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Arc Length

Class 12 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsTwo concentric circles have radii 5 cm and 13 cm. For the same central angle, their arc lengths differ by 6π cm. What is the central angle?Class 12Trigonometric FunctionsAnglesLevel 68MediumMathematicsWalking (550) m on a circular path subtends an angle of \(\frac{5\pi}{6}\) at the center. What is the radius of the path?Class 12Trigonometric FunctionsAnglesLevel 68ExpertMathematicsIn a circle of radius (r) the central angle is (150^\circ). What is the ratio of arc length to radius?Class 12Trigonometric FunctionsAnglesLevel 68ExpertMathematicsA sector perimeter is (3) times its arc length and the radius is (8) cm. What is the central angle?Class 12Trigonometric FunctionsAnglesLevel 68ExpertMathematicsIf the arc length is 15π cm and the central angle is 225°, what is the radius of the circle?Class 12Trigonometric FunctionsAnglesLevel 68MediumMathematicsIf the arc length is (\frac{1}{3}) of the circumference then what is the central angle in radians?Class 12Trigonometric FunctionsAnglesLevel 68ExpertMathematicsKeeping the arc length same the radius is increased by (25%). If the earlier central angle was (\frac{5\pi}{8}) what will be the new angle?Class 12Trigonometric FunctionsAnglesLevel 68ExpertMathematicsIn a circle, a sector of radius (r) subtends an arc of (\frac{5\pi r}{6}). What is its central angle in degrees?Class 12Trigonometric FunctionsAnglesLevel 67ExpertMathematicsIf the area of a sector is 3 times its arc length, what is the radius of the sector?Class 12Trigonometric FunctionsAnglesLevel 67MediumMathematicsIn a circle, an angle of (54^\circ) subtends an arc of (9\pi) cm. What is the radius of the circle?Class 12Trigonometric FunctionsAnglesLevel 67ExpertMathematicsA sector has radius 7 cm and perimeter 22 cm. What is its central angle in radians?Class 12Trigonometric FunctionsAnglesLevel 67MediumMathematicsIf the arc length is (\frac{9\pi}{2}) cm and the radius is (12) cm, what is the central angle in degrees?Class 12Trigonometric FunctionsAnglesLevel 67ExpertMathematicsOn a circular track of radius (63) m what is the distance covered for a central angle of (40^\circ)?Class 12Trigonometric FunctionsAnglesLevel 69HardMathematicsKeeping the arc length same the radius is doubled. If the earlier angle was (\frac{3\pi}{5}) then what will be the new angle?Class 12Trigonometric FunctionsAnglesLevel 69HardMathematicsIf the arc length is 8π cm and the radius is 16 cm, what is the central angle?Class 12Trigonometric FunctionsAnglesLevel 69EasyMathematicsIf the arc length is equal to the diameter of the circle then what is the central angle in radians?Class 12Trigonometric FunctionsAnglesLevel 69HardMathematicsIf the arc length is (22) cm and the radius is (7) cm then what is the central angle in radians?Class 12Trigonometric FunctionsAnglesLevel 69HardMathematicsWhat is the perimeter of a sector with radius (10) cm and angle \(\frac{2\pi}{5}\)?Class 12Trigonometric FunctionsAnglesLevel 69HardMathematicsIn a circle of radius (14) cm the central angle is \(\frac{3\pi}{7}\). What is the arc length?Class 12Trigonometric FunctionsAnglesLevel 69HardMathematicsIf a sector with angle 2 radians has arc length 18 cm, what is its area?Class 12Trigonometric FunctionsAnglesLevel 68Medium