Physics, 28.01.2020 23:54 odalysesquermon
Aman stands on the roof of a building of height 13.0m and throws a rock with a velocity of magnitude 33.0m/s at an angle of 25.3(degree) above the horizontal. you can ignore air resistance. (a)calculate the maximum height above the roof reached by the rock. (b)calculate the magnitude of the velocity of the rock just before it strikes the ground.(c)calculate the horizontal distance from the base of the building to the point where the rock strikes the ground.
Answers: 3
Physics, 22.06.2019 00:30
What is the acceleration of a spaceship that is initially at rest and then speeds up to 220 m/s in 20 seconds
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Physics, 22.06.2019 16:30
3. a lunar exploration vehicle was created by a research team. it weighs 3,000 kg on the earth. it needs an acceleration of 10 m/s2 on the moon. in order to have the same acceleration, what will be the net force acting on the vehicle on the earth?
Answers: 2
Physics, 22.06.2019 17:40
The first-order reaction a→2b+c has rate constant 0.538 s−1. if the initial concentration of a is 0.867 mol l−1, what is the half-life of the reaction in seconds? remember to use correct significant figures in your answer (round your answer to the nearest hundredth). do not include units in your response.
Answers: 3
Aman stands on the roof of a building of height 13.0m and throws a rock with a velocity of magnitude...
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