instant it reaches an altitude of 1110 m and a
Physics, 12.02.2020 03:04 taterbuglee2003
A rocket is fired vertically upward. At the
instant it reaches an altitude of 1110 m and a
speed of 288 m/s, it explodes into three equal
fragments. One fragment continues to move
upward with a speed of 279 m/s following the
explosion. The second fragment has a speed of 367 m/s and is moving east right after the
explosion.
What is the magnitude of the velocity of
the third fragment?
Answer in units of m/s.
Answers: 2
Physics, 21.06.2019 17:10, seby77L
Aspecial electronic sensor is embedded in the seat of a car that takes riders around a circular loop-the-loop ride at an amusement park. the sensor measures the magnitude of the normal force that the seat exerts on a rider. the loop-the-loop ride is in the vertical plane and its radius is 23 m. sitting on the seat before the ride starts, a rider is level and stationary, and the electronic sensor reads 740 n. at the top of the loop, the rider is upside down and moving, and the sensor reads 370 n. what is the speed of the rider at the top of the loop?
Answers: 1
Physics, 22.06.2019 06:00, quetzaliescalona
A1,700kg car is being used to give a 1,400kg car a push start by exerting a force of 140n the impulse on the smaller car during the 30.0s of contact is +670kg*m/s. what is the impulse of the smaller car on the larger car? -814 kg*m/s 0kg *m/s -670kg*m/s -550kg*m/s
Answers: 1
A rocket is fired vertically upward. At the
instant it reaches an altitude of 1110 m and a
instant it reaches an altitude of 1110 m and a
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