Q:Every home needs lighting bulbs, which are popular on the market now

two kinds of lamps all work normally, 5000h, the incandescent lamp needs to pay 180 yuan electricity charge, the electronic energy conservation lamp needs to pay 33 yuan electricity charge;

Q:LED lighting energy-saving transformation really good?

Energy unit production workshop is originally used 36 watt fluorescent lighting, a year about 627 thousand yuan electricity; energy saving lighting, replace the original fluorescent lamp 2460 using 2460 LED 16 watt fluorescent lamp; a year is about 369 thousand yuan.

Q:Festival lights are connected by a number of light bulbs connected to the lighting circuit

lighting voltage of 220V, 10 "220V, 15W" series connected to the lighting circuit, the voltage of each bulb is 22V, lower than the rated voltage of the bulb, the bulb will not normally shine. Therefore, B error

Q:Energy saving of urban lighting

Energy saving is one of the focuses of urban lighting, and is the key to the scientific development of urban lighting

Q:Does the lighting for the workshop use energy-saving lamps or LED lights?.

there is mercury pollution in the process of production and after the use of waste;

Q:Voltage of lighting circuit in China

The appliances do not interfere with each other. They can work independently. They are connected in parallel;

Q:How to use electric car storage battery and energy saving lamp to produce street lamp

It is the most energy saving scheme to make lighting lamp with LED LED. The working voltage of LED is low, and the battery power requirement is attached

Q:Do the statutory holidays allow schools to assign homework to students?

The state has trained young people, adolescents and children in all-round development of morality, intelligence and physique."

Q:What is the color temperature of a star hotel?

The entrance is the transition space into the hotel, the guests need to clearly guide the entrance position, in addition to creating a comfortable visual environment, but also a friendly atmosphere.

Q:Lamps, fluorescent lamps, lighting appliances, energy-saving fluorescent lamps arranged in order

. I do my homework in the light, small lamp lights always put its bright on my desk, I silently for lighting, never ask you for a little return; whenever I encounter difficulties in learning, the heart is a mess, raised his head to look at it, then light like a small lamp is issued a kind of Magic