It's true IF ' m ' stands for mass and ' v ' stands for acceleration. Otherwise it's false.
Answer:
He should stand from the center of laser pointed on the wall at 1.3 m.
Explanation:
Given that,
Wave length = 650 nm
Distance =10 m
Double slit separation d = 5 μm
We need to find the position of fringe
Using formula of distance



Put the value into the formula


Hence, He should stand from the center of laser pointed on the wall at 1.3 m.
Answer: 10 m/s
Explanation: Velocity/Time
50/5= 10
:)
Answer:
The Full Moon and New Moon
Explanation: