Answers: 1
Physics, 21.06.2019 13:30, paulitaaustin
An astronomer at the equator measures the doppler shift of sunlight at sunset. from this, she calculates that earth’s tangential velocity at the equator is 465 m/s. the centripetal acceleration at the equator is 3.41 10 2 m/s 2 . use this data to calculate earth’s radius.
Answers: 3
Physics, 22.06.2019 11:20, leandrogarin37p2g5ds
Suppose a diode consists of a cylindrical cathode with a radius of 6.200×10^−2 cm , mounted coaxially within a cylindrical anode with a radius of 0.5580 cm . the potential difference between the anode and cathode is 260 v . an electron leaves the surface of the cathode with zero initial speed (v initial=0). find its speed vfinal when it strikes the anode.
Answers: 1
Physics, 23.06.2019 06:30, roro67
Takumi works in his yard for 45 minutes each saturday. he works in the morning, and he wears sunscreen and a hat each time he works in the yard. what does takumi hope to reduce through his actions? the likelihood of stochastic effects, such as dna mutations the severity of stochastic effects, such as cancer the severity of non-stochastic effects, such as cancer the likelihood of non-stochastic effects, such as radiation sickness
Answers: 3
Physics, 23.06.2019 13:00, sierraaasifuent
The maximum wavelength of light required to eject an electron from zinc is 270nm. calculate the threshold frequency of zinc.
Answers: 1
Which phrase describes earth's magnetic declination?...
Mathematics, 08.04.2021 16:20
Computers and Technology, 08.04.2021 16:20
History, 08.04.2021 16:20
Chemistry, 08.04.2021 16:20
English, 08.04.2021 16:20