Two identical He-filled spherical bal- loons each carrying a charge q are tied to a weight Wwith strings and float in equilibrium as shown in Fig. 1.12(a). Find: 1. the magnitude of q, assuming that the charge on each balloon acts as if it were concentrated at the centre. 2. the volume of each balloon. 9, m 122 9.m F mg B T cose Tsine
Two identical He-filled spherical bal- loons each carrying a charge q are tied to a weight Wwith strings and float in equilibrium as shown in Fig. 1.12(a). Find: 1. the magnitude of q, assuming that the charge on each balloon acts as if it were concentrated at the centre. 2. the volume of each balloon. 9, m 122 9.m F mg B T cose Tsine
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Transcribed Image Text:Two identical He-filled spherical bal-
loons each carrying a charge q are tied to a welght Wwith
strings and float in equilibrium as shown in Fig. 1.12(a).
Find:
1. the magnitude of 4, assuming that the charge on each
balloon acts as if it were concentrated at the centre.
2. the volume of each balloon.
9, m
818
(a)
1
W
q, m
Fig.
F←
mg
B
T cose
T
T sin
(b)
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