Geometryhard · Past Paper
Find the number of revolutions made by a wheel of diameter 1 m in covering a distance of 314 m. (Take pi = 3.14)
A100
B50
C200
D314
✓ Correct Answer: A — 100
Distance = n * pi * d. 314 = n * 3.14 * 1. n = 100.
Share this question
More from Geometry
- If the area of a circle is A, and its circumference is C, then which of the following is true?
- Find the length of the arc of a circle of radius 7 cm which subtends an angle of 90 degrees at the center.
- What is the ratio of areas of two circles if the ratio of their circumferences is 3:4?
- Two parallel lines are cut by a transversal. If one interior angle is 4x and its consecutive interior angle is 5x, find the value of x.
- A square is inscribed in a circle of area 154 sq. cm. Find the area of the square.