Attention Riddle 6 - Where is the ball ? Riddles and Puzzles for IQ Test | Hindi Paheli #Shorts

7 Riddles That Will Test Your Brain Power

Paheliyan and Detective Riddles To Test Your Brain| Hindi Paheliyan | Mind Your Logic

In a tennis match Maria Sharapova returns an incoming ball at an angle that is 4° below the horizontal at a speed of 15 m//s . The ball was hit at a height of 1.6 m above the ground. The opponent, Sania Mirza, reacts 0.2 s after the ball is hit and runs to the ball and manages to return it just before it hits the ground. Sania runs at a speed of 7.5 m//s and she had to reach 0.8 m forward, from where she stands, to hit the ball. (a) At what distance Sania was standing from Maria at the time the ball was returned by Maria? Assume that Maria returned the ball directly towards Sania. (b) With what speed did the ball hit the racket of Sania? [g = 9.8 m//s^(2)]

Which one of the following is not an objective of including riddles and puzzles in the EVS textbook?

From the the top of a tower 19.6 m high, a ball is thrown horizontally. If the line joining the point of projection to the point where it hits the ground makes an angle of 45^(@) with the horizontal, then the initial velocity of the ball is:-

A ball of charge q is placed in a hollow conducting uncharged sphere. After this, the sphere is connected with earth for a short time and the ball is then removed from the sphere. The ball has not been brought into contact with the sphere. a. What charge will the sphere have after these operations? Where and how will this charge be distributed? b. What will be the electric field inside as well as outside the sphere?

From the top of a building 19.6 m high, a ball is projected horizontal. After how long does it strike the ground ? If the line joining the point of projection to the point where it hits the ground makes an angle of 45^(@) with the horizontal, what is the initial velocity of the ball ?