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Sahay Sir > Question Answers > Cengage NEET by C.P Singh > Part 1 > Chapter 9 - Circular Motion > A mass is supported on a frictionless horizontal surface. It Is attached to a string and rotates about a fixed center at an angular velocity ω0.If the length of the string and angular velocity both are doubled, the tension in the string which was initially T0 is now

A mass is supported on a frictionless horizontal surface. It Is attached to a string and rotates about a fixed center at an angular velocity ω0.If the length of the string and angular velocity both are doubled, the tension in the string which was initially T0 is now

if w= i - j + k and r = i - 2j + 3k? What is the value of linear velocity