Constants A sack of flour of mass m is lifted vertically at a constant speed of...
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Constants A sack of flour of mass m is lifted vertically at a constant speed of through a height of h. - ... Y Part A ▾ How great a force is required? Take the free fall acceleration to be g. 195| ΑΣΦΑ mgh Submit Previous Answers Request Answer * Incorrect; Try Again; 5 attempts remainin ▾ Part B How much work is done on the sack by the lifting force? Take free fall acceleration to be g. 17 ΑΣΦ Submit Request Answer Part C What becomes of this work? This work becomes kinetic energy. O This work becomes potential energy. O This work becomes both kinetic and potential energy. O This work becomes heat. Submit Provide Feadback Request Answer ? ? Constants A sack of flour of mass m is lifted vertically at a constant speed of through a height of h. - ... Y Part A ▾ How great a force is required? Take the free fall acceleration to be g. 195| ΑΣΦΑ mgh Submit Previous Answers Request Answer * Incorrect; Try Again; 5 attempts remainin ▾ Part B How much work is done on the sack by the lifting force? Take free fall acceleration to be g. 17 ΑΣΦ Submit Request Answer Part C What becomes of this work? This work becomes kinetic energy. O This work becomes potential energy. O This work becomes both kinetic and potential energy. O This work becomes heat. Submit Provide Feadback Request Answer ? ?
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