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An object of mass 'm' is being moved with a constant velocity under the action of an applied force of 2 \mathrm{~N} along a frictionless surface with following surface profile. The correct applied force vs distance graph will be :  
Option: 1
Option: 2
Option: 3
Option: 4

Answers (1)

best_answer


For upward journey, (along AB)
F is opposite to mg\sin \theta but in the direction same as velocity F\rightarrow positive
For downward journey, (along BC)
F is opposite to mg\sin \theta and in the direction opposite to velocity F\rightarrow Negative
The correct option is (4)

Posted by

vishal kumar

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