1. A circular opening 4 ft. in diameter is closed by a hemispherical shell weighing 2,800 lb. A. Neglecting friction, what force is required to lift the shell? B. What force is the shell held against...

1. A circular opening 4 ft. in diameter is closed by a hemispherical shell weighing<br>2,800 lb.<br>A. Neglecting friction, what force is required to lift the shell?<br>B. What force is the shell held against the seat (opening wall)?<br>4 st.<br>shell .<br>

Extracted text: 1. A circular opening 4 ft. in diameter is closed by a hemispherical shell weighing 2,800 lb. A. Neglecting friction, what force is required to lift the shell? B. What force is the shell held against the seat (opening wall)? 4 st. shell .

Jun 10, 2022

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1. A circular opening 4 ft. in diameter is closed by a hemispherical shell weighing 2,800 lb. A. Neglecting friction, what force is required to lift the shell? B. What force is the shell held against...

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