A boy walks uniformly along the sides of a rectangular park of size `400mxx300m`, starting from one corner to the other corner diagonally opposite. Which of the following statements is incorrect?

Deepa, Kalika and Sonam are standing at the corners of an equilateral triangle piece of plot The following questions are based on the diagram given above. Deepa, Kalika and Sonam run along the sides in clockwise direction from the original position and stop after covering (One and a half) 1(1)/2 of sides. Which one of the following statements is true ?

An elephant of length 4 m is at one corner of a rectangular cage of side (16m xx 30m) and faces towards the diagonally opposite corner. If the elephant starts moving towards the diagonally opposite corner it takes 15 seconds to reach this corner. Find the speed of the elephant.

A hall has the dimensions 10m xx 10m xx 10 m. A fly starting at one corner ends up at a diagonally opposite corner. The magnitude of its displacement is nearly

A hall has the dimensions 10m xx 10m xx 10 m. A fly starting at one corner ends up at a diagonally opposite corner. The magnitude of its displacement is nearly

On a square track of edge length 100 m, an athlete starts from one corner and reaches diagonally opposite corner. Find the distance and the magnitude of displacement of the athlete.