physics
It takes the elevator in a skyscraper 4.5s to reach its cruising speed of 11m/s . A 70kg passenger gets aboard on the ground floor.
What is the passenger's weight before the elevator starts moving?
What is the passenger's weight while the elevator is speeding up?
asked by
willia
Respond to this Question
Similar Questions

physics
It takes the elevator in a skyscraper 3.6 s to reach its cruising speed of 10 m/s. A 69 kg passenger gets aboard on the ground floor. 1.What is the passenger's weight before the elevator starts moving? 2.What is the passenger's 
physics
It takes the elevator in a skyscraper 4.0 to reach its cruising speed of 10 . A 60 passenger gets aboard on the ground floor.What is the passenger's apparent weight while the elevator is speeding up? 
Vector
Your engineering firm plans to design an elevator for a hospital. The force exerted on a passenger by the floor of the elevator is not to exceed 1.60 times the passenger¡¦s weight. The elevator accelerates upward with constant 
physics
An elevator was design to transport 13 passenger between floor of a ten story building. The unloaded elevator car weighs 1050kg. Assuming tha the average passengers weighs 70kg,determine the weight of the counter weight. 
PHYSICS
A 578 Newton person takes an elevator from the first floor to the second floor of a building. The elevator quickly accelerates at a rate of 1.1 m/s^2 and then moves at a constant speed. Find the passenger's apparent weight during 
physics
an elevator motor provides 45 W of power while lifting a 2000 kg elevator 35 m. if the elevator contains six passengers of the same mass and it takes 20.0 to accomplish this task, determine pass of each passenger. 
Physics
passenger must experience no greater than 10 times the magnitude of the acceleration due to gravity as the spring cushions their fall & brings the elevator to rest. Calculate the spring constant assume mass of elevator and 
Physics
The figure shows the velocity graph of a 79kg passenger in an elevator. The graph is (0,0),(1,4),(5,8),(9,2) What is the passenger's apparent weight at t=1s,5s,9s? 
physics
The upward normal force exerted by the floor is 620 N on an elevator passenger who weighs 650N. What are the reaction forces to these two forces? Is the passenger accelerating? If so, what are the magnitude and direction of 
Physics
An elevator motor provides 45.0 kW of power while lifting a 2000 kg elevator 35 m. If the elevator contains six passengers of the same mass and it takes 20.0 s to accomplish this task, determine the mass of each passenger. Assume