Physics, 12.08.2020 05:01 vetterk1400
An 18g bullet is shot vertically into a 10kg block. The block lifts upward 9mm. The bullet penetrates the block in a time interval of 0.001s. Assume the force on the bullet is constant during penetration. The initial kinetic energy of the bullet is closest to:
Answers: 1
Physics, 21.06.2019 20:30
Air enters a compressor operating at steady state at 1.05 bar, 300 k, with a volumetric flow rate of 93 m3/min and exits at 12 bar, 400 k. heat transfer occurs at a rate of 15.5 kw from the compressor to its surroundings. assuming the ideal gas model for air neglecting kinetic potential energy effects, determine the power in put in kw.
Answers: 2
Physics, 22.06.2019 07:20
What is the magnitude of the acceleration vector which causes a particle to move from velocity −5i−2j m/s to −6i+ 7j m/s in 8 seconds. answer in m/s.
Answers: 3
Physics, 22.06.2019 10:00
Awater-filled u-tube manometer is used to measure the pressure inside a tank that contains air. the water level in the u-tube on the side that connects to the tank is 5 ft above the base of the tank. the water level in the other side of the u-tube (which is open to the atmosphere) is 2 ft above the base. determine the pressure within the tank.
Answers: 2
Physics, 22.06.2019 10:00
What is the temperature in degrees celsius of a substance with a tempature of 49k
Answers: 2
An 18g bullet is shot vertically into a 10kg block. The block lifts upward 9mm. The bullet penetrate...
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