A particle of mass 2 kg is projected with an initial speed u = 10 m/sec at an angle θ = 30° with the horizontal:

Select all that apply

• Option A

  Total work done on the particle during the first half of the total time of flight of the particle is (–25) J.

• Option B

  Total work done on the particle during the total time of flight of the particle is 0 J.

• Option C

  Average power delivered to the particle during the first half of the flight is (–50) watt.

• Option D

  The radius of curvature of the trajectory of the particle at the highest point of the projectile is 7.5m.