Apaper airplane is thrown to the north from the top of a cliff with a speed of 2 km/h. the paper airplane land 15 minutes (0.25 hours) later. how far from the cliff did the paper airplane land? a. 0.25 km to the northb. 0.5 km to the northc. 0.7 km to the noth d. 1.5 km to the north
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The graph describes the motion of an object. the object moves with from a to b. it from b to c. it moves with from c to d.
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Ameter stick is pivoted at the 0.50-m line. a 3.0-kg object is hung from the 0.15-m line. where should a 5.0-kg object be hung to achieve equilibrium (the meter stick oriented horizontal and motionless)?
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Oxygen undergoes an isentropic expansion from 120 degree c and 280 kpa absolute to 140 kpa absolute. determine the final temperature of the oxygen and the amount of work per kg of o_2 produced in the process if it is adiabatic.
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Apair of 10μf capacitors in a high-power laser are charged to 1.7 kv.a. what charge is stored in each capacitor? b. how much energy is stored in each capacitor?
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Apaper airplane is thrown to the north from the top of a cliff with a speed of 2 km/h. the paper air...
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