Answer and Explanation:
Data provided in the question
Carbon mass = m
Initial speed = v_i
Coefficient = μk
Based on the above information, the expressions are as follows
a. By using the energy considerations the expression for the carton moving distance is
As we know that

where,





b. The initial speed of the carton if the factor of 3 risen, so the expression is




Answer:
E = h ν energy of electromagnetic particle
(b) has the greater frequency
Answer:
I believe its a and c but my notes are all kinds of messed up so im sorry if its wrong
Explanation: