1
AP EAPCET 2022 - 4th July Morning Shift
+1
-0

A projectile with speed $$50 \mathrm{~ms}^{-1}$$ is thrown at an angle of $$60^{\circ}$$ with the horizontal. The maximum height that can be reached is (acceleration due to gravity $$=10 \mathrm{~ms}^{-2}$$)

A
90.75 m
B
70.00 m
C
85.00 m
D
93.75 m
2
AP EAPCET 2021 - 20th August Morning Shift
+1
-0

A boy throws a cricket ball from the boundary to the wicket keeper. If the frictional force due to air $$(f_a )$$ cannot be ignored, the forces acting on the ball at the position X are represented by

A
B
C
D
3
AP EAPCET 2021 - 19th August Evening Shift
+1
-0

A particle of mass m is projected with a velocity u making an angle $$\theta$$ with the horizontal. The magnitude of angular momentum of the projectile about the point of projection when the particle is at its maximum height is

A
0
B
$$\frac{m u \sin ^2 \theta \cos \theta}{2 g}$$
C
$$\frac{2 m u^2 \cos ^2 \theta \sin \theta}{g}$$
D
$$\frac{m u^3 \sin ^2 \theta \cos \theta}{2 g}$$
4
AP EAPCET 2021 - 19th August Morning Shift
+1
-0

When a ball is thrown with a velocity of 50 ms$$^{-1}$$ at an angle 30$$\Upsilon$$ with the horizontal, it remains in the air for ......... s.

(Take, g = 10 ms$$^{-2}$$)

A
5
B
2.5
C
1.25
D
0.625
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