7. An elevator starts from rest and travels upward 5.0 m is 2 seconds. Inside the...

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7. An elevator starts from rest and travels upward 5.0 m is 2 seconds. Inside the elevator is a spring scale holding a 2.0 kg mass. (a) (i) (ii) www lift (elevator) Determine the reading of the spring scale. mass The spring scale is represented by the black dot shown below. Draw a labelled sketch to represent the forces acting on the scale. 7. An elevator starts from rest and travels upward 5.0 m is 2 seconds. Inside the elevator is a spring scale holding a 2.0 kg mass. (a) (i) (ii) www lift (elevator) Determine the reading of the spring scale. mass The spring scale is represented by the black dot shown below. Draw a labelled sketch to represent the forces acting on the scale.

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For part a In an elevator accelerating upwards two main forces act on the scale the force of gravity ... View the full answer