Millionaire Mode

Sound

Question 1 of 10

A dog barks in a park and hears its echo after 0.5 seconds. If the sound of its bark got reflected by a nearby building, then the distance between the dog and the building is (assume the sound of speed in air is 346 m/s)

  1. 86.50 m
  2. 80.60 m
  3. 75.00 m
  4. 8.65 m

Prize Money

15₹7 Crores
14₹1 Crore
13₹50,00,000
12₹25,00,000
11₹12,50,000
10₹6,40,000
9₹3,20,000
8₹1,60,000
7₹80,000
6₹40,000
5₹20,000
4₹10,000
3₹5,000
2₹2,000
1₹1,000