Question

9. A body starts from rest with constant acceleration and gains the velocity 25 m s-1 in first 10 s. How much is the distance moved by the body? What is its velocity at the end of 7 s? [125 m, 17.5 ms-11 10. A bullet fired with speed 100 m - travels 500 m in air. Assuming the air friction to be constant, calculate the retardation produced by the air. What is the time of its flight? How much is the velocity of bullet after 1.2 s of motion? [10 ms 2, 10s, 488 ms-11​

Answer 1

Answer:

11.2.5

bhaiya plz thanku kar doo