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A parachute is tied to a stone (A). Initially a man was there on parachute when it makes 60∘ with the horizontal plane. After sometime the man ties the rope to himself and then jumps off from the parachute. At some point C man makes 30∘ with the horizontal plane. From B, an imaginary line is drawn perpendicular to the ground so that it cuts AC (in the fig) in D. Distance BD is ___ m (Round off to nearest integer) |
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Answer» A parachute is tied to a stone (A). Initially a man was there on parachute when it makes 60∘ with the horizontal plane. After sometime the man ties the rope to himself and then jumps off from the parachute. At some point C man makes 30∘ with the horizontal plane. From B, an imaginary line is drawn perpendicular to the ground so that it cuts AC (in the fig) in D. Distance BD is
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