Physics, 28.06.2020 15:01 xxxschooltimexxx
The frequency of the sound heard by the motorcyclist is given by the expression
A motorcyclist moves to the left with a speed of 20 m/s. A police car with velocity 30 m/s to the right emits a sound with a
frequency of 400 Hz. Speed of sound in air is 340 m/s.
Answers: 2
Physics, 21.06.2019 14:30, yvettegonzalez3390yg
Does any one know what real love is and would anyone be willing to share it with me?
Answers: 2
Physics, 21.06.2019 21:30, ddoherty88
Aquantity of gas has a volume of 1.5 m3 and an absolute pressure of 95 kpa. when the gas is compressed to a volume of 0.5 m3, what is the new absolute pressure of the gas? (assume that there’s no change in temperature.)
Answers: 3
Physics, 22.06.2019 05:00, shimmerandshine1
At time t=0, a particle is located at the point (3,6,9). it travels in a straight line to the point (5,2,7), has speed 8 at (3,6,9) and constant acceleration 2i−4j−2k. find an equation for the position vector of the particle.
Answers: 2
The frequency of the sound heard by the motorcyclist is given by the expression
A motorcyclist move...
History, 19.03.2020 08:37
Mathematics, 19.03.2020 08:37
Mathematics, 19.03.2020 08:37
Mathematics, 19.03.2020 08:37