A Plane Is Revolving Around The Earth With A Speed Of 100 Km/hr At A Constant Height From Surface Of Earth. The Change In The Velocity As It Travels Half Circle Is?

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Abhishek 1 Year Ago
169

A plane is revolving around the earth with a speed of 100 km/hr at a constant height from the surface of the earth. The change in the velocity as it travels half circle is

(1) 200 km/hr

(2) 150 km/hr

(3) 100 root(2)/hr

(4) 0

asked Jun 12 3:37:55 PM

Abhishek

Q: 350 A: 0

1 Answers

  • 40

    Answer is = 200km/h

    Explanation-

    At the two ends of circle the velocities are opposite in direction. Hence

    the change is 100 -(-100)

                         =200km/h

    1 Year Ago

    asked Oct 15 4:28:28 PM

    Sangeeta

    Q: 22 A: 1924

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