Given that T =
2 pz
,find the value of T
√7² + g²
if I = 3.142,1 = 7.89 and g = 9.81.
(Give your answer correct to 3 significant figures.) [
(A) 3.94
(B) 394
(C) 39.4
(D)4.39
Answers
Answered by
1
Step-by-step explanation:
Solution
T
=
2
π
l
√
l
2
+
g
2
π
=
3.142
l
=
7.89
g
=
9.81
T
=
2
×
3.142
×
7.89
√
(
7.89
)
2
+
(
9.81
)
2
=
49.5492
√
158.4882
=
49.5492
12.589
=
3.935
=
3.94
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