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A light bulb is set in the bottom of a 3m-deep swimming pool. What is the diameter of the circle of light seen on the water?
Wiki User
∙ 9y ago
As an ordinary light bulb will illuminate the whole pool, not just a circle you must be thinking of a spotlight bulb. The answer will depend on how tightly focused the spotlight is.
Wiki User
∙ 9y ago
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If the circumference of a circle with a radius of 3.2 cm?
The circumference of a circle when the diameter is 30 is: 94.25
What is the area of a 1 meter circle?
A circle with a diameter of 1 metre has an area of pi/4 square metres.
How many linear feet in a 2 foot diameter circle?
-- The distance around the circle is 6feet 3.4inches. -- The area of the circle is 3.142 square feet.
How many square feet in a 56 inch diameter?
A 56-inch diameter circle has an area of about 17.06 square feet.
How is pi related to the sun?
Pi is the ratio between the circumference of a circle and its diameter. The Sun is also round - like a circle.
If a square is inside a circle and you know the area of the square how do you find the diameter of circle?
Measure the distance from top left corner of square (or top right) to the bottom right corner of square( or bottom left) to get the diameter of the circle. Then calculate the circumference from that figure.
A chord of a circle that contains the center of a circle-?
The cord of a circle that contains the center of that circle is a diameter of that circle.
How do you diameter of a circle?
You do a diameter circle!!
What is the diameter of a circle that is equal to pi?
If you mean the diameter of a circle with area pi, then the diameter is 2. If you mean the diameter of a circle with circumference pi, then the diameter is 2. If you mean the diameter of a circle with diameter pi, then the diameter is pi. If you mean the diameter of a circle with radius pi, then the diameter is 2pi.
What is a circle with a diameter of 28?
A circle with a diameter of 28 is a circle.
If the radius of a circle is six inches then the diameter is how many feet?
The diameter of a circle is twice the radius.The diameter of a circle is twice the radius.The diameter of a circle is twice the radius.The diameter of a circle is twice the radius.
How do you find the diameter of a circle if you know the height?
What do you mean by "height" if you are not referring to the diameter? The diameter is the distance from one side of the circle to another, crossing its center. Due to the definition of what is a circle, all diameters have the same length, whether it be from left to right, from top to bottom, or at any other angle.
What is the diameter of 28.26 of a circle?
Diameter of a circle = circumference/pi Diameter of a circle = 2*radius
What is the diameter of a circle with 46 inches?
Diameter of a circle = 2*radius Diameter of a circle = circumference/pi
If the radius of a circle is r what is the diameter of the circle?
The radius of a circle is half the diameter so if the radius of a circle is r, then the diameter is 2r.
How do the the radius and diameter of a circle compare?
The diameter of a circle is twice its radius
How do you find diameter when you have the radius?
The diameter of a circle is simply twice the radius of the circle. The radius is a line that starts from the center of the circle to the circumference of the circle. The diameter is a line that passes through the circle. diameter=2xradius
