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ConceptRelative Velocity in Two Dimensions

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#### Question

A fighter plane flying horizontally at an altitude of 1.5 km with speed 720 km/h passes directly overhead an anti-aircraft gun. At what angle from the vertical should the gun be fired for the shell with muzzle speed 600 m s^{–1} to hit the plane? At what minimum altitude should the pilot fly the plane to avoid being hit? (Take *g *= 10 m s^{–}^{2}).

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#### Reference Material

Solution for question: A Fighter Plane Flying Horizontally at an Altitude of 1.5 Km with Speed 720 Km/H Passes Directly Overhead an Anti-aircraft Gun. at What Angle from the Vertical Should the Gun Be Fired for the Shell with Muzzle Speed 600 M S–1 To Hit the Plane? at What Minimum Altitude Should the Pilot Fly the Plane to Avoid Being Hit concept: Relative Velocity in Two Dimensions. For the courses CBSE (Arts), CBSE (Commerce), CBSE (Science)