The escape velocity corresponding to a planet of mass `M` and radius `R` is `50 km s^(-1)`. If the
Channel: Doubtnut
Date: 26/07/2020

The escape velocity corresponding to a planet of mass `M` and radius `R` is `50 km s^(-1)`. If the planet's mass and radius were `4M` and `R`, respectively, then the corresponding escape velocity would be