The escape velocity of a projectile from the earth is approximately

4

Questions Match

1.
The escape velocity of a projectile from the earth is approximately

1. 11.2 m/s2. 11.2 km/s3. 11200 m/s4. 112 km/s

2.
The escape velocity of a sphere of mass m from earth having mass M and radius R is given by

1. 2. 3. 4.

3.
A missile is launched with a velocity less than the escape velocity. The sum of its kinetic and potential energy is

1. Positive2. Negative3. Zero4. May be positive or negative depending upon its initial velocity

4.
The escape velocity of a rocket launched from the surface of the earth

1. Does not depend on the mass of the rocket2. Does not depend on the mass of the earth3. Depends on the mass of the planet towards which it is moving4. Depends on the mass of the rocket

The escape velocity of a projectile from the earth is approximately