If a #2 kg# object is constantly accelerated from #0m/s# to #18 m/s# over # 5 s#, how much power musy be applied at #t= 3 #?
1 Answer
Mar 15, 2018
The power is
Explanation:
The mass of the object is
Use the equation of motion
To calculate the acceleration
The initial velocity is
The final velocity is
The time
The acceleration is
According to Newton's Second Law of Motion, the force acting on the object is
The velocity at
The power is