Physics, 23.10.2020 09:01 danielamadrid79
A cruise ship moves southward in still water at a speed of 20.0 km/h, while a passenger on the deck of the ship walks
toward the east at a speed of 5.0 km/h the passenger's velocity with respect to earth is
a) 20.6 km/h at an angle of 14.04° east of south.
b) 20.6 km/h at an angle of 14.04° south of east.
c) 25.0 km/h south.
d) 20.6 km/h east.
e) 20.6 km/h south.
Answers: 2
Physics, 21.06.2019 15:30
Taylor's experiment: 1. accurately measured the speed of light 2. locked together the phases of two light sources so that the interference pattern would not shift 3. showed that man's reaction time was much slower than the speed of light 4. showed that individual photons have wave characteristics
Answers: 2
Physics, 22.06.2019 09:30
Along the line connecting the two charges, at what distance from the charge q1 is the total electric field from the two charges zero? express your answer in terms of some or all of the variables s, q1, q2 and k =14ï€ïµ0. if your answer is difficult to enter, consider simplifying it, as it can be made relatively simple with some work.
Answers: 3
Physics, 22.06.2019 10:30
You are given two vectors a⃗ =−3.00ι^ 5.00j^ and b⃗ =5.00ι^ 2.00j^. let the counterclockwise angles be positive.
Answers: 3
A cruise ship moves southward in still water at a speed of 20.0 km/h, while a passenger on the deck...
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