This thread is dedicated to preparation for classes 3rd to 10th for CBSE board.
In the given figure, O is the centre of the circle. A and B are two points on the circle.
Which of the following statements is definitely true?
This thread is dedicated to discuss general queries for CBSE class 3rd to 10th.
It takes 12 hours to fill a swimming pool using two pipes. if the pipe of larger diameter is used for 4 hours and the pipe of smaller diameter is used for 9 hours, only half of the pool is filled. How long would each pipe take to fill the swimming pool?
Important material for final exams
A cylinder of mass 10 kg is rolling perfectly on a plane of inclination 300. Find he force of friction between cylinder & surface of inclined plane