Physics, 05.07.2019 03:20 Alysssssssssssa
A50 n crate sits on a borizontal the floor is 0.50. a 20-n force is applied to the crate acting to friction force acting on the crate? floor where the coefficient of static friciom hertseen the cae and the coett a 20 n to the righ b 20 n to the left c 2s n to the right d 25 n to the left enone of the above, the crate starts to move the right. what is the resaiting, sae 17. a person stands on a scale in an elevator. his apparent weight is greates a is standing still. b. is moving upward with a constant speed is moving downward with a constant velocity is accelerating downward heat on a still lake to mové forward?
Answers: 3
Physics, 22.06.2019 00:30
During spring semester at mit, residents of the parallel buildings of the east campus dorms battle one another with large catapults that are made with surgical hose mounted on a window frame. a balloon filled with dyed water is placed in a pouch attached to the hose, which is then stretched through the width of the room. assume that the stretching of the hose obeys hooke's law with a spring constant of 89.0 n/m. if the hose is stretched by 5.80 m and then released, how much work does the force from the hose do on the balloon in the pouch by the time the hose reaches its relaxed length? unitst 3 number-1497 the tolerance is +/-5% open show work click if you would like to show work for this question:
Answers: 2
Physics, 22.06.2019 02:40
If the wheels lock when braking suddenly the vehicle: a: loses traction b: lose steering wheel ability c: gain speed slightly d: gain steering ability
Answers: 1
Physics, 22.06.2019 06:30
Air initially at 0.75 bar, 1000 k, and occupying a volume of 0.12 m^3 undergoes two processes. process 1-2: the air is compressed isothermally until the volume is halved. process 2-3: the air undergoes a constant pressure process until the volume is halved again. assume ideal gas behavior. a) determine the mass of the air, in kg. b) the work and the heat transfer for each of the two processes, in kj. (100 kj = 1 bar . m^3)
Answers: 1
A50 n crate sits on a borizontal the floor is 0.50. a 20-n force is applied to the crate acting to f...
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