Related Questions

Who among the following was first to measure the circumference of the Earth?
A Eratosthenes
B Aristotle
C Hecataeus
D Herodotus
If the circumference of a circle is 4m, then the ratio of circumference of the circle to the diameter of the circle is -
A 2π
B 4
C π
D 4π
The magnitude of the area of a circle is seven times that of its circumference. What is the circumference (in units) of the circle ?
A 88 units
B 132 units
C 616 units
D Cannot be determined
E None of these
পৃথিবী পৃষ্ঠে একটি ইটের ওজন 81 N. পৃথিবীর অর্ধেক বাসার্ধের সমান উচ্চতায় এবং অর্ধেক বাসার্ধের সমান গভীরতায় ইউটির উপরে পৃথিবীর অভিকর্ষ বলের মান কত হবে?(A brick weighs 81 N on the surface of the earth. What are the earth's gravitational forces act on it at a height of half of the radius of the earth and at a depth of half of the radius of earth, respectively?)
A 36 N and 81 N
B 36 N and 40.5 N
C 36 N and 20.25 N
D 98 and 40.5 N
E 81 N and 81 N
A right angled triangle , whose perpendicular sides measure 1.8 cm and 2.4 cm ,is inscribed in a circle. What is the circumference of the circle (in cm)?
A π
B 3π
C 2π
D None of these
A right angled triangle, whose perpendicular sides measure 1.8 cm and 2.4 cm, is inscribed in a circle. What is the circumference of the circle (in cm)?
A 5
B 6
C 3
D 7
What is the approximate circumference of the earth?
A 50,000 km
B 25,000 km
C 16,000 km
D 40,000 km
What is the approximate circumference of earth?
A 40,000 Km
B 60,000 Km
C 80,000 Km
D 1,00,000 Km
One degree of the circumference of the earth measures(approx.) ________
A 100 km
B 111 km
C 151 km
D 175 km
What is the approximate equatorial circumference of the earth?
A 30,000 Km
B 35,000 Km
C 40,000 Km
D 45,000 Km

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