The piezoresistive pressure sensor, or silicon cell. This type of pressure sensor consists of a micro-machined silicon diaphragm with piezoresistive strain gauges diffused into it, fused to a silicon or glass backplate. The resistors have a value of approx. 3.5 kOhm.
Quick Answer. The basic skills needed to play volleyball are serving, passing, setting, spiking, blocking and digging. Proper technique and form are essential to getting the ball in the desired location and to building up speed and power.
You know the ball is coming right to you and so you can concentrate on good passing form. Wall Hitting-Beginner Volleyball Drills This drill requires only one player, a ball, and a wall.Pick a spot on the wall to hit to. Toss the ball to yourself and try to hit the spot.