A butcher suspends a roast of beef from a spring scale, calibrated in newtons, in the...

   

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A butcher suspends a roast of beef from a spring scale, calibrated in newtons, in the elevator of an abattoir. The spring scale shows the highest reading when the elevator is at rest at a floor b. moving upward at constant speed C. moving downward at constant speed d. moving upward with increasing speed a. A butcher suspends a roast of beef from a spring scale, calibrated in newtons, in the elevator of an abattoir. The spring scale shows the highest reading when the elevator is at rest at a floor b. moving upward at constant speed C. moving downward at constant speed d. moving upward with increasing speed a.

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The spring scale will show the highest reading when there is the greatest force exerted on it When t... View the full answer