In case of earthquakes, an increase of magnitude 1 on Richer Scale implies:

[A] A ten-fold increase in the amplitude of seismic waves.

[B] A ten-fold increase in the energy of the seismic waves.

[C] two-fold increase in the amplitude of seismic waves.

[D] two-fold increase in the energy of seismic waves

Answer & Explanation
Option: [A]

CBSE NET | Teaching & Research Aptitude Question Answers