a photon of light from which of the following electromagnetic radiations carries the greater amount of energy?A.blue B.green C.orange D.red E.yellowa light ray strikes a photovoltatic metal as shown above.which of the following statement is correct i

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a photon of light from which of the following electromagnetic radiations carries the greater amount of energy?A.blue B.green C.orange D.red E.yellowa light ray strikes a photovoltatic metal as shown above.which of the following statement is correct i
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a photon of light from which of the following electromagnetic radiations carries the greater amount of energy?A.blue B.green C.orange D.red E.yellowa light ray strikes a photovoltatic metal as shown above.which of the following statement is correct i
a photon of light from which of the following electromagnetic radiations carries the greater amount of energy?
A.blue B.green C.orange D.red E.yellow


a light ray strikes a photovoltatic metal as shown above.which of the following statement is correct if a voltage is introduced into the metal by the light ray?
the light ray is a blue light
the beam is below threshold
the beam does not contain any photons
A.1  B.2  C.1&3  D.2&3  E.1&2&3

a photon of light from which of the following electromagnetic radiations carries the greater amount of energy?A.blue B.green C.orange D.red E.yellowa light ray strikes a photovoltatic metal as shown above.which of the following statement is correct i
光的能量与光的频率成正比,与光的波长成反比,你只要找到谁的波长比较短谁的能量就是最大的
2肯定是错的,如果要打出电子产生电压the beam is above threshold,3 肯定是错的,当然有光子.1得看图,不过按排除法只能选A了

a photon of light from which of the following electromagnetic radiations carries the greater amount of energy?A.blue B.green C.orange D.red E.yellowa light ray strikes a photovoltatic metal as shown above.which of the following statement is correct i a beam of light 一个13.2nm波长的光子能量The energy of a photon that has a wavelength of 13.2 nm is ________ J. 一道英文的物理题When a proton captures an electron,a photon with anenergy of 13.6 eV is emitted.What is the frequency of thisphoton?Does it lie in,above,or below the visible range? Recent research has _______ the causes of the disease.A. thrown light in B. caused light on C. take light of D. cast light on选什么 英语翻译when you're lost and the light is fadingthe wind blows cold and you can't find your way back homeremember that the darkest hour is just before the dawnsometimes a leap of fauth is all it takescause only love can see the path to set you fr you can tell me you daily life_______e_mail.A.fr.B.at.C.by.D.of i really ( )that all of you made a great party fr my birthday. a light Shine a light of hope under the grass with a a light a------- at the end of the tunnel you switched on the light and in a split second the heart was full of light This plant needs a lot of light.(一般疑问句) 英文翻译 It never emerge.like a flash of glowing light. In a flash of light,the frogs turned into a wheel of light中wheel的意思 There are a lot of light r____ in shanghai now A light a___ at the end of the tunnel.