Answer:
Velocity is the displacement (change In position of an an object it is similar to distance ) divided by the time taken. SI unit m/s (metre per second)
Answer:
rama is doing
Explanation:
work done=f×d×g
=60×20×9.8
=11760j
she is doing work against gravity
mark me
Impulse is the change in momentum
J = 1.5 kg(22 m/s - 15 m/s) = 10.5 kg-m/s
Answer:
60°
Explanation:
The scalar product of two vectors with an angle ∅ between them is defined as:

Solving for angle ∅:
