Physics, 26.06.2019 01:20 tanyalaurenti
Asound wave traveling through a certain freshwater lake has a frequency of 349.2 hz and a wavelength of 4.25. what is the speed of a sound wave in this water
Answers: 1
Physics, 22.06.2019 11:30
In order of decreasing light-transmitting capabilities of materials, which is the correct sequence? a. transparent -> translucent -> opaque b. opaque -> transparent -> translucent c. opaque -> translucent -> transparent d. translucent -> transparent -> opaque
Answers: 1
Physics, 22.06.2019 21:10
Aspecified volume of space contains an electric field for which the magnitude is given by e=e0cos(ωt). suppose that e0 = 20 v/m and ω = 1.0 × 107 s−1. part a what is the maximum displacement current through a 0.80 m2 cross-sectional area of this volume? express your answer with the appropriate units. idisp,max i d i s p , m a x = nothing nothing request answer part b how would this area have to be oriented relative to the electric field to get this maximum displacement current?
Answers: 2
Physics, 23.06.2019 02:30
An airplane is flying with a velocity of 240 m/s at an angle of 30.0∘ with the horizontal, as the drawing shows. when the altitude of the plane is 2.4km,a flare is released from the plane. the flare hits the target on the ground. what is the angle θ?
Answers: 3
Physics, 23.06.2019 05:30
20) what is a magnetic field? 21) in which direction do magnetic field lines always point? 22) sketch a diagram showing how a plotting compass points around a 23) name two magnetic poles that will: a) attract each other b) repel each other. 24) explain why you can use a compass to navigate. 25) what's an electromagnet? 26) list two ways to increase the strength of an electromagnet. 27) the wire in a simple motor feels a force when a current flows through it. why is this? i need answers to check mine
Answers: 1
Asound wave traveling through a certain freshwater lake has a frequency of 349.2 hz and a wavelength...
Mathematics, 24.12.2021 20:50
Mathematics, 24.12.2021 20:50
Biology, 24.12.2021 20:50
Mathematics, 24.12.2021 20:50
World Languages, 24.12.2021 20:50
Chemistry, 24.12.2021 20:50
English, 24.12.2021 20:50
Mathematics, 24.12.2021 20:50
Arts, 24.12.2021 20:50