31. Verify the ranges for the projectiles in Figure 3.40 (a) for 0 = 45° and the given initial velocities. 50 m/s 40 m/s 30 m/s 45 ER=91.8 m R= 163 m- R= 255 m - (a) Vo- 50 m/s 75 45 15H1 R= 128 m R=255 m (b) Figure 3.40 Trajectories of projectiles on level ground. (a) The greater the initial speed vo, the greater the range for a given initial angle. (b) The effect of initial angle Oo on the range of a projectile with a given initial speed. Note that the range is the same for 15° and 75°, although the maximum heights of those paths are different.
31. Verify the ranges for the projectiles in Figure 3.40 (a) for 0 = 45° and the given initial velocities. 50 m/s 40 m/s 30 m/s 45 ER=91.8 m R= 163 m- R= 255 m - (a) Vo- 50 m/s 75 45 15H1 R= 128 m R=255 m (b) Figure 3.40 Trajectories of projectiles on level ground. (a) The greater the initial speed vo, the greater the range for a given initial angle. (b) The effect of initial angle Oo on the range of a projectile with a given initial speed. Note that the range is the same for 15° and 75°, although the maximum heights of those paths are different.
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Chapter1: Units, Trigonometry. And Vectors
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Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Transcribed Image Text:31. Verify the ranges for the projectiles in Figure 3.40 (a) for 0 = 45° and the given initial velocities.
Transcribed Image Text:50 m/s
40 m/s
30 m/s
45
ER=91.8 m
R= 163 m-
R= 255 m
-
(a)
Vo- 50 m/s
75
45
15H1
R= 128 m
R=255 m
(b)
Figure 3.40 Trajectories of projectiles on level
ground. (a) The greater the initial speed vo, the
greater the range for a given initial angle. (b) The
effect of initial angle Oo on the range of a projectile
with a given initial speed. Note that the range is the
same for 15° and 75°, although the maximum
heights of those paths are different.
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