Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test General Knowledge Geography (World Geography) Climatology
Which wave's direction of vibrations is perpendicular to the wave direction in the vertical plane?
1
P-waves
2
S-waves
3
L-waves
4
More than one of the above
5
None of the above