Calculate the work against gravity required to build a tower of height 35 ft in the shape of a right circular cone with base of radius 7 ft out of brick. Assume that brick has density .
Calculate the work against gravity required to build a tower of height 35 ft in the shape of a right circular cone with base of radius 7 ft out of brick. Assume that brick has density .
___________ ft-lbs.
The work required to raise a mass to a height is .
The radius of the cone at a height feet is:
The volume of a slice of the cone perpendicular to the axis at a height and of thickness is: