Question

if an object vibrates 30 times in 2 minutes what is its frequency ​

Answer 1

Answer:

1/4 is the frequency n

Step-by-step explanation:

no of times s object vibrations/ by the time in seconds

Answer 2

Answer:

$\frac{1}{4} hz$

Step-by-step explanation:

for 30 times it's 2 minutes

then for 1 time it's

$\frac{2 \times 60}{30} = 4 \: seconds$

time period =4 seconds

$frequency \: = \frac{1}{time \: period}$

frequency =1/4 Hz