Linear Momentum = Mass x Velocity
Now
Velocity = Displacement/Time
Velocity = L/T
So
Linear Momentum= M x LT-1
So Dimensional Formula of Linear Momentum= M1L1T-1
SI unit of Linear Momentum is kg ms-1
Linear Momentum = Mass x Velocity
Now
Velocity = Displacement/Time
Velocity = L/T
So
Linear Momentum= M x LT-1
So Dimensional Formula of Linear Momentum= M1L1T-1
SI unit of Linear Momentum is kg ms-1