass center, G. The spool's outer radius is 500 mm. The radius of the inner cylinder is 260 mm. The coefficient of friction at contact points is a,-0.50. Determine the largest magnitude of the vertical force Fin newtons that one can pull on the cord before rotation of the spool occurs.
A steel wire of length 1.6 m and diameter 0.80 mm is joined to an aluminum wire of identical dimensions to make a composite wire of length 3.2 m. Find the resulting change in length of this composite wire if an object with a mass of 5.00 kg is hung vertically from one of its ends. (Neglect any effect the masses of two wires have on the changes in their lengths.) mm
An aluminum wire d = 3 mm in diameter is bent into the confirmation shown below. Determine the mass m and the location of the center of mass (X, Y, ZM) of the configuration. Assume R = 260 mm, h = 160 mm. Material is homogeneous with a constant density p = 2690 kg/m2. Cross sectional area is constant in all regions. R m= kg Xy = mm mm Yy = ZN = mm
A cylinder has a mass of 3.15 mg, a density of 0.896 g/l, and the radius of the cylinder is 2.45mm. What is the height of the cylinder is 2.45 mm. What is the height (or length) of the cylinder in micrometers (um)? (vcylinder=pi(r^2)(h)
Electrical AWG 20 copper wire has a cross section diameter of 0.803 mm. Find the linear mass density of the wire (the mass per unit of length), the copper volume mass density is 8.96 g/cm3. The linear mass density of the wire, λ = Unit in g/cm What is the mass of a 7‑m segment of AWG 20 wire? The mass of the segment, m = Unit in g A wire spool is marked to have 18 kg of AWG 20...
5) A cylinder of tungsten (mass density 4500 kg/m) has a volume of 0.011 m. When immersed in water (mass density 1000 kg/m”), what is the net force on the tungsten cylinder? (3 points)
1. A conducting wire made of aluminum has approximately 1.5x1020 free electrons for every centimeter of its length. The electrons have a drift speed of 0.03 cm/s. How many electrons pass a point in the wire each second? a). 2.31018 e-/s b). 1.5x1018 e-/s c) 0.5x1018 e-/s. d) 4.5x1018 e-/s 2.For the conductor in question #2, assume that it has a cylindrical shape with a radius of 1.4 mm. Find the current density in the conductor assuming that it is uniform....
all of 8 please. 8. An aluminum wire carrying a current of 5 A has a cross sectional area of 4 x 10'6 m2. Find the drift speed of the electrons in the wire. The density of aluminum is 2.7 g/cm3. (Assume three electrons are supplied by each atom). a) Recall the mass flow rate equation from semester 1. Rms Ro v b) Write the equivalent current relation for charges in a wire, I- c) What is the electrical analogy...