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A model rocket rises with constant acceleration to a height of 3.1 m, at which point its speed is 26.0 m/s.
A.) How much time does it take for the rocket to reach this height?
B.) What was the magnitude of the rocket's acceleration?
C.) Find the height of the rocket 0.15 s after launch.
Express your answer using two significant figures.
D.) Find the speed of the rocket 0.15 s after launch.
A 0.21-kg coffee mug is made from a material that has a specific heat capacity of 900 J/(kg · C°) and contains 0.36 kg of water. determine the minimum power rating of this heater
A rod of 2.0-m length and a square (2.0 mm ? 2.0 mm) cross section is made of a material with a resistivity of 6.0 ? 10-8 ? ? m. at what rate is heat generated in the rod
two wires are identical except that one is aluminum and one is copper. the aluminum wire has a resistance of 0.832.
Question on constant speed
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