Physics, 09.09.2021 15:50 deaishaajennings123
A tank is filled with water up to the height of 50 metres. Calculate the pressure exerted by the water at the bottom of tank.
Answers: 3
Physics, 21.06.2019 14:20
Physics make-up packetname_cle14. an observer hears a sound with a frequency of 400 hz. if the speed of sound is 340 m/s,what is the wavelength of the sound? a. 0.85 mb. 1.2 mc. 2.75 m13.6 m15. as sound travels from steel into air, its speed decreases. if the frequency of the wavedoesn't change, what happens to its wavelength? a. it increases(b) it decreasesc. it remains the samed. there is not enough information given
Answers: 1
Physics, 23.06.2019 01:00
During the apollo moon missions, astronauts were concerned about the effects of newton's third law of motion when: o a. they ejected waste water, because they were concerned that it would push them off course. o b. they reentered earth's atmosphere, because they were carrying heavy moon rocks. o c. they took off from earth, because a large force was required to generate large acceleration. o d. they detected incoming space debris, because the inertia of the debris could damage their ship.
Answers: 3
Physics, 23.06.2019 01:40
When you see distant streetlights through smog, they look dimmer and redder than they do normally. but when you see the same streetlights through fog or falling snow, they look dimmer but not redder. use your knowledge of the interstellar medium to discuss the relative sizes of the particles in smog, fog, and snowstorms compared to the wavelength of light.
Answers: 3
A tank is filled with water up to the height of 50 metres. Calculate the pressure exerted by the wat...
Mathematics, 02.10.2019 03:00
Mathematics, 02.10.2019 03:00
Mathematics, 02.10.2019 03:00
History, 02.10.2019 03:00
Mathematics, 02.10.2019 03:00
Mathematics, 02.10.2019 03:00
Mathematics, 02.10.2019 03:00
Mathematics, 02.10.2019 03:00
Physics, 02.10.2019 03:00