Here, Initial momentum = mu = 5*1 = 5 Kg m/s
Final momentum = mv = 5*2 = 10 Kg m/s
So, Momentum has been increased from 5 Kg m/s to 10 Kg m/s. Hence, Your Final answer is option B
Hope this helps!
Your potential energy and mass don't tell what your weight is.
If I walk up from the first floor to the second floor, my weight hasn't
changed even though my potential energy has increased.
Savanna regions developed during the Triassic period. is true
C would be the right answer edu