In a particular crash test, an automobile of mass 1692 kg collides with a wall and bounces back off the wall. the x components of the initial and final speeds of the automobile are 20 m/s and 3 m/s, respectively. if the collision lasts for 0.16 s, find the magnitude of the impulse due to the collision. answer in units of kg · m/s.
Answers: 3
Physics, 22.06.2019 14:50
Nitrogen (n2) undergoes an internally reversible process from 6 bar, 247°c during which pν1.2 = constant. the initial volume is 0.1 m3 and the work for the process is 121.14 kj. assuming ideal gas behavior, and neglecting kinetic and potential energy effects, determine heat transfer, in kj, and the entropy change, in kj/s. show the process on a t-s diagram.
Answers: 2
Physics, 22.06.2019 23:00
Identify the type of heat transfer occurring when chocolate melts in your hand
Answers: 1
Physics, 22.06.2019 23:30
Four 5-gram blocks of metal are sitting out in the sun and absorb the same amount of heat energy. use the following specific heat capacity data to determine which block will increase its temperature the most.
Answers: 2
Physics, 23.06.2019 01:30
The two most prominent wavelengths in the light emitted by a hydrogen discharge lamp are 656(red) and 486 (blue). light from a hydrogen lamp illuminates a diffraction grating with 500 lines per mm, and the light is observed on a screen 1.50 behind the grating. what is the distance between the first-order red and blue fringes?
Answers: 3
In a particular crash test, an automobile of mass 1692 kg collides with a wall and bounces back off...
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