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A circular wire of radius 7cm is cut and...

A circular wire of radius 7cm is cut and bend again into an arc of a circle of radius 12cm angle subtended by the arc at the centre is

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RD SHARMA ENGLISH-MEASUREMENT OF ANGLES-All Questions
  1. The angles of a quadrilateral are in A.P. and the greatest angle is 12...

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  2. The angles of a triangle are in A.P. and the number of degrees in the ...

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  3. The angle in one regular polygon is to that in another as 3:2 and the ...

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  4. The number of sides of two regular polygons are as 5: 4 and the differ...

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  5. Find the length which at a distance of 5280 m will subtend an angle of...

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  6. A wheel makes 360 revolutions per minute. Through how many radians doe...

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  7. Find the angle in radian through which a pendulum swings if its len...

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  8. The radius of a circle is 30 cm. find the length of an arc this circle...

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  9. A railway train is travelling on a circular curve of 1500 metres radiu...

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  10. Find the distance from the eye at which a coin of 2 cm diameter should...

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  11. Find the diameter of the sun in km supposing that it subtends an angle...

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  12. If the arcs of the same length in two circles subtend angels 65^0 and ...

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  13. Find the degree measure of the angles subtended at the centre of a ...

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  14. If the angles of a triangle are in A.P., then the measures of one of ...

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  15. The angle between the minute and hour hands of a clock at 8:30 is

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  16. At 3:40 the hour and minute hands of a clock are inclined at

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  17. If the arcs of the same lengths m two circles subtend angles 65o an...

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  18. if OP makes 4 revolutions in one second, the angular velocity in radia...

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  19. A circular wire of radius 7cm is cut and bend again into an arc of a c...

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  20. The radius of the circle whose arc of length 15\ pi cm makes an angle ...

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