Author Question: A stretched string can have ______________ natural frequency(ies). a. one b. 10 times its length ... (Read 102 times)

vHAUNG6011 · **on:** Jul 28, 2018

A stretched string can have ______________ natural frequency(ies).
a. one
b. 10 times its length in
c. 5 times its length in
d. many

Question 2

Forbidden transitions and selection rules suggest that
a. a photon has linear momentum.
b. a photon has energy.
c. a photon has angular momentum.
d. a photon has parity.
e. a photon has mass.