30.0 /s at an angle of 40.0°. (See Figury 3.40.) The edge of the Ioof 14.0 m above the ground, and the snowball has a speed of 7.00 m as it rolls off the roof. Ignore a V0 7.00 m/s roblem 44. resistance. How far from the inness Book of red was hit by 14.0 m edge of the barn does the snow- ball strike the ground if it doesn't strike anything else while falling? 54. Il BIO Spiraling up. It is common to see birds of prey rising upward on thermals. The paths they take Figure 3.40 Problem 53. all traveled 188 ae ballpark. (a) ve the horizon- eed of the ball 4.0 m s hit at a point ound was per- may be spiral-like. You can model the spiral motion as uniform cir- cular motion combined with a constant upward velocity. Assume e 3.0 m (10 ft) plate? the ball with a bird completes a circle of radius 8.00 m every 5.00 s and rises vertically at a rate of 3.00 m/s. Determine: (a) the speed of the bird relative to the ground; (b) the bird's acceleration (magnitude and direction); and (c) the angle between the bird's velocity vector and 60 m (about e horizontal, e times could times known the horizontal. 55. Il A Ferris wheel with radius hori- 15 m/s from d, the height ad14.0 m is turning about zontal axis through its center, as Figure 3.41. The linear 14.0 m

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Chapter4: Motion In Two And Three Dimensions
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Question number 54.

30.0 /s
at an angle of 40.0°. (See Figury
3.40.) The edge of the Ioof
14.0 m above the ground, and the
snowball has a speed of 7.00 m
as it rolls off the roof. Ignore a
V0 7.00 m/s
roblem 44.
resistance. How far from the
inness Book of
red was hit by
14.0 m
edge of the barn does the snow-
ball strike the ground if it doesn't
strike anything else while falling?
54. Il BIO Spiraling up. It is common
to see birds of prey rising upward
on thermals. The paths they take Figure 3.40 Problem 53.
all traveled 188
ae ballpark. (a)
ve the horizon-
eed of the ball
4.0 m
s hit at a point
ound was per-
may be spiral-like. You can model
the spiral motion as uniform cir-
cular motion combined with a constant upward velocity. Assume
e 3.0 m (10 ft)
plate?
the ball with
a bird completes a circle of radius 8.00 m every 5.00 s and rises
vertically at a rate of 3.00 m/s. Determine: (a) the speed of the bird
relative to the ground; (b) the bird's acceleration (magnitude and
direction); and (c) the angle between the bird's velocity vector and
60 m (about
e horizontal,
e times could
times known
the horizontal.
55. Il A Ferris wheel with radius
hori-
15 m/s from
d, the height
ad14.0 m is turning about
zontal axis through its center, as
Figure 3.41. The linear
14.0 m
Transcribed Image Text:30.0 /s at an angle of 40.0°. (See Figury 3.40.) The edge of the Ioof 14.0 m above the ground, and the snowball has a speed of 7.00 m as it rolls off the roof. Ignore a V0 7.00 m/s roblem 44. resistance. How far from the inness Book of red was hit by 14.0 m edge of the barn does the snow- ball strike the ground if it doesn't strike anything else while falling? 54. Il BIO Spiraling up. It is common to see birds of prey rising upward on thermals. The paths they take Figure 3.40 Problem 53. all traveled 188 ae ballpark. (a) ve the horizon- eed of the ball 4.0 m s hit at a point ound was per- may be spiral-like. You can model the spiral motion as uniform cir- cular motion combined with a constant upward velocity. Assume e 3.0 m (10 ft) plate? the ball with a bird completes a circle of radius 8.00 m every 5.00 s and rises vertically at a rate of 3.00 m/s. Determine: (a) the speed of the bird relative to the ground; (b) the bird's acceleration (magnitude and direction); and (c) the angle between the bird's velocity vector and 60 m (about e horizontal, e times could times known the horizontal. 55. Il A Ferris wheel with radius hori- 15 m/s from d, the height ad14.0 m is turning about zontal axis through its center, as Figure 3.41. The linear 14.0 m
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University Physics Volume 1
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ISBN:
9781938168277
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Publisher:
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