A 0.55 kg projectile is fired into the air from the top of a 11.9 m cliff above a valley. Its initial velocity is 9.72 m/s at 38β¦ above the horizontal. The acceleration due to gravity is 9.8 m/s 2 . Answer in units of s. How long is the projectile in the air? How far from the bottom of the cliff does the projectile land? Answer in units of m.
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Physics, 21.06.2019 18:20
The extremely high temperatures needed to trigger nuclear fusion are proposed to be generated by laser irradiating a spherical pellet of deuterium and tritium fuel of diameter 1.8 mm. (a) determine the maximum fuel temperature that can be achieved by irradiating the pellet with 200 lasers, each producing a power of 550 w. the pellet has an absorptivity 0.3 and emissivity 0.8.
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Physics, 21.06.2019 23:00
For general projectile motion, when the projectile is at the highest point of its trajectory, its acceleration is zero? a)the horizontal and vertical components of its velocity are zero. b) its velocity is perpendicular to the acceleration. c)the horizontal component of its velocity is zero. d)its velocity and acceleration are both zero.
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Physics, 22.06.2019 05:20
Suppose an objects initial velocity is 10m/s and itβs final velocity is 4 m/s. mass is constant. what can best be concluded about the object based in the work-energy theorem
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Physics, 22.06.2019 07:00
Examine the equation. 23490thβ23088ra+42he what kind of barrier would you need to block the radioactive particles from this reaction? a.a piece of paper b.a sheet of aluminum foil c. a two-inch block of lead d. a solid concrete block
Answers: 1
A 0.55 kg projectile is fired into the air from the top of a 11.9 m cliff above a valley. Its initia...
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