Ten high-technology batteries are tested for 200 hours each.One failed at 20 hours;all others completed the test.FR(%)is ________ and MTBF is ________.
A)10%;1/1820
B)90%;1/1820
C)10%;1820 hours
D)10%;1980 hours
E)10%;2000 hours

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The Answer of Ten high-technology batteries are tested for 200 hours each.One failed at 20 hours;all others completed the test.FR(%)is ________ and MTBF is ________.
A)10%;1/1820
B)90%;1/1820
C)10%;1820 hours
D)10%;1980 hours
E)10%;2000 hours

Ten High-Technology Batteries Are Tested for 200 Hours Each