3. A science book is moved once around the perimeter of a table with the dimensions 1 m by 3 m. If the book ends up at its original position,

Which of the following represents an upside-down image? o a. +doo b. -doo c. +mo d.-m

Alarge box of mass m is pulled across a horizontal frictionless surface by a horizontal rope with tension t. a small box of mass m sits on top of the large box. the coefficients of static and

An ideal otto cycle has a compression ratio of 10.5, takes in air at 90 kpa and 40°c, and is repeated 2500 times per minute. using constant specific heats at room temperature, determine the thermal efficiency of this cycle and the rate of heat input if the cycle is to produce 90 kw of power.