A ladder on the platform of a firebrigade van can be elevated at an angel of `70^(@)` to the maximum
Channel: Doubtnut
Date: 2020-03-29

A ladder on the platform of a firebrigade van can be elevated at an angel of `70^(@)` to the maximum. The length of the ladder can be extended upto `20m`.If the platform is `2m` above the ground, find the maximum height from the ground upto which the ladder can reach `(sin 70^(@)=0.94)`