Physics, 30.08.2019 03:30 nehemiahj8
It takes 250 n to pull a longbow 0.60 m. if all the energy required to pull the bow back is delivered to the arrow, what would be the kinetic energy of the arrow when it is fired? assume the bow behaves according to hooke's law.
Answers: 1
Physics, 21.06.2019 16:30
Which term best describes the phrase “something that happens”?
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Physics, 22.06.2019 16:00
In which of the following is positive work done by a person on a suitcase
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Physics, 22.06.2019 18:30
Ahot-air balloon is 11.0 m above the ground and rising at a speed of 7.00 m/s. a ball is thrown horizontally from the balloon basket at a speed of 9.00 m/s. ignore friction and air resistance and find the speed of the ball when it strikes the ground.
Answers: 1
Physics, 23.06.2019 00:50
A980-kg sports car collides into the rear end of a 2300-kg suv stopped at a red light. the bumpers lock, the brakes are locked, and the two cars skid forward 2.6m before stopping.the police officer, estimating the coefficient of kinetic friction between tires and road to be 0.80, calculates the speed of the sports car at impact. what was that speed?
Answers: 3
It takes 250 n to pull a longbow 0.60 m. if all the energy required to pull the bow back is delivere...
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