Answer:
Explanation:
For transitions:
Thus solving it, we get:
Also,
Where,
h is Plank's constant having value
c is the speed of light having value
So,
0.42
speed
according to your question, your answer is speed
Hooke's Law
F = k. Δx
Δx = 30 cm = 0.3 m
200 = k . 0.3
the spring stretch for 100 N: