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Archive for August, 2011

An astronaut sits on a chair that vibrates horizontally at the end of a string. A motion detector determines?

Saturday, August 27th, 2011

grace s asked: An astronaut sits on a chair that vibrates horizontally at the end of a string. A motion detector determines the amplitude of vibration and the speed of the chair as it passes through equilibrium position. The spring has a 1200N/m spring constant, the amplitude of vibration is 0.5m, and the speed of [...]

How do I keep my motion detector lights to stay lit?

Tuesday, August 23rd, 2011

JB asked: Sometimes I want to have my porch lights stay lit rather than only when motion is detected. I no longer have the instructions.Kansieo.com

Is there a need for a motion sensor?

Monday, August 22nd, 2011

Tweenkey asked: If you have the sensors on all the doors, what is the need for a motion detector? Won’t the alarm go off as soon as someone breaks into the house?Website content

What’s the best webcam with motion detector?

Friday, August 19th, 2011

elcheco asked: I would like to buy a new webcam with motion detector, I used to have one it was a logitec and it worked great, which one is the best one in the market? No I am not strange, I am the manager of a business and some times I have to leave the [...]

Cheap indoor motion detector for around $30? Seen in some magazines but where?

Saturday, August 13th, 2011

Arz asked: Trying to prevent a certain family member from raiding the kitchen every night. Need an inexpensive indoor motion detector that I could put on a wall. Looked in Xtreme Geek and Herrington but cannot remember where I saw one.Create a video blog…instantly.

Can spider be detected by passive infrared motion detector?

Friday, August 12th, 2011

Leong asked: Spider is a cool blodded animal. Can it be detected by the passive infrared motion detector of the burglary alarm system?motion detectors

Using camera on laptop as motion detector?

Sunday, August 7th, 2011

G.G. asked: I have a Dell “Red” laptop and I want to use the camera as a motion detector. Can I set my e-mail address set to have the images sent to my e-mail to check while I am at work? If so where do I go in the webcam settings to do this? Please [...]

Who makes the best motion detector flood lights?

Sunday, August 7th, 2011

lenzman asked: I have purchased two different units from Lowes for about $30 each and both stink were defective in one way or another. I have returned them both. Anyone know who’s making top quality motion detecting floodlights for outdoor use?Caffeinated Content

How do you set a motion detector light switch?

Saturday, August 6th, 2011

spydee asked: …a switch that has an “on,” “off,” and motion detector setting. How do you set it for the motion detector option? THANX! Also, it’s a regular up & down light switch….Caffeinated Content