JEE Main 20206 Sep, Evening shiftPhysicsMediumKinematics177× since 2002
When a car is at rest, its driver sees rain drops falling on it vertically. When driving the car with
speed v, he sees that rain drops are coming at an angle 60° from the horizontal. On further
increasing the speed of the car to (1 + )v, this angle changes to 45^o. The value of is close to :