A. Their physical properties like size & weight.
B. Physical properties of the medium like its density.
C. Their electrical properties like their charges
D. Both a and b
Correct Answer: Both a and b ✔
Last Updated: May 11, 2018
A. Their physical properties like size & weight.
B. Physical properties of the medium like its density.
C. Their electrical properties like their charges
D. Both a and b
Correct Answer: Both a and b ✔
Last Updated: May 11, 2018