Question
An alternating voltage V(t)=220 100 t volt is applied to a purely resistive load of 50 . The time taken for the current to rise from half of the peak value to the peak value is:
BITSAT
Physics
Alternating Current
2024
BITSAT 2024 (Memory Based Paper 1)
BITSAT Physics Question (2024) — Solution
Options
- A. 5 ms
- B. 3.3 ms
- C. 7.2 ms
- D. 2.2 ms
Answer
B. 3.3 ms
Step-by-step solution
Rising half to peak t=T / 6 t = 2 6 = 3 = 300 = 1 300 =3.3 ~ms Here =100 rad / s
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