Recent content by william kat

problem is, the angle of discplacement is not known. its part of the expression

a pendulum bob of mass m hangs on a string of length l. what is the espression for the arc length of the bob if its discplaced through an angle theta.

um, with knowledge of the equations of motion of a rocket -distance moved at any time ,t to be more specific. soft landing on satelites can be achieved. my questin is, how can such knowledge be useful in soft landing on a satelite?

how can knowledge of distance moved by a rocket at any time,t be used in soft landing on a satelite?