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6. Q3. A Projectile is Projected in to the airwith initial velocity u & its direction makesan angle with the horizontal. Time oflight is equal to *(1 Point)u sin O/gu sin 20/gO2u sin O/gO u sin 0/2g​

Answer»

ANSWER:

Time of flight = 2U sinθ/ g

Step-by-step explanation:

time of ascent => v = u + at

0 = u sinθ - GT. ( component of u responsible for ascent is the vertical ONE )

t = u sinθ/ g

total time = time of ascent + time of descent

= 2 × time of ascent ( time of ascent = time of descent )

= 2 × u sinθ / g



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