The range of a particle when launched at an angle of 15° with the horizontal is 1.5 km. What is the range of the projectile when launched at an angle of 45° to the horizontal

(1) 1.5 km

(2) 3.0 km

(3) 6.0 km

(4) 0.75 km

Concept Questions :-

Projectile motion
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:

Galileo writes that for angles of projection of a projectile at angles $\left(45+\theta \right)$ and $\left(45-\theta \right)$, the horizontal ranges described by the projectile are in the ratio of (if $\theta \le 45$

(1) 2 : 1

(2) 1 : 2

(3) 1 : 1

(4) 2 : 3

Concept Questions :-

Projectile motion
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:

A projectile thrown with a speed v at an angle θ has a range R on the surface of earth. For same v and θ, its range on the surface of moon will be (acceleration due to gravity on moon=$\frac{g}{6}$):

(1) R/6

(2) 6 R

(3) R/36

(4) 36 R

Concept Questions :-

Projectile motion
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:

A ball is projected with kinetic energy E at an angle of 45° to the horizontal. At the highest point during its flight, its kinetic energy will be

(1) Zero

(2) $\frac{E}{2}$

(3) $\frac{E}{\sqrt{2}}$

(4) E

Concept Questions :-

Projectile motion
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:

At the top of the trajectory of a projectile, the magnitude of the acceleration is

(1) Maximum

(2) Minimum

(3) Zero

(4) g

Concept Questions :-

Projectile motion
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:

A body is projected at such an angle that the horizontal range is three times the greatest height. The angle of projection is

(1) ${25}^{o}{8}^{\text{'}}$

(2) ${33}^{o}{7}^{\text{'}}$

(3) ${42}^{o}{8}^{\text{'}}$

(4) ${53}^{o}{8}^{\text{'}}$

Concept Questions :-

Projectile motion
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:

Two bodies are projected with the same velocity. If one is projected at an angle of 30° and the other at an angle of 60° to the horizontal, the ratio of the maximum heights reached is

(1) 3 : 1

(2) 1 : 3

(3) 1 : 2

(4) 2 : 1

Concept Questions :-

Projectile motion
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:

If the range of a gun which fires a shell with muzzle speed V is R, then the angle of elevation of the gun is

(1) ${\mathrm{cos}}^{-1}\left(\frac{{V}^{2}}{Rg}\right)$

(2) ${\mathrm{cos}}^{-1}\left(\frac{gR}{{V}^{2}}\right)$

(3) $\frac{1}{2}\left(\frac{{V}^{2}}{Rg}\right)$

(4) $\frac{1}{2}{\mathrm{sin}}^{-1}\left(\frac{gR}{{V}^{2}}\right)$

Concept Questions :-

Projectile motion
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:

If a body A of mass M is thrown with velocity V at an angle of 30° to the horizontal and another body B of the same mass is thrown with the same speed at an angle of 60° to the horizontal. The ratio of horizontal range of A to B will be

(1) 1 : 3

(2) 1 : 1

(3) $1:\sqrt{3}$

(4) $\sqrt{3}:1$

Concept Questions :-

Projectile motion
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:

Four bodies P, Q, R and S are projected with equal velocities having angles of projection 15o, 30o, 45o and 60o with the horizontal respectively. The body having shortest range is

(1) P

(2) Q

(3) R

(4) S

Concept Questions :-

Projectile motion