A projectile is thrown in the upward direction making an angle of 60°with the horizontal direction with a velocity of 147 m/s.Then, the time after which it’s inclination with the horizontal is 45°,is
Options
(a) 15 s
(b) 10.98 s
(c) 5.49 s
(d) 2.745 s
Correct Answer:
5.49 s
Explanation:
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