1
WB JEE 2019
MCQ (More than One Correct Answer)
+2
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A projectile thrown with an initial velocity of 10 ms$$-$$1 at an angle $$\alpha$$ with the horizontal, has a range of 5 m. Taking g = 10 ms$$-$$2 and neglecting air resistance, what will be the estimated value of $$\alpha$$?
A
$$15^\circ $$
B
$$30^\circ $$
C
$$45^\circ $$
D
$$75^\circ $$
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