A definition of power is *
O
Work divided by time
O
Work multiplied by time
O
Force multiplied by mass
O
Force multiplied by distance

Two friends are having a conversation. anna says a satellite in orbit is in freefall because the satellite keeps falling toward earth. tom says a satellite in orbit is not in freefall because the acceleration due to gravity is not 9.80 m/2 . who do you agree with and why?

Assuming weightless pulleys and 100% efficiency, what is the minimum input force required to lift a 120 n weight using a single fixed pulley?

Calculate the mass of an object that has a momentum of 100kg x m/sec and velocity of 4 m/sec