Physics, 24.11.2021 18:20 kaquino983
2. How much force is applied to a 10 kg hammer if it starts with a velocity of 8 m/s and ends 5 seconds later with a velocity of 18 m/s? (2 parts)
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If a tank filled with water contains a block and the height of the water above point a within the block is 0.8 meter, what is the pressure at point a?
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The frequencies refer to the sample data collected from a population of interest when performing a hypothesis test comparing two or more population proportions.
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Astone is dropped from the upper observation deck of a tower, 250 m above the ground. (assume g = 9.8 m/s2.) (a) find the distance (in meters) of the stone above ground level at time t. h(t) = (b) how long does it take the stone to reach the ground? (round your answer to two decimal places.) s (c) with what velocity does it strike the ground? (round your answer to one decimal place.) m/s (d) if the stone is thrown downward with a speed of 2 m/s, how long does it take to reach the ground? (round your answer to two decimal places.) s
Answers: 3
2. How much force is applied to a 10 kg hammer if it starts with a velocity of 8 m/s and ends 5 seco...
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