A hollow steel tube 3.5m long has external diameter of 120mm. In order to determine the internal diameter of the tube was subjected to a tensile load of 400KN extension was measured to be 2mm . If the module of elasticity for the tube is 200kg/mm determine the internal diameter of tube

Initially, a particle is moving at 5.33 m/s at an angle of 37.9° above the horizontal. two seconds later, its velocity is 6.11 m/s at an angle of 54.2° below the horizontal. what was the particle's average acceleration during these 2.00 seconds in the x-direction (enter first) and the y-direction?

Lymphocytes known as blastocysts make antibodies that fight infection. select the best answer from the choices provided t f

In a stagnant pool of water, a crayfish may spend much of its time lying with one side of its carapace near the surface of the water. in this position, it will move the walking legs on that side in a rhythmic back-and-forth motion. explain the likely function of this behavior.