If the temperature is 43 degrees Fahrenheit, how long does it take for the cricket to chirp 12 times?
A. 12s
B. 24s
C. 43s
D. 52s
Answer:
when,T = 43s, Number of chirps per 13 seconds is
Therefore there are 3 chirps in 13s.
Therefore time taken for one chirp is
Therefore time taken to chirp 12 times is
Therefore option D. is correct.