Q:Building lighting in lighting, lighting should pay attention to what details?

Building lighting needs to consider the problem, should choose the appropriate lamps and lanterns lighting, in general, square light distribution angle is larger, round lamp angle is smaller.

Q:Lighting line connections?

The characteristic is that the current flowing through one component flows through the other at the same time. For example: small lanterns in the festival. In the series circuit, the closing switch, the two bulbs simultaneously emit light, and the switch is switched off, and the two bulbs are extinguished, indicating that the switch in the series circuit can control all the appliances.

Q:What are festivals fireworks?

With the development of science and technology, fireworks and fireworks have become a subject.

Q:The festival lights are strung together by a number of small light bulbs connected to the lighting circuit

lighting voltage is 220V, 10 "220V, 15W" series connected to the lighting circuit. Each bulb, electric..

Q:In the application of the following electrical appliances, what is said is incorrect

Between A, all the lights in a lighting circuit are connected in parallel, so the option A either.

Q:Aomori Festival

Hirosaki City chrysanthemum: held in maple leaf cult cult Hirosaki Park, with luxurious chrysanthemum doll as the center, around the size of the wreath decorated with aromatic and chrysanthemum in full bloom.

Q:The sign and meaning of energy saving lamp

At present, China's lighting products have two kinds of energy-saving certification mark: "CQCES energy saving" and "Festival" word mark

Q:What is lighting energy-saving?

The earth's oil and natural gas exploitation period of about 50 years, the coal mining period is about 300 years, and with the production volume increased year by year, these fossil fuels can be exploited will further reduce the energy in the world is not optimistic

Q:Jiaxing Shenghui lighting treatment?

business is good. People leisure time cut many 6 people, the company management is chaotic accident each play ball equal responsibility 7 quarters, Ok 25 yuan

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."