Question

Read the following statements about Richter Scale carefully and identify the correct statements.
A. It is a logarithmic scale developed in 1935 by Charles Richter.
B. As an intensity scale it uses observed property damage to estimate level of seismic jolt.
C. Each unit of increase in magnitude equates to a roughly 32-fold increase in the energy released.
D. Ground motion change for a magnitude 6 earthquake is 10 times greater than produced by an earthquake of 5 magnitude.
Choose the correct answer from the options given below:

• A. A, B and C only
• B. B, C and D only
• C. A, B and D only
• D. A, C and D only

Answer 1

Answer: (D)

A, C and D only

Answer 2

The correct option is (D): A, C and D only.