这道题就直接代式算就好啦.
V1=根号gR
=根号9.8x6.4x10(6)m/s
=8.0x10三次方m/s
V2=根号2gR(m/s)
=根号2x9.8x6.4x10(6)m/s
=1.1x10四次方m/s
所以范围是8.0x10三次方m/s到1.1x10四次方m/s
这道题就直接代式算就好啦.
V1=根号gR
=根号9.8x6.4x10(6)m/s
=8.0x10三次方m/s
V2=根号2gR(m/s)
=根号2x9.8x6.4x10(6)m/s
=1.1x10四次方m/s
所以范围是8.0x10三次方m/s到1.1x10四次方m/s