MACAUKLUB RTP SLOT While it is free to move the required distance lengthwise, it is constrained from moving sideways by the construction of the molded plastic body. This caused the indicator to glow faintly when the switch was off, as an aid to finding the switch in a dark room. The direction which represents "on" also varies by country. A dimmer switch, properly called a dimmer control, contains a solid-state circuit to allow changing the brightness by reducing the average voltage applied to the lamp.|Modulus Elastisitas Bahan Tergantung pada Suhu