hetal prajapati

please tell me about vga i have dvd player in which a vga port is there bihind it why it is provided and what is use of this

it's size is also very small . i don't know about it price of motor and name ,i will try to find it.

generally in helicopter required high speed and high torque machin , so in helicopter ic engine is used.but in our collage i show a helicopter made with help of brush...

nutral is only in star connection no nutral wire in delta am right?

According to me we alrady use it , in motor bike or any vehical a bettery is provided which is chage by the mosion of our bike. so it is...

i think that resiver may be in any position but the ir ray trhrough trasmiter should be fall perfectly on riciver . 😒