Does a speed of falling object depend on its mass? Does the speed of satellite in orbit depend on its mass? Defend your answer.

Q: Consider a satellite of mass m orbiting the earth. If the mass of the satellite is suddenly doubled…

A: Option C is the right answer

Q: In an accidental explosion, a satellite breaks in half while in circular orbit about Earth. One half…

A:

Q: How does the force of gravity between two bodies change when the distance between them is doubled?

A: the expression for the gravitational force between two bodies of mass m and M is,

Q: Discuss why a satellite can orbit at 5 km above the Moon, but not at 5 km above Earth.

A: The earth's atmosphere is surrounded by air molecules about 600 km above the earth's surface. And at…

Q: If distance between the object is doubled, then the gravitational force of attraction becomes

A:

Q: Can a satellite coast in a stable orbit in a plane that doesn’t intersect the Earth’s center? Defend…

A: A satellite is able to revolve around a planet when the centripetal force on the planet is balanced…

Q: What is the shape of the orbit when the velocity of the satellite is everywhere perpendicular to the…

A:

Q: You wish to put two satellites into a circular orbit of h above the earth's surface. One satellite's…

A: The circling speed of the satellites around the Earth is given by,

Q: Would we obtain equilibrium on the Moon with g’=g/6? Discuss the effect of changing the…

A:

Q: Show that the period of orbit for two masses, m1 and m2 , in circular orbits of radii r1 and r2 ,…

A: Two masses m1 and m2 in circular orbits of radius r1 and r2 will have centripetal force acting on…

Q: When will the gravitational force between you and the Sun be greater—today at noon, or tomorrow at…

A: The Sun is closer to me today at noon than tomorrow at midnight

Q: Why doesn't the force of gravity change the speed of a bowling ball as it rolls along a bowling…

A: The gravitational force that acts downward is balanced by the normal reaction of the floor of the…

Q: If a satellite circled Earth at a distance equal to the Earth– Moon distance, how long would it take…

A: We are given that,

Q: How is the gravitational force between two point masses affected when they are dipped in the water…

A: The gravitational force is unaffected by the medium, and it remains the same between the point…

Q: The dashed lines show three circular orbits about Earth. Rank the following quantities from greatest…

A: The smallest orbit will have the highest orbital speed therefore (a) The order of orbital speeds…

Q: Another friend says that the Moon’s gravity would prevent rocks dropping from the Moon to Earth, but…

A: Solution:

Q: If the force of gravity between a book of mass 0.50 kg and a calculator of 0.100 kg is 1.5 x 10-10…

A: Given data: The mass of force is m1=0.5 kg. The mass of calculator is m2=0.1 kg. The gravitational…

Q: Upon which does the speed of a circling satellite not depend: the mass of the satellite, the mass of…

A:

Q: Would the speed of satellite in close circular orbit about Jupiter be greater than, equal to, or…

A: An object which is revolving around a mass rather than falling into it is known as a satellite of…

Q: The motion of satellite is based on which force?

A: Motion of satellite around a planet is governed by the force of gravity.

Q: When a satellite in circular orbit slows, perhaps due to the firing of retro rocket, it ends up…

A: As the satellite follows a circular orbit, it always obeys the law of conservation of angular…

Q: An astronaut lands on a planet that has the same mass at the Earth but twice the diameter. How would…

A: The gravitational field strength is given by

Q: Why is work done by the force of gravity on a satellite when it moves from one part of an elliptical…

A: Work done while moving in a circular path will be zero but work done while moving in an elliptical…

Q: Does the speed of satellite remain constant in a particular orbit? Explain.

A:

Q: Since the Moon is gravitationally attracted to earth, why doesn't it simply crash into Earth?

A: The moon does not fall on the earth because:

Q: Does the speed of a falling object depend on its mass? Does the speed of a satellite in orbit depend…

A: The expression used for finding the speed of the falling object is Thus, the speed of the falling…

Q: For orbits of greater altitude, is the period of revolution of satellite longer or shorter?

A: Orbital speed of any satellite can be given using Kepler’s 2nd law of  motion which explain square…

Q: A 765-kg satellite is in a circular orbit about Earth at a height above Earth equal to Earth's mean…

A: ( b ) T = 2 πr / v ; T = 2 π* ( 2 * 6.4 e 6 ) / 5588.1 ; T = 14392.1497 s   T =14407 / 60 min =…

Q: One student argues that a satellite in orbit is in free fall because the satellite keeps falling…

A: Satellites are those bodies that orbit around a planet or a star in a particular orbit with a…

Q: If the masses of two objects each double and the distance between them also doubles, the…

A:

Q: The gravitational force between two bodies is 6.67 × 10-7N when the distance between their centres…

A: Given data:  Gravitational Force (F) = 6.67×10-7 N Distance (r) = 10 m Mass of first body (m1) = 800…

Q: When the mass of the earth is doubled, how does it affect the satellite?

A: mass of earth is double

Q: A satellite is moving in a nearly circular orbit around the earth? Show that the air friction will…

A: Consider a satellite orbiting around the Earth at an altitude. Due to the air friction provided by…

Q: A tomato is thrown upward. As it rises, the gravitational force does

A:

Q: If a cannonball were used instead of a rocket, how fast would it have to travel to escape Earth's…

A: Given cannonball is used to escape from Earth. We have to calculate the speed of the cannonball so…

Q: Discuss why a satellite can orbit at 5km above the Moon, but not at 5km above Earth.

A: An object which is revolving around an object rather than falling into it is known as a satellite of…

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!