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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 :

A circular road runs round a circular ground. If the
difference between the circumference of the outer circle
and the inner circle is 66 metre, then width of the road is


Answer :

7/2 cm
7 m
10.5 m
14 m


Question :

The diameter of the wheel of a Bus is 1.4 m. The wheel
makes 10 revolutions in 5 seconds. The speed of the
vehicle (in kmph) is


Answer :

30
31
31.68
35


Question :

If the circumference of a circle is increased by 50 %, then
its area will be increased by


Answer :

100%
125%
150%
75%


Question :

The area of a quadrant of a circle whose circumference
is 44 cm is


Answer :

77 cm2
38.5 cm2
19.25 cm2
35.5 cm


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


Answer :

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


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 :

If the circumference of a circle is 352 metres, then its area in square metres is


Answer :

5986 m2
6589 m2
7952 m2
9856 m2


Question :

A circular wire of radius 42 cm is cut and bent into the form of a rectangle whose sides are in the ratio of 6 : 5. The smaller side of the rectangle is


Answer :

30 cm
60 cm
70 cm
80 cm


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