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Problem: Estimate how many cubic meters of air an average person breathes in two weeks. A typical human breathes about 12 L per breath.
Please show work and steps. Do not just copy paste from the internet. Thanks
Two disks are rotating about the same axis. Disk A has a moment of inertia of 3.67 kg·m2 and an angular velocity of +3.04 rad/s. What is the moment of inertia of disk B
Highg power lasers in factories are used to cut through cloth and metal. One such laser has a beam diameter of 1.50 mm, Find the power delivered by the laser
A 4.8 block of mass slides from rest down a frictionless 30.1o incline and is halted by a powerful spring with a spring constant 39800 N/m. Evaluate how far has the spring been compressed
A charged paint is spread in a very thin uniform layer over the surface of a plastic sphere of diameter 12.0 cm, determine find the electric field just inside the paint layer
A mass hangs on the end of a massless rope. The pendulum is held horizontal and released from rest. When the mass reaches the bottom of its path it is moving at a speed v = 2.4 m/s and the tension in the rope is T = 15.1 N.
An ant walks on a piece of graph paper straight along the x axis a distance of 10.0 cm in 1.90s . It then turns left 30.0? And walks in a straight line another 10.0 cm in 1.70s. Finally, it turns another 70.0 to the left and walks another 10.0 cm in ..
A gas is enclosed in a container fitted with a piston of cross-sectional area 0.150 m2. If the internal energy of the gas decreases by 6.40 J, find the amount of heat removed from the system by heat during the compression
jack was exposed to fast neutrons he received a radiation dose of 180 rem on part of his hand affecting 24.0 g of
When an 78.3-kg adult uses a spiral staircase to climb to the second floor of his house, his gravitational potential energy increases by 2.08 x 103 J. By how much does the potential energy of a 19.5-kg child increase when the child climbs a normal st..
A golfer hits a shot to a green that is elevated 3.0 meter above the point where the ball is struck. calculate the speed of the ball just before it lands
A large rock that weighs 164.0 N is suspended from the lower end of a thin wire that is 3.00 m long. The density of the rock is 3200 kg/m^3. What is the density of the liquid
A 255-kg box is being pushed on a surface at a constant velocity using a force F=200 N as shown at right. What is the coefficient of friction between the box and the surface
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