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Byju's Answer
Standard XII
Physics
1st Equation of Motion
A ball is thr...
Question
A ball is thrown vertically upward from the ground with a speed of 24.5 m/s. After what time intervals, the ball will be at a height of 29.4m from the ground.
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Solution
Dear Student,
A
c
c
o
r
d
i
n
g
t
o
q
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e
s
t
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n
b
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d
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m
o
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29
.
4
=
24
.
5
t
-
1
2
×
9
.
8
×
t
2
t
2
-
5
t
+
6
=
0
(
t
-
6
)
(
t
-
1
)
=
0
s
o
t
1
=
1
s
a
n
d
t
2
=
6
s
s
o
a
f
t
e
r
t
2
-
t
1
=
6
-
1
=
5
s
b
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a
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s
a
m
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h
e
i
g
h
t
29
.
4
m
Regards
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