If a cannon ball is fired at an angle of 30° with the horizontal at 2 – McqOptions

MCQOPTIONS

1.	If a cannon ball is fired at an angle of 30° with the horizontal at 20 m/s, what will be its maximum height (in m)? (use g = 10 m/s2)
A.	5
B.	10
C.	15
D.	20
Answer» B. 10

Discussion

No Comment Found

Related MCQs

A ball is projected with a velocity of 49 m/sec at an angle of 30° from the horizontal. Its range on a horizontal plane is:
A body of mass 500 kg is thrown vertically upwards with a speed of 200 m/sec. On the return journey its speed at the starting point will be-
A particle is projected with a velocity of 49 m/sec making an angle 60° with the horizontal. Its time of flight is given by-
A women in a car on a level road sees an airplane travelling in the same direction that is climbing at an angle of 30° above the horizontal. By driving at 110 km/h she is able to stay directly below the airplane. The airplane's velocity is
If a projectile is thrown with velocity 'v' and making an angle 'θ' with the x-axis then the vertical component of velocity is given by which of the following formula?
If a projectile is thrown with velocity 'v' and makes an angle 'θ' with the x-axis then the horizontal range of the projectile is given by the formula ______________.
At which angle of projection, the range of the projectile is maximum?
At which one of the following angles should a projectile be launched in order to have its horizontal range to be the maximum?
A projectile has range on a horizontal plane equal to three times the maximum height attained by it. If u be the velocity of projection of the projectile, then its time of flight is:
Find the uniform angular acceleration of a wheel if its angular speed increases from 420 rpm to 660 rpm in 8 seconds?