- Materials and Components - Section 1
- Materials and Components - Section 2
- Materials and Components - Section 3
- Materials and Components - Section 4
- Materials and Components - Section 5
- Materials and Components - Section 6
- Materials and Components - Section 7
- Materials and Components - Section 8
- Materials and Components - Section 9


Materials and Components - Engineering
Q1: The number of turns in a coil is doubled. If initial time constant is T, the new time constant isA
T
B
2T
C
4T
D ![]() ANS:B - 2T
When N is doubled, resistance becomes twice and inductance becomes four times.
Since time constant is ![]() |


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