Physics, 22.09.2019 09:30 Deavionaaaaa
Amodel rocket fired vertically from the ground ascends with a constant vertical acceleration of 52.7 m/s2 for 1.41 s. its fuel is then exhausted, so it continues upward as a free-fall particle and then falls back down. (a) what is the maximum altitude reached? (b) what is the total time elapsed from takeoff until the rocket strikes the ground?
Answers: 1
Physics, 22.06.2019 19:20, fernandofhn1844
Which best describes the difference between internal and thermal energy?
Answers: 1
Physics, 22.06.2019 23:20, jjhagan22
Consider each of the electric- and magnetic-field orientations given next. in each case, what is the direction of propagation of the wave? a)\vec ein the +xdirection,\vec bin the +ydirection. choose+ x direction- x direction+ y direction- y direction+ z direction- z direction b)\vec ein the -y direction,\vec bin the +x choose+ x direction- x direction+ y direction- y direction+ z direction- z direction c)\vec ein the +z direction,\vec bin the -x direction. choose+ x direction- x direction+ y direction- y direction+ z direction- z direction d)\vec ein the +y direction,\vec bin the -z direction. choose+ x direction- x direction+ y direction- y direction+ z direction- z direction
Answers: 3
Amodel rocket fired vertically from the ground ascends with a constant vertical acceleration of 52.7...
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