英語(yǔ)翻譯
英語(yǔ)翻譯
a pulsar is a celestial object that emits llight in short burst a pulsar in the crab nebula flashes at a rate of 30 times/s,suppose the light pulses are caused by the rotation of a spherical object that emits light from a pair of diametrically opposed "flashlights" on its equator.what is the maximum radius of the pulasae if no part of its surface can move faster than the speed of light?
a pulsar is a celestial object that emits llight in short burst a pulsar in the crab nebula flashes at a rate of 30 times/s,suppose the light pulses are caused by the rotation of a spherical object that emits light from a pair of diametrically opposed "flashlights" on its equator.what is the maximum radius of the pulasae if no part of its surface can move faster than the speed of light?
英語(yǔ)人氣：649 ℃時(shí)間：2020-02-03 20:41:50
優(yōu)質(zhì)解答
A pulsar is a celestial object that emits light in short burst.脈沖星是一種能夠發(fā)出光脈沖的天體.A pulsar in the crab nebula flashes at a rate of 30 times/s,suppose the light pulses are caused by the r...
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