<span>When taking the reading you must see where the lower meniscus lies . The value at which the lower meniscus lies is your reading .</span>
C. Mechanical, because temperature can cause solid objects to expand and contract, causing rocks to split apart.
This is 2 hertz. You can mark out 2 full wavelengths in the second of time.
Answer:
static
Explanation:
static friction pushes in the direction you are walking.
Answer:

Explanation:
Path difference due to a transparent slab is given as

here we know that

now total shift in the bright fringe is given as

Also we know that the fringe width of maximum intensity is given as

now we have

now the shift is given as

given that the shift is

here we have

now plug in all values in it


