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Determine what is the absolute pressure on the bottom of a swimming pool 24 meter by 7.20 meter whose uniform depth is 2.24 meter?
Find the total force on the bottom of that swimming pool?
Find the pressure against the side of the pool near the bottom?
On a spacecraft, two engines are turned on for 991 second at a moment when the velocity of the craft has x and y components of v0x = 5840 m/s andv0y = 8140 m/s. Find the x and y components of the craft acceleration
If the create has a mass of 110 and is 1.60 tall and 0.80 in depth and width, what is the minimum force needed to make the crate start tipping? (Assume the center of mass of the crate is at its center and static friction great enough to prevent sl..
A battleship simultaneously fires two shells toward two identical enemy ships. One shell hits ship A, which is close by, and the other hits ship B, which is farther away. The two shells are fired at the same speed. Assume that air resistance is negli..
a bulb emits light uniformly in all directions. the average emitted power is 150w. at a distance of 5m from the bulb
A person pushes a block with a force of 350 Newton for 15 s. Determine what is the impulse on the block
A 0.25?F capacitor is charged to 80V . It is then connected in series with a 25?resistor and a 110? resistor and allowed to discharge completely
An engine with reservoir temperatures of 387 K and 725 K operates at half the efficiency of a Carnot engine. If the hot reservoir supplies the engine 4670 J of heat energy during each cycle, how much net work does the engine do in a cycle?
You jump from the top of a boulder to the ground 1.85 m below. Calculate your deceleration on landing
Suppose that 0.10mol of argon gas is admitted to an evacuated 50cm3 container at 20° C. The gas then undergoes isobaric heating to the temperature of 300°C. What is the final pressure of gas? What is the final volume.
A black thin-walled cylindrical can, 10.0 cm in diameter and 20.0 cm tall is filled with water at 100°C and suspended in a 20°C room. Determine the initial rate of heat transfer due to radiation
How much heat will be released when a 100 gram iron meteor, moving by speed of 10 km/s, falls to the surface of the earth? Will the meteor melt?
A 13.0 kg bucket of water of is suspendedby a rope wrapped around a pulley, which is just a solid cylinder0.300 m in diameter with mass 17.0 kg. With what speed does the bucket strike the water
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