A GIRL THROWS A BALL WITH INITIAL VELOCITY V AT AN INCLINATION OF 45. THE BALL STRIKES THE SMOOTH VERTICAL WALL AT A HORIZONTAL DISTANCE D FROM THE GIRL AND AFTER REBOUNCING RETURNS TO HER HAND. WHAT IS THE COEFFICIENT OF RESTITUTION BETWEEN WALL AND THE BALL ?
It’s obvious to say that our standards and expectations of living and working has changed drastically since the global pandemic…
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