Author Question: In a circuit made up of inductor L, resistor R, ammeter, battery, and switch in series, the current ... (Read 161 times)

fnuegbu · **on:** Jul 28, 2018

In a circuit made up of inductor L, resistor R, ammeter, battery, and switch in series, the current is greatest at which of the following times, as measured after the switch is closed?
a. ten time constants
c. one time constant
b. at a time t = L/R
d. zero

Question 2

Waves propagate at 4.0 m/s along a stretched string. The end of the string is vibrated up and down once every 3.0 s. What is the wavelength of the waves that travel along the string?
a. 3.0 m
c. 6.0 m
b. 12 m
d. 2.7 m