12 A helicopter of mass 2900 kg takes off vertically and ascends to a height of 45 m above the ground A constant lift force of 3 2 x 104 N acts on it Calculate a i the work done on the helicopter by the lift force ii the change in the gravitational potential energy of the helicopter b Explain why ...

a i To calculate the work done on the helicopter by the lift force we use the formula for work Work Force Distance cos Given Force 32 x 104 N Distance ...

12. A helicopter of mass 2900 kg takes off vertically and ascends to a height of...

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University Physics with Modern Physics

ISBN: 978-0321501219

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Authors: Hugh D. Young, Roger A. Freedman, Lewis Ford

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12. A helicopter of mass 2900 kg takes off vertically and ascends to a height of...

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a i To calculate the work done on the helicopter by the lift force we use the formula for work Work Force Distance cos Given Force 32 x 104 N Distance ... View the full answer

University Physics with Modern Physics

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