Simple Harmonic Motion: why sin(wt) instead of sin(t)? - Physics …
2018年9月15日 · Again, that all makes sense. However, what I do not understand is why sin(wt) [I know omega is the letter used but I only have w on my keyboard] is used instead of sin(t). It is …
Explaining Sinusoidal Motion: x = A sin(wt) - Physics Forums
2010年5月31日 · Can someone please explain the following equation: x = A sin(wt) where A = amplitude, w = angular velocity, t = time. The way it's explained in my textbook is very confusing.
Dimensions of Sin(wt) and Sin(w) and Sin(t) - Physics Forums
2006年4月5日 · It's not a sufficient question to ask what units sin(wt) has. It depends on the quantity that you are using that function to represent. For example, Air pressure -- P = P1 * …
Aaah - sin(wt) - time or frequency domain? - Physics Forums
2006年12月15日 · LM741. You shouldn't be bothered by the fact that the (*one and only*) frequency of a signal that varies sinusoidally with time appears in the expression for that …
Significace of i*sin(wt) in SHM [cos(wt)+i*sin(wt)] - Physics Forums
2008年4月15日 · However, for your original question, the term i * sin(wt) does have a physical relevance- in mechanics and electromagnetics, the linear response of a system to a periodic …
Representing sum of cosine and sine as a single cosine expression
2010年7月12日 · a.cos(wt) + b.sin(wt) = M.cos(wt + ϕ) Can you give me M and ϕ in terms of a and b? Insights Blog -- Browse All Articles -- Physics Articles Physics Tutorials Physics Guides …
Trigonometric simplification: -a*sin(wt) + w*cos(wt) - Physics Forums
2011年7月13日 · I'm trying to figure out the steps required to do the following simplification: This equation: b/(a^2+ ω^2 )*(-a*sin(ω*t)+ω*cos(ω*t)) can be... Insights Blog -- Browse All Articles - …
Position in Motion: When to Use Cos & Sin in x=A*sin (wt+phi) or …
2011年12月25日 · A sin(wt+phi + pi/2) = A cos(wt+phi) Dec 25, 2011 #3 jtbell. Staff Emeritus. Science Advisor. Homework Helper.
Understanding the V(in)=V(max).sin(wt) Formula for DC …
2008年10月27日 · Can someone please explain to me in brief detail as to what each expression means for the given formula:- V(in)=V(max).sin(wt) and to how this formula... Insights Blog -- …
Are c1 cos(wt) + c2 sin(wt) and A sin(wt + phi) Equivalent?
2006年9月16日 · Hi. I have to show that x(t)=c1 cos(wt) + c2 sin(wt) '(1)' and x(t) = A sin(wt + phi) are equivalent. I know I have to use sin(alpha + beta) =...