A car 2m long and 3 m wide is moving at 10m/s when a bullet hits it in adirection making an angle of tan-1(3/4) with the car as seen from the ground. The bullet enters one edge of the car at the corner and passes out at diagonally opposite corner. Neglecting gravity, the time for the bullet to cross the car is:
a) 1 sec
b) 0.4 sec
c) 0.2 sec
d) 0.6 sec
Ans - c
A car 2m long and 3 m wide is moving at 10m/s when a bullet hits it in adirection making an angle of tan-1(3/4) with the car as seen from the ground. The bullet enters one edge of the car at the corner and passes out at diagonally opposite corner. Neglecting gravity, the time for the bullet to cross the car is:
a) 1 sec
b) 0.4 sec
c) 0.2 sec
d) 0.6 sec
Ans - c
Deepak Patra , 11 Years ago
Grade upto college level
