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Moving an object up an inclined plane requires less force than lifting it straight up, at a cost of an increase in the distance moved. [4] The mechanical advantage of an inclined plane, the factor by which the force is reduced, is equal to the ratio of the length of the sloped surface to the height it spans.
Levitation is accomplished by providing an upward force that counteracts the pull of gravity (in relation to gravity on earth), plus a smaller stabilizing force that pushes the object toward a home position whenever it is a small distance away from that home position. The force can be a fundamental force such as magnetic or electrostatic, or it ...
Tumblehome or tumble home is the narrowing of a hull above the waterline, giving less beam at the level of the main deck. The opposite of tumblehome is flare . A small amount of tumblehome is normal in many naval architecture designs in order to allow any small projections at deck level to clear wharves .
Amateur archaeologists in England have unearthed one of the largest Roman dodecahedrons ever found, but mystery surrounds what it was actually used for. The 12-sided object is one of just 33 known ...
It is used as a surface for working at, eating from or on which to place things. [ 1 ] [ 2 ] Some common types of tables are the dining room tables, which are used for seated persons to eat meals; the coffee table , which is a low table used in living rooms to display items or serve refreshments; and the bedside table, which is commonly used to ...
Figure 2: Weight (W), the frictional force (F r), and the normal force (F n) acting on a block.Weight is the product of mass (m) and the acceleration of gravity (g).In the case of an object resting upon a flat table (unlike on an incline as in Figures 1 and 2), the normal force on the object is equal but in opposite direction to the gravitational force applied on the object (or the weight of ...
The horizontal stabilizer is the fixed horizontal surface of the empennage. A tailplane, also known as a horizontal stabilizer, is a small lifting surface located on the tail behind the main lifting surfaces of a fixed-wing aircraft as well as other non-fixed-wing aircraft such as helicopters and gyroplanes. Not all fixed-wing aircraft have ...
From ancient history to the modern day, the clitoris has been discredited, dismissed and deleted -- and women's pleasure has often been left out of the conversation entirely. Now, an underground art movement led by artist Sophia Wallace is emerging across the globe to challenge the lies, question the myths and rewrite the rules around sex and the female body.