Physics, 23.10.2019 16:00 eddyreynoso5025
The balance wheel of a watch vibrates with an angular amplitude θ0, angular frequency ω, and phase angle ϕ=0.
a. find an expression for the angular velocity dθ/dt as a function of time.
b. find an expression for the angular acceleration d2θ/dt2 as a function of time.
c. find the balance wheel's angular velocity when its angular displacement is θ0.
d. find the balance wheel's angular acceleration when its angular displacement is θ0.
e. find the balance wheel's angular velocity when its angular displacement is θ0/2 and θ is decreasing.
f. find the balance wheel's angular acceleration when its angular displacement is θ0/2 and θ is decreasing.
Answers: 2
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