Hard
Question
A projectile of mass 2kg has velocities 3m/s and 4m/s at two points during its flight in the uniform gravitational field of the earth. If these two velocities are perpendicular to each other, then the minimum kinetic energy of the particle during its flight is:-
Options
A.6.32 J
B.8.40 J
C.16.32 J
D.5.76 J
More Physics Questions
In the arrangement shown in the figure the ends P and Q of an unstale string move downwards with uniform speed U. Pully ...A particle is moving eastward with a velocity of 5 m/s. In 10 s the velocity changes to 5 m/s northwards. The average ac...A stone projected at an angle of 60o from the ground level strikes at an angle of 30o on the roof of a building of heigh...A body is moving with velocity 30 m/s towards east. After 10 second its velocity becomes 40 m/s towards north. The avera...A small block is connected to one end of a massless spring of un-stretched length 4.9 m. The other end ofthe spring (see...