Answer:
Explanation:
Path difference for the destructive interference of a single slit:
For the first - order minimum, n = 1, and
.........(1)
For the second - order minimum, n = 2, and
.........(2)
Dividing equation (2) by equation (1):
Answer:
By the why,metals have important characteristics.Conductivity By saying that metals are good conductor of heat/electricity we mean that metal allow heat/electricity to pass through them easily. ....Ductility The property which allows the metals to be drawn into thin wires is called ductility.
Explanation:
The solid antom particles create blanket and keep metals together !
Answer:
period = 0.833 s
frequency=1.2 Hz
Explanation:
The period is the duration of time taken for a 1 heartbeat
Frequency is the number of heartbeats per second
Answer:
gravity
Explanation:
Though gravity holds planets, stars, solar systems and even galaxies together, it turns out to be the weakest of the fundamental forces, especially at the molecular and atomic scales.