Home
Class 12
MATHS
If a parabolic reflector is 24 cm in dia...

If a parabolic reflector is 24 cm in diameter and 6 cm deep, find its focus.

Text Solution

Verified by Experts

The correct Answer is:
(b,a)
Promotional Banner

Topper's Solved these Questions

  • TWO DIMENSIONAL ANALYTICAL GEOMETRY - II

    SURA PUBLICATION|Exercise ( 3 marks)|10 Videos

  • TWO DIMENSIONAL ANALYTICAL GEOMETRY - II

    SURA PUBLICATION|Exercise ( 5 marks )|5 Videos

  • TWO DIMENSIONAL ANALYTICAL GEOMETRY - II

    SURA PUBLICATION|Exercise ADDITIONAL QUESTIONS (Choose the incorrect statement : )|4 Videos

  • THEORY OF EQUATIONS

    SURA PUBLICATION|Exercise 4 MARKS|5 Videos

Similar Questions

Explore conceptually related problems

If a parabolic reflector is 20 cm in diameter and 5 cm deep, find the focus.

If a parabolic reflector is 20 cm in diameter and 5 cm deep, then its focus is

A search light has a parabolic reflector (has a cross section that forms a 'bowl'). The parabolic bowl is 40 cm wide from rim to rim and 30cm deep. The bulb is located at the focus. (1) what is the equation of the parabola used for reflector? (2) How far from the vertex is the bulb to be placed so that the maximum distance covered?

Radius of a circle is 3.05 cm, then diameter =? Cm

The curved surface area of a cone is 4070 cm^2 and its diameter is 70 cm . What is its slant height ?

The focus of a parabolic mirror is at a distance of 8cm from its centre (vertex). If the mirror 25cm deep, find the diameter of the mirror.

The focus of a parabolic mirror is at a distance of 50 cm from its centre (vertex). If the mirror is 75 cm deep. Find diameter of the mirror.

The focus of a parabolic mirror as shown in figure is at a distance of 5 cm from its vertex. If the mirror is 45 cm deep, find the distance of AB.

A cylindrical drum has a height of 10 cm and base diameter 14 cm, find its C.S.A.