Urban Outfitters Says It Has Too Many 14-Year-Old Customers. The namesake brand saw sales fall 9% in the fourth quarter while Anthropologie and Free People crushed it. Part of the problem: The Urban brand has moved somewhat south in terms of age group penetration.. Posted on March 11, 2014, 02:23 GMT. Sapna Maheshwari.
RPM is the acronym used for revolutions per minute. It measures the number of revolutions completed in one minute around a fixed axis, giving the speed of a mechanical component. It is commonly used...
Torque is the twisting force that tends to cause rotation. The point where the object rotates is known as the axis of rotation. Mathematically torque can be written as T = F * r * sin(theta), and it has units of Newton-meters. When the sum of all torques acting on an object equals zero, it is in rotational equilibrium.