NEET | 2013Hard
Question
A small object of uniform density rolls up a curved surface with an initial velocity ′v′. It reaches upto a maximum height of 
with respect to the initial position. The object is
with respect to the initial position. The object isOptions
A.Disc
B.Ring
C.Solid sphere
D.Hollow sphere
Solution
From conservation of mechanical energy
⇒
⇒
⇒ The object is disc.
⇒
⇒
⇒ The object is disc.Create a free account to view solution
View Solution FreeMore Physics Questions
A bomber plane moving at a horizontal speed of 20 m/s releases a bomb at a height of 80 m above ground as shown. At the ...A ball is thrown vertically upward with speed 10 m/sec and it returns to ground withspeed of 8 m/sec. There exists a con...The velocity at the maximum height of a projectile is half of its initial velocity u. Its range on the horizontal plane ...An object is thrown horizontally from a point ′A′ from a tower and hits the ground 3s later at B. The line f...At the same instant, two boys throw balls A and B from the window with speeds υ0 and kυ0 respectively, where...