A $10 - \mathrm { g }$ Bouncy Ball Is Confined in A

Multiple Choice

A $10 - \mathrm { g }$ bouncy ball is confined in a $8.3 - \mathrm { cm }$ -long box. What is its minimum energy? $( h = 6.626 \times$ $10 ^ { - 34 } \mathrm {~J} \cdot \mathrm { s }$ )

A) $3.2 \times 10 ^ { - 46 } \mathrm {~J}$
B) $8.1 \times 10 ^ { - 65 } \mathrm {~J}$
C) $9.4 \times 10 ^ { - 75 } \mathrm {~J}$
D) $1.3 \times 10 ^ { - 20 } \mathrm {~J}$