A girl pushes herself up a steep ramp in her
wheelchair. She gains a vertical distance of
25....
Physics, 31.07.2021 01:20 joelpimentel
A girl pushes herself up a steep ramp in her
wheelchair. She gains a vertical distance of
25.8 m when she reaches the top of the ramp.
She turns around and coasts back down the ramp.
If the combined mass of the girl and her wheelchair
is 64.6 kg, what would be her coasting speed at the
bottom of the ramp? Show all your work.
Answers: 3
Physics, 21.06.2019 16:00
The rigid beam is supported by the three suspender bars. bars ab and ef are made of aluminum and bar cd is made of steel. if each bar has a cross-sectional area of 450 mm2, determine the maximum value of p if the allowable stress is (σallow)st = 200 mpa for the steel and ( σallow)al = 150 mpa for the aluminum. est = 200 gpa and eal = 70 gpa.
Answers: 2
Physics, 22.06.2019 03:00
The passage that directs air to the lungs is called a. diaphragm. b. larynx. c. bronchi. d. pharynx.
Answers: 2
Physics, 22.06.2019 05:00
Which car has the most kinetic energy? a. a car of mass 1000 kg with a speed of 3 m/s b. a car of mass 2000 kg with speed 7 m/s c. a car of mass 1000 kg with speed 7 m/s d. a car of mass 2000 kg with speed 3 m/s
Answers: 1
Biology, 01.07.2020 16:01
Mathematics, 01.07.2020 16:01
Mathematics, 01.07.2020 16:01
Mathematics, 01.07.2020 16:01
Mathematics, 01.07.2020 16:01
Mathematics, 01.07.2020 16:01