Home
Class 10
MATHS
An electrician has to repair an electric...

An electrician has to repair an electric fault on a pole of height 4m. He needs to reach a point 1.3 m below the top of the pole to do the repair work. What should be the length of the ladder that he should use which when inclined at an angle of `60^(@)` to the horizontal, enables him to reach the required position?

Text Solution

Verified by Experts

The correct Answer is:
3.11 m
Promotional Banner

Topper's Solved these Questions

  • SOME APPLICATIONS OF TRIGONOMETRY

    ZEN PUBLICATION|Exercise ADDITIONAL QUESTIONS ( SHORT ANSWER TYPE-2 QUESTIONS )|6 Videos

  • SOME APPLICATIONS OF TRIGONOMETRY

    ZEN PUBLICATION|Exercise ADDITIONAL QUESTIONS (LONG ANSWER TYPE QUESTIONS )|7 Videos

  • SOME APPLICATIONS OF TRIGONOMETRY

    ZEN PUBLICATION|Exercise ADDITIONAL QUESTIONS (VERY SHORT ANSWER TYPE QUESTIONS )|3 Videos

  • REAL NUMBERS

    ZEN PUBLICATION|Exercise ADDITIONAL QUESTIONS(LONG ANSWER TYPE QUESTIONS )|5 Videos

  • STATISTICS

    ZEN PUBLICATION|Exercise ZEN ADDITIONAL QUESTIONS IIT FOUNDATION|5 Videos

Similar Questions

Explore conceptually related problems

A contractor plans to install two slides for the children to the play in a park. For the children below the age of 5 years, she prefers to have slide whose top is at a height of 1.5m, and is inclined at an angle of 30^(@) to the ground, whereas for elder children, she wants to have a steep slide at a height of 3m, and inclined at an angle of 60^(@) to the ground. What should be the length of the slide in each case ?