If A is a square matrix such that A2 = A, then (I – A)3 + A is equal to?
Anonymous Quiz
16%
0
35%
I
38%
I – A
11%
I + A
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If there is an error of 2% in measuring the length of a simple pendulum, then percentage error in its period is?
Anonymous Quiz
16%
3%
47%
4%
29%
1%
8%
6%
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In a p-type semiconductor, the current conduction is due to?
Anonymous Quiz
66%
Holes
9%
Atoms
21%
Electrons
4%
Protons
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