Aluminium Has an FCC structure. Given that the atomic radius of an aluminum atom is 0.143nm, calculate the theoretical density […]

# Monthly archives: January 2016

Find an arc length parametrization of (cos(t) + (t)sin(t), sin(t)-(t)cos(t)) with reference point (i.e., starting point) (1,0), in the positive […]

## Find an arc length parametrization of

Assume a curve is given by the parametric equations x = g(t) and y = h(t), where g and h […]

## Assume a curve is given by the parametric equations

Balance the given chemical equations. When propane burns in oxygen, it produces carbon dioxide and water: Solution: Write equations […]

## When propane burns in oxygen

The volume of traffic for a collection of intersections is shown in the figure below. Find all possible values for […]

## The volume of traffic for a collection of intersections

The force F = 450 lb acts on the frame. Resolve this force into components acting along members AB and […]

## The force F = 450 lb acts on the frame

Resolve the 30-lb force into components along the u and v axes, and determine the magnitude of each of these […]

## Resolve the 30-lb force into components

Determine the magnitude of the resultant force and its direction measured counterclockwise from the positive x axis. Solution: Draw the […]

## Determine the magnitude of the resultant force

Two forces act on the hook. Determine the magnitude of the resultant force. Solution Draw the components as follows. (Note […]

## Two forces act on the hook

Determine the magnitude of the resultant force acting on the screw eye and its direction measured clockwise from the x […]

## Determine the magnitude of the resultant force

The sides of a square increase in length at a rate of 2 m/s. a) At what rate is the […]