42. A pendulum with a cord of length r 1.00 m swings in a vertical plane (Fig. P4.42) When the pendulum is in the two horizontal positions 0 90.0° and 0 270°, its speed is 5.00 m/s. Find the magnitude of (a) the radial acceleration and (b) the tangential accel eration for these positions (c) Draw vector diagrams to = determine the direction of the total acceleration for these two posiions. (d) Calculate the magnitude and direction of the total acceleration at these Figure P4.42 two positions

Question
42. A pendulum with a cord of
length r 1.00 m swings in
a vertical plane (Fig. P4.42)
When the pendulum is in the
two horizontal positions 0
90.0° and 0 270°, its speed is
5.00 m/s. Find the magnitude
of (a) the radial acceleration
and (b) the tangential accel
eration for these positions
(c) Draw vector diagrams to
=
determine the direction of the
total acceleration for these two
posiions. (d) Calculate the
magnitude and direction of
the total acceleration at these
Figure P4.42
two positions

Image Transcription

42. A pendulum with a cord of length r 1.00 m swings in a vertical plane (Fig. P4.42) When the pendulum is in the two horizontal positions 0 90.0° and 0 270°, its speed is 5.00 m/s. Find the magnitude of (a) the radial acceleration and (b) the tangential accel eration for these positions (c) Draw vector diagrams to = determine the direction of the total acceleration for these two posiions. (d) Calculate the magnitude and direction of the total acceleration at these Figure P4.42 two positions

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