Physics, 16.09.2019 17:20 graciecope04
Arocket is fired vertically and ascends with a constant vertical acceleration of 20 m/s2 for 1 min. its fuel is then all used and it continues as a free fall particle. (a) calculate the maximum altitude reached. (b) calculate the total time elapsed from takeoff until the rocket strikes the earth.
Answers: 3
Physics, 22.06.2019 05:40
The difference between a red shift and a blue shift has to do with wavelength frequency. t or f
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Physics, 22.06.2019 08:00
Choose each of the settings that follow and list them below do it ill mark brainliest first object= position= speed= acceleration= second object= position= speed= acceleration=
Answers: 2
Physics, 23.06.2019 00:20
You are the coordinator for a program that is going to take place at night in a rectangular amphitheater in the mountains. you will have no access to any electricity, but you must be able to illuminate the entire grounds. you know the intensity of the light from a lantern varies inversely as the square of the distance from the lantern. suppose the intensity is 90 when the distance is 5 m. a. write an equation to model the situation. b. solve for the constant of variation. c. write the equation to model the situation using the constant () of variation. d. you have been given lanterns with 40 light intensity. use your equation to solve for the distance from the lantern. e. you need to illuminate 225 km. how many meters do you need to light? f. how many lanterns will you need?
Answers: 3
Physics, 23.06.2019 01:00
How much work would it take to move a coulomb charge across a 4 volt potential difference?
Answers: 2
Arocket is fired vertically and ascends with a constant vertical acceleration of 20 m/s2 for 1 min....
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