FUNDAMENTALS OF PHYSICS - EXTENDED
12th Edition
ISBN: 9781119773511
Author: Halliday
Publisher: WILEY
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The angular frequency and amplitude of a simple pendulum are w and A respectively. At a displacement x from the mean position , if its KE is K and PE is U , find the ratio K/U.
Chapter 15, Problem 049
The angle (with respect to the vertical) of a simple pendulum is given by e = emcos[(4.96 rad/s)t ]. If at t
0.0350 rad and de/dt = -0.240 rad/s, what are (a) the phase constant o and (b) the maximum angle 8m? (Hint: Don't confuse
0, e
the rate d0/dt at which 8 changes with the w of the SHM.)
Pivot
point
1е\
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sine
(a)
(b)
(a) Number
Unit
(b) Number
Unit
(a) If the coordinate of a particle varies as x = -A cos wt, what is the phase constant in equation x(t) = A cos(wt + ¢)? (Use any variable or symbol stated above along with
the following as necessary: Tn.)
(b) At what position is the particle at t = 0? (Use any variable or symbol stated above along with the following as necessary: 1.)
X =
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