A cavity that has a hole in it......it's the best example of black body radiators....
Answer:The coefficient of friction between the box and the floor, = 1.456 × 10⁻²
Explanation:
I believe the answer is CONVECTION.
hope that helps!!!
Answer:
Explanation:
Velocity of wave in stretched string is given by the formula
here we know that
T = 4 N
also we know that linear mass density is given as
so we have
now the tension in the string is double
so the velocity is given as