Questions
The angular speed of earth, so that the object on equator may appear weightless, is , radius of earth 6400 km)
a
1.25×10−3rad/sec
b
1.56×10−3rad/sec
c
1.25×10−1rad/sec
d
1.56 rad/sec
detailed solution
Correct option is A
For condition of weightlessness of equator ω=gR=1800=1.25×10−3radsTalk to our academic expert!
Similar Questions
What should be the velocity of earth due to rotation about its own axis so that the weight at equator become 3/5 of initial value. Radius of earth on equator is 6400 km
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