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Closeup of a touchpad on an Acer CB5-311 laptop Closeup of a touchpad on a MacBook 2015 laptop. A touchpad or trackpad is a type of pointing device.Its largest component is a tactile sensor: an electronic device with a flat surface, that detects the motion and position of a user's fingers, and translates them to 2D motion, to control a pointer in a graphical user interface on a computer screen.
[16] [17] Most studies find that touchpad is slightly faster; one study found that "the touchpad was operated 15% faster than the trackpoint". [18] Another study found that average object selection time was faster with a touchpad, 1.7 seconds compared to 2.2 seconds with a trackpoint, and object manipulation took 6.2 seconds with a touchpad, on ...
HP's first Chromebook, and the largest Chromebook on the market at that time, was the Pavilion 14 Chromebook launched February 3, 2013. [155] It had an Intel Celeron 847 CPU and either 2 GB or 4 GB of RAM. Battery life was not long, at just over 4 hours, but the larger form factor made it more friendly for all-day use.
Force Touch on the other hand, gives only two layers of interaction: A normal click and a force click. Apple's haptic engine called the Taptic Engine resides in these devices, which houses a linear actuator producing vibratory effects as feedback.
On-load tap changer (OLTC), also known as On-circuit tap changer (OCTC), is a tap changer in applications where a supply interruption during a tap change is unacceptable, the transformer is often fitted with a more expensive and complex on-load tap changing mechanism. On-load tap changers may be generally classified as either mechanical ...