Home › CBSE Class 11 (Science) › Physics › Oscillations › Why did early pendulum clocks run slower in summ…
Why did early pendulum clocks run slower in summer?
AGravity weakened
BAir became thin
CThe bob lost mass
DThe rod grew longer
Answer & Solution
Correct answer: D. The rod grew longer
Heat lengthens the rod, a longer pendulum has a longer period, so the clock loses time.
Related questions
A force F = -kx on a spring obeys which law?For a simple pendulum, what does the length l measure in T = 2 pi root(l/g)?An SHM has angular frequency pi rad/s. What is its period?A spring of constant 200 N/m oscillates with amplitude 0.1 m. What is its total energy?A 2 kg mass on a spring of constant 200 N/m has what angular frequency?A body in SHM has amplitude 0.05 m and angular frequency 10 rad/s. Its maximum speed is?The damping ratio has which property?A lossless spring-mass system, once started, would oscillate for how long?