A 0.50 kg bob is suspended from a 1.6 m string, forming a pendulum. The period of this pendulum is measured. If the mass of the bob is decreased to 0.25 kg while the length of the string is increased to 3.2 m, the period will change by a factor of:
A. 1.0.
B. 1.4.
C. 2.0.
D. 4.0.
Answer:B
A 0.50 kg bob is suspended from a 1.6 m string, forming a pendulum. The period of this pendulum is measured. If the mass of the bob is decreased to 0.25 kg while the length of the string is increased to 3.2 m, the period will change by a factor of:
A. 1.0. B. 1.4. C. 2.0. D. 4.0.