A simple pendulum hung from the ceiling of a train moving at constant speed has a period T. If the train starts accelerating or decelerating, then what will be the effecton time period of Pendulum?
see full answer
Your Exam Success, Personally Taken Care Of
1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya
a
Decreases only when train accelerates
b
Decreases only when train decelerates
c
Decreases in both cases
d
Increases in both cases
answer is C.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
T=2πl|g→+a→|⋅a→ is in horizontal direction in both cases. Hence, |g→+a→|>g, so T decreases in both cases