Question

which of the following changes will increase the period of an oscillating spring mass system?
a. an increase in the mass on the spring.
b. an increase in the initial displacement of the spring.
c. an increase in the spring constant.
d. more than one of the above.
e. none of the above.
explain your answer
Is it a. Because increasing mass will increase the period.

Answer 1

didn't someone already say that the mass has no effect on the period?
Pay atten -- I say -- pay attention, boy!