Escape velocity depends on ________?

Related Mcqs:

1. Escape velocity of a rocket fired from the earth towards the moon is a velocity to get rid of the _______?

   A. Centripetal force due to the earth’s rotation
   B. Earth’s gravitational pull
   C. Pressure of the atmosphere
   D. Moon’s gravitational pull

   Submitted by: Rashid Mehmood

2. A body can escape the gravitational pull of the earth if it is thrown up with a velocity of ________ miles/second ?

   A. 35
   B. 25
   C. 12
   D. 07

   Submitted by: Mansoor Ahmed Suhag

3. A body can escape the gravitational pull of the earth if it is thrown up with a velocity of?

   A. 25 miles per sec
   B. 60 miles per sec
   C. 7 miles per sec
   D. 10 miles per sec
   E. None of these

4. Pen and a home which will need more velocity to escape from the earth?

   A. pen needs less velocity
   B. home needs more velocity
   C. both need the same velocity
   D. none

   Submitted by: Syed Ahsan Ali Shah

5. What is the escape velocity on Earth?

   A. 7.9 km/s
   B. 9.8 km/s
   C. 11.2 km/s
   D. 12.4 km/s

   Submitted by: Syed Ahsan Ali Shah

6. A rocket needs the speed of _______ to escape from earth’s gravity?

   A. 22 miles per second
   B. 15 miles per second
   C. 12 miles per second
   D. 7 miles per second

   Submitted by: Mansoor Ahmed Suhag

7. The thermosphere extends from an altitude of ________ to the base of ________ at ________?

   A. 75 km, Mesosphere, 670 km
   B. 80 km, Ionosphere, 680 km
   C. 85 km, Exosphere, 690 km
   D. 90 km, Ozone Layer , 690 km

   Submitted by: Muhammad Abdullah

8. The strength of wave action depends on all these EXCEPT:

   A. Currents in the sea
   B. Wind strength
   C. Depth of coastal water
   D. Height of waves

   Submitted by: Mansoor Ul Haque

9. The temperature at which water boils depends mainly on ____________?

   A. Air temperature
   B. Relative humidity
   C. Air pressure
   D. Air density
   E. The specific heat of air

   Submitted by: Mansoor Ul Haque

10. ______________ is used for measuring velocity?

    A. Speedometer
    B. Anemometer
    C. Odometer
    D. Hygrometer

    Submitted by: Fahad iqbal