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CBSE Notes 2011-2012 » Area Related to Circles - Class 10 Maths MCQs (Free Practice Test)

Area Related to Circles - Class 10 Maths MCQs (Free Practice Test)


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Question :

The number of rounds that a wheel of diameter yy m will make in going 4 km is


Answer :

1500
1700
2000
2500


Question :

The area of the largest circle that can be drawn inside a
rectangle with sides 7 m x 3.5 m is


Answer :

77/2 m2
77 m2
77/8 m2
77/4 m2


Question :

The circumferences of two concentric circles forming a
ring are 88 cm and 66 cm respectively. The width of the
ring is


Answer :

14 cm
7 cm
7/2 cm
21 cm


Question :

The area of a circle is 38.5 square cm. Its circumference
is


Answer :

5 cm
22 cm
14 cm
196 cm


Question :

A wheel makes 1000 revolutions in covering a distance of 0.88 km. The radius of the wheel is


Answer :

7 cm
14 cm
21 cm
28 cm


Question :

The diameter of a wheel is 1.26 m. How far will it travel
in 500 revolutions ?


Answer :

2670 m
2880 m
1980 m
1596 m


Question :

The ratio of areas of incircle and circumcircle of an
equilateral triangle is


Answer :

1:2
1:3
1:4
1:5


Question :

The areas of two concentric circles forming a ring are 154 square cm and 616 square cm. The breadth of the
ring is


Answer :

7/2 cm
14 cm
7 cm
21 cm


Question :

A toothed wheel of diameter 50 cm is attached to a smaller
wheel of diameter 30 cm. How many revolutions will the
smaller wheel make when the larger one makes 15
revolutions ?


Answer :

23
24
25
26


Question :

f the wheel of an engine of a train is 4 ,2/7m in
circumference makes seven revolution in 4 seconds, then
the speed of the train is


Answer :

25 km/hr
26 km/hr
27 km/hr
30 km/hr