2. A ball is projected horizontally with an initial velocity of 17.9mil/hr from the top of an 80m high building. Compute the following: a. The components of the initial velocity (m/s). b. The time it takes to reach the ground (s). c. The horizontal distance it covers (in miles,. d. The magnitude and direction of the velocity of the ball when it is 1500 cm above the ground (m/s)..

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solve part d .
2. A ball is projected horizontally with an initial velocity of 17.9mil/hr from the top of an
80m high building. Compute the following:
a. The components of the initial velocity (m/s).
b. The time it takes to reach the ground (s).
c. The horizontal distance it covers (in miles).
d. The magnitude and direction of the velocity of the ball when it is 1500 cm above the
ground (m/s). .
Transcribed Image Text:2. A ball is projected horizontally with an initial velocity of 17.9mil/hr from the top of an 80m high building. Compute the following: a. The components of the initial velocity (m/s). b. The time it takes to reach the ground (s). c. The horizontal distance it covers (in miles). d. The magnitude and direction of the velocity of the ball when it is 1500 cm above the ground (m/s). .
Ginen,
Initial
velocity of ball Vi - 17.9 mil /r
Vi = 17.9 mil /m
17.9 X1609.344 m
%3D
3600
sec
8.002 m/sec.
Hosizontel Comporent of
velocity,
Van = 8.002 m/Bec.
(9 )
gom
Verticel Component of woocity
Viv - 0
(b) Time taken to reach the ground
is
given by,
2X80
9.8
= 4.04 sec..
C)
Horizatal distance conered is given by,
Vi x+
8.002 X4.04
D =
32.328 mile
]6०৭-3५५
D =
32.32 8 m
%3D
D= 0.02 mile
Transcribed Image Text:Ginen, Initial velocity of ball Vi - 17.9 mil /r Vi = 17.9 mil /m 17.9 X1609.344 m %3D 3600 sec 8.002 m/sec. Hosizontel Comporent of velocity, Van = 8.002 m/Bec. (9 ) gom Verticel Component of woocity Viv - 0 (b) Time taken to reach the ground is given by, 2X80 9.8 = 4.04 sec.. C) Horizatal distance conered is given by, Vi x+ 8.002 X4.04 D = 32.328 mile ]6०৭-3५५ D = 32.32 8 m %3D D= 0.02 mile
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