86,164 s. The earth is the third planet from the sun. To most people the period of rotation of the earth is 24 hours, but the actual value is 23 hours 56 minutes and 4 seconds.This happens because a solar day is longer than a sidereal day. While the earth rotates, it also moves around the sun in the interval from one day to another.The Earth completes a little more than one turn in space each solar day. Which is why the period of rotation is not 24 hours.6,164 s. The earth is the third planet from the sun. To most people the period of rotation of the earth is 24 hours, but the actual value is 23 hours 56 minutes and 4 seconds.
Updated: January 2017. Get an INSTANT, detailed estimate of the cost to Install a Ceiling Fan! Our free calculator uses up-to-date, trusted data to estimate typical subcontractor costs for a Ceiling Fan Installation project. For a basic 1 fan project in zip code 47474, the benchmark cost to Install a Ceiling Fan ranges between $617 - $961 per fan.
1 Professional installation of an attic fan should cost $500 to $1,000, although prices could reach as high as $1,500 in some cases.  You can purchase and install an attic fan yourself for $100 to $200. In addition to the fan youâll need some caulking, a piece of plywood for mounting the fan, and a number of tools (not to mention basic carpentry and electric skills). Popular Mechanics provides a detailed description of the work entailed.