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General Gravity Problem

A particle wa...

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A particle was thrown with a speed of 20m/s at an angle of 30 degree with horizontal. Find its position along 'x' and 'y' axis at 1 second.

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A

x

-axis with a uniform velocity of magnitude

10 {ms}^{- 1}

. Particle B moves with uniform velocity of

20 {ms}^{- 1}

along a direction making an angle of

60^{\circ}

with the positive direction of

x

-axis. The relative velocity of

B

with respect to that of

A

Q. A particle is projected at an angle of

30^{\circ}

with respect to the horizontal with speed

20 m / s

. Find the position vector of the particle after

1 s

.

Q. A body is projected at an angle of

30^{\circ}

with the horizontal and with a speed of

30 m s^{- 1} .

What is the angle with the horizontal after

1.5

(g = 10 m s^{- 2}) .

Q. A particle of mass

1 kg

is projected from the ground with an initial speed

u

60^{\circ}

with the horizontal. At the highest point of its trajectory, it makes a complete inelastic collision with another identical particle, which was thrown vertically upwards from the ground with the same initial speed

u

. The angle that the composite system makes with the horizontal just after collision in degrees is .

Q. A particle is projected at an angle of

30^{\circ}

with respect to the horizontal with speed

20 m / s

. The angle between velocity vector and position vector at

t = 1 s

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