Physics, 22.04.2020 14:12 robert7248
A block of mass 10 kg is kept on a horizontal surface of coefficient of friction 0.1 if horizontal force of 5N acts on body then fractional force is equal to
Answers: 2
Physics, 22.06.2019 14:00
Awater balloon launcher uses an elastic band with a spring constant of 115 n/m to use thee launcher you stretch thee band back with a balloon n it the water balloons have a mass of 1.3 kg a) if you stretch the band by 0.8 m, what elastic force will the band exert? b) with the band stretched 0.8 m, how much elastic potential energy is stored in the spring? c) if you release the band, it pushes forward. what is the kinetic energy of the balloon when it reaches the natural length of the band? d) what is the speed of the balloon when it reaches the natural length of the band?
Answers: 1
Physics, 23.06.2019 07:00
What is the period of a wave traveling 5 m/s if its wavelength is 20 m/s
Answers: 1
Physics, 23.06.2019 13:00
An 800 kg car is moving at 32 m/s when it hits the afterburner. the after burner applies a 180,000 n force for 25 seconds. what is the rockets final speed?
Answers: 1
A block of mass 10 kg is kept on a horizontal surface of coefficient of friction 0.1 if horizontal f...
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