NEET2024PhysicsWork, Power and EnergyActual
At any instant of time t , the displacement of any particle is given by 2 t-1 (SI unit) under the influence of force of 5 N . The value of instantaneous power is (in SI unit):
Options
- A5
- B7
- C6
- D10
Correct answer
D. 10
Step-by-step solution
aligned x & =2 t-1 v & = d x d t =2 ~m ~s ⁻¹ P & =F . v & =2 5=10 ~W aligned