Gravitation

Q. How does the gravitational force between two objects change if both masses are doubled?
  • A. It becomes four times stronger
  • B. It becomes twice as strong
  • C. It remains the same
  • D. It becomes half as strong
Q. How does the gravitational force between two objects change if the distance between them is halved?
  • A. It doubles
  • B. It quadruples
  • C. It remains the same
  • D. It halves
Q. How does the gravitational force between two objects change if the mass of one object is tripled?
  • A. It triples
  • B. It doubles
  • C. It remains the same
  • D. It increases by a factor of nine
Q. How does the gravitational potential change as you move away from a planet?
  • A. It increases.
  • B. It decreases.
  • C. It remains constant.
  • D. It oscillates.
Q. How does the gravitational potential energy of a system of two masses change as they move closer together?
  • A. It increases.
  • B. It decreases.
  • C. It remains constant.
  • D. It becomes zero.
Q. How does the gravitational potential energy of an object change when it is lifted to a height 'h' above the ground?
  • A. It decreases.
  • B. It increases.
  • C. It remains the same.
  • D. It becomes zero.
Q. If a satellite is in a geostationary orbit, what is its orbital period?
  • A. 24 hours
  • B. 12 hours
  • C. 6 hours
  • D. 1 hour
Q. If a satellite is in a stable orbit, what can be said about the net force acting on it?
  • A. It is zero
  • B. It is equal to the gravitational force
  • C. It is equal to the centripetal force
  • D. It is equal to the sum of gravitational and centripetal forces
Q. If a satellite is launched into a higher orbit, how does its potential energy change compared to its initial orbit?
  • A. It decreases
  • B. It remains the same
  • C. It increases
  • D. It becomes zero
Q. If a satellite is moved to a higher orbit, what happens to its orbital period?
  • A. It decreases.
  • B. It increases.
  • C. It remains the same.
  • D. It becomes zero.
Q. If a satellite is moving in a circular orbit, what is the relationship between its centripetal acceleration and gravitational acceleration?
  • A. Centripetal = Gravitational
  • B. Centripetal > Gravitational
  • C. Centripetal < Gravitational
  • D. No relationship
Q. If a satellite is moving in a circular orbit, what type of energy does it possess?
  • A. Only kinetic energy
  • B. Only potential energy
  • C. Both kinetic and potential energy
  • D. Neither kinetic nor potential energy
Q. If a satellite's altitude is doubled, how does its orbital speed change?
  • A. Increases by √2
  • B. Decreases by √2
  • C. Remains the same
  • D. Increases by 2
Q. If a satellite's altitude is increased, what happens to its orbital period?
  • A. It decreases
  • B. It increases
  • C. It remains constant
  • D. It becomes zero
Q. If a satellite's speed is greater than the escape velocity, what will happen?
  • A. It will enter a stable orbit
  • B. It will escape Earth's gravitational pull
  • C. It will crash into the Earth
  • D. It will remain in a circular orbit
Q. If a satellite's speed is less than the required orbital speed, what will happen?
  • A. It will remain in orbit.
  • B. It will fall back to Earth.
  • C. It will escape into space.
  • D. It will move to a higher orbit.
Q. If an object is moved to a height equal to the radius of the Earth, how does the gravitational force acting on it change?
  • A. It becomes half
  • B. It becomes one-fourth
  • C. It remains the same
  • D. It becomes zero
Q. If the distance between two masses is doubled, how does the gravitational force between them change?
  • A. It becomes four times weaker
  • B. It becomes twice as strong
  • C. It remains the same
  • D. It becomes half as strong
Q. If the distance between two masses is doubled, how does the gravitational force change?
  • A. It becomes four times weaker
  • B. It becomes twice weaker
  • C. It remains the same
  • D. It becomes four times stronger
Q. If the distance between two masses is halved, how does the gravitational force between them change?
  • A. It remains the same
  • B. It doubles
  • C. It quadruples
  • D. It halves
Q. If the distance between two masses is halved, how does the gravitational force change?
  • A. It becomes four times stronger
  • B. It becomes twice stronger
  • C. It remains the same
  • D. It becomes half as strong
Q. If the distance between two masses is tripled, how does the gravitational force change?
  • A. It becomes 1/3
  • B. It becomes 1/9
  • C. It becomes 1/6
  • D. It remains the same
Q. If the distance between two objects is doubled, how does the gravitational force between them change?
  • A. It doubles
  • B. It halves
  • C. It becomes one-fourth
  • D. It remains the same
Q. If the distance from a mass is doubled, how does the gravitational field strength change?
  • A. It doubles.
  • B. It halves.
  • C. It becomes one-fourth.
  • D. It becomes one-eighth.
Q. If the distance from the center of the Earth is doubled, how does the gravitational potential change?
  • A. It doubles.
  • B. It halves.
  • C. It becomes zero.
  • D. It quadruples.
Q. If the distance from the center of the Earth is doubled, how does the gravitational field strength change?
  • A. It doubles.
  • B. It halves.
  • C. It becomes zero.
  • D. It quadruples.
Q. If the distance from the center of the Earth is doubled, what happens to the gravitational field strength?
  • A. It doubles.
  • B. It halves.
  • C. It becomes one-fourth.
  • D. It becomes zero.
Q. If the Earth were to suddenly shrink in size but maintain its mass, what would happen to the gravitational force at its surface?
  • A. It would increase
  • B. It would decrease
  • C. It would remain the same
  • D. It would become zero
Q. If the Earth were to suddenly shrink to half its radius while keeping its mass constant, what would happen to the gravitational force at its surface?
  • A. It would remain the same
  • B. It would double
  • C. It would become half
  • D. It would become four times stronger
Q. If the Earth were to suddenly shrink to half its radius while keeping its mass constant, what would happen to the gravitational acceleration at its surface?
  • A. It would double
  • B. It would remain the same
  • C. It would halve
  • D. It would quadruple
Showing 31 to 60 of 281 (10 Pages)
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