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In the formula W=[img]2022m10x/ct_ve01204002j_0013_221018[/img],integers P and t
In the formula W=[img]2022m10x/ct_ve01204002j_0013_221018[/img],integers P and t
游客
2024-01-13
13
管理
问题
In the formula W=
,integers P and tare positive constants. If w=2 when v=1 and if w=1/2 when v=64,then t=
选项
A、1
B、2
C、3
D、4
E、16
答案
C
解析
It is given that w =
and w = 2 when v = 1. Because 1 raised to any positive power is 1, it follows that 2 = P. If w = 1/2 when v = 64, then
The correct answer is C.
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