The condition for a uniform spherical mass m of radius r to be a black hole is:
( 
gravitational constant and 
acceleration due to gravity):
Text Solution
Verified by ExpertsThe correct answer is:
C
For black hole even lights cannot escape from the surface of the star.
Since, 
Putting 
Then, 
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
A satellite is rotating around a planet in the orbit of radius with time period T. If gravitationa…
Two particles of equal mass m go around a circle of radius R under the action of their mutual gravi…
If the gravitational force had varied as instead of , the potential energy of a particle at a dis…
The angular velocity of rotation of a star (of mass M and radius R), at which the matter starts to …
A mass m is at a distance x from one end of a uniform rod of length L and mass M. The gravitational…
An asteroid of mass is approaching earth, initially at a distance of with speed . It hits the ea…