Question

Which statement is true about using shorter, steeper inclined planes to lift an object?

A. Fewer lifters are needed, and it will take more time.
B. Fewer lifters are needed, and it will take less time.
C. More lifters are needed, and it will take more time.
D. More lifters are needed, and it will take less time.

Answer 1

The correct choice is D

Answer 2

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The Correct choice is ~ D

When using shorter and steeper inclined planes, it makes lifting fast, and hence takes less time but more lifters are needed .