Projectile – Oblique Projectile
PHXI04:MOTION IN A PLANE

361982 A ball is projected with a velocity \(10\,m{s^{ - 1}}\), at an angle of \(60^\circ \) with the vertical direction. Its speed at the highest point of its trajectory will be

1 \(5\sqrt 3 \,m{s^{ - 1}}\)
2 \(5\,m{s^{ - 1}}\)
3 \(10\,m{s^{ - 1}}\)
4 \({\mathop{\rm Zero}\nolimits} \)
PHXI04:MOTION IN A PLANE

361983 A projectile is projected at \(30^{\circ}\) from horizontal with initial velocity \(40\;m{s^{ - 1}}\). The velocity of the projectile at \(t=2 s\) from the start will be(Given \(g = 10\;m{\rm{/}}{s^2}\))

1 \(20\sqrt 3 \;m{s^{ - 1}}\)
2 zero
3 \(40\sqrt 3 \;m{s^{ - 1}}\)
4 \(20\;m{s^{ - 1}}\)
PHXI04:MOTION IN A PLANE

361984 A projectile is projected at an angle \(\theta \) with speed \(v\) from the ground. Find the change in velocity of projectile when it hits the ground.
supporting img

1 \(zero \)
2 \(2v\sin \theta \hat j\)
3 \(2v\cos \theta \hat j\)
4 \( - 2v\sin \theta \hat j\)
PHXI04:MOTION IN A PLANE

361985 A bullet is fired with a speed \(1000\,m/s\) of in order to hit a target 100 \(m\) away. If \(g = 10m/{s^2}\), the gun should be aimed

1 Directly towards the target
2 5 \(cm\) above the target
3 10 \(cm\) above the target
4 15 \(cm\) above the target
PHXI04:MOTION IN A PLANE

361982 A ball is projected with a velocity \(10\,m{s^{ - 1}}\), at an angle of \(60^\circ \) with the vertical direction. Its speed at the highest point of its trajectory will be

1 \(5\sqrt 3 \,m{s^{ - 1}}\)
2 \(5\,m{s^{ - 1}}\)
3 \(10\,m{s^{ - 1}}\)
4 \({\mathop{\rm Zero}\nolimits} \)
PHXI04:MOTION IN A PLANE

361983 A projectile is projected at \(30^{\circ}\) from horizontal with initial velocity \(40\;m{s^{ - 1}}\). The velocity of the projectile at \(t=2 s\) from the start will be(Given \(g = 10\;m{\rm{/}}{s^2}\))

1 \(20\sqrt 3 \;m{s^{ - 1}}\)
2 zero
3 \(40\sqrt 3 \;m{s^{ - 1}}\)
4 \(20\;m{s^{ - 1}}\)
PHXI04:MOTION IN A PLANE

361984 A projectile is projected at an angle \(\theta \) with speed \(v\) from the ground. Find the change in velocity of projectile when it hits the ground.
supporting img

1 \(zero \)
2 \(2v\sin \theta \hat j\)
3 \(2v\cos \theta \hat j\)
4 \( - 2v\sin \theta \hat j\)
PHXI04:MOTION IN A PLANE

361985 A bullet is fired with a speed \(1000\,m/s\) of in order to hit a target 100 \(m\) away. If \(g = 10m/{s^2}\), the gun should be aimed

1 Directly towards the target
2 5 \(cm\) above the target
3 10 \(cm\) above the target
4 15 \(cm\) above the target
PHXI04:MOTION IN A PLANE

361982 A ball is projected with a velocity \(10\,m{s^{ - 1}}\), at an angle of \(60^\circ \) with the vertical direction. Its speed at the highest point of its trajectory will be

1 \(5\sqrt 3 \,m{s^{ - 1}}\)
2 \(5\,m{s^{ - 1}}\)
3 \(10\,m{s^{ - 1}}\)
4 \({\mathop{\rm Zero}\nolimits} \)
PHXI04:MOTION IN A PLANE

361983 A projectile is projected at \(30^{\circ}\) from horizontal with initial velocity \(40\;m{s^{ - 1}}\). The velocity of the projectile at \(t=2 s\) from the start will be(Given \(g = 10\;m{\rm{/}}{s^2}\))

1 \(20\sqrt 3 \;m{s^{ - 1}}\)
2 zero
3 \(40\sqrt 3 \;m{s^{ - 1}}\)
4 \(20\;m{s^{ - 1}}\)
PHXI04:MOTION IN A PLANE

361984 A projectile is projected at an angle \(\theta \) with speed \(v\) from the ground. Find the change in velocity of projectile when it hits the ground.
supporting img

1 \(zero \)
2 \(2v\sin \theta \hat j\)
3 \(2v\cos \theta \hat j\)
4 \( - 2v\sin \theta \hat j\)
PHXI04:MOTION IN A PLANE

361985 A bullet is fired with a speed \(1000\,m/s\) of in order to hit a target 100 \(m\) away. If \(g = 10m/{s^2}\), the gun should be aimed

1 Directly towards the target
2 5 \(cm\) above the target
3 10 \(cm\) above the target
4 15 \(cm\) above the target
PHXI04:MOTION IN A PLANE

361982 A ball is projected with a velocity \(10\,m{s^{ - 1}}\), at an angle of \(60^\circ \) with the vertical direction. Its speed at the highest point of its trajectory will be

1 \(5\sqrt 3 \,m{s^{ - 1}}\)
2 \(5\,m{s^{ - 1}}\)
3 \(10\,m{s^{ - 1}}\)
4 \({\mathop{\rm Zero}\nolimits} \)
PHXI04:MOTION IN A PLANE

361983 A projectile is projected at \(30^{\circ}\) from horizontal with initial velocity \(40\;m{s^{ - 1}}\). The velocity of the projectile at \(t=2 s\) from the start will be(Given \(g = 10\;m{\rm{/}}{s^2}\))

1 \(20\sqrt 3 \;m{s^{ - 1}}\)
2 zero
3 \(40\sqrt 3 \;m{s^{ - 1}}\)
4 \(20\;m{s^{ - 1}}\)
PHXI04:MOTION IN A PLANE

361984 A projectile is projected at an angle \(\theta \) with speed \(v\) from the ground. Find the change in velocity of projectile when it hits the ground.
supporting img

1 \(zero \)
2 \(2v\sin \theta \hat j\)
3 \(2v\cos \theta \hat j\)
4 \( - 2v\sin \theta \hat j\)
PHXI04:MOTION IN A PLANE

361985 A bullet is fired with a speed \(1000\,m/s\) of in order to hit a target 100 \(m\) away. If \(g = 10m/{s^2}\), the gun should be aimed

1 Directly towards the target
2 5 \(cm\) above the target
3 10 \(cm\) above the target
4 15 \(cm\) above the target