Which body is in equilibrium? 1. a satellite orbiting Earth in a circular orbit 2. a ball falling freely toward the surface of Earth 3. a car moving with a constant speed along a straight, level road 4. a projectile at the highest point in its trajectory

Q: Which of the following is considered an inertial frame of reference? A. An orbiting satellite. B. A…

A: A frame of reference is just a frame of reference attached to a rigid body. If the body is moving…

Q: A ball dropped from a spacecraft is revolving around the earth at a height of 120km. What will…

A: C

Q: 9. The centripetal acceleration and frequency of an object rotating in a circle would have a direct…

A: Solution:  9. Centripetal acceleration is given by: ac=ω×v…

Q: a string moves uniformly in a horizontal circle with a radius of 1.25 meters at a height of 6 meters…

A: We know that the second  equation of motion is given as  h = ut +12gt2 where h is the height and t…

Q: 2. Two identical stars with radius R and mass M, orbits around their center of mass. The orbit is…

A: Given : Mass of star 1 = M kg Mass of star 2 = M kg The orbit is circular. Stars are on opposite…

Q: Which of the following statements is/are true about astronauts while orbiting the earth on board the…

A: We need to choose the correct statement for the given situation.

Q: It's time for the game Where's That Satellite! What celestial body is your satellite orbiting if you…

A: Given: period T = 8.2 hr altitude r = 94.2*106 m

Q: Solution without Kelper's law

A: Given:Me = 5.98 x 1024 kgT = 1.21 x 104 s Introduction:Here, the gravitational force is acting as…

Q: 4) A satellite is located 3.15 x 105 m above the surface of the Earth. What is the period of the…

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Q: Determine the orbital speed, in m/s, of a satellite that circles the Earth with a period of 1.70 x…

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Q: 5. A satellite of mass 2000 kg is in a circular orbit about the Earth. It is at a height of 1.4 x…

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Q: 14. A satellite moves in a circular orbit around Earth at a speed of 5.0 x 10° m s!. Calculate the…

A: The height of a satellite refers to the distance between the satellite and the Earth's surface.

Q: 3. A 0.35 kg ball is spinning in a uniform horizontal circle on the end of a 0.52 m string with a…

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Q: Communication satellites are placed in a circular orbit that is 4.72 x 105 m above the surface of…

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Q: 7. Isaac Newton was the first person to correctly explain the twice-daily occurence of high and low…

A: Law of Gravitation: If two masses are seperated by distance "d", then the force of attraction…

Q: A satellite is in a circular orbit about the earth (ME = 5.98 x 1024 kg). The period of the…

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Q: A 1000 kg satellite is moving in a circular orbit 360 km above the Earth's surface in 92 minutes.…

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Q: 6. You are not on earth. You have a ball on a string. You whirl it in a vertical circle (a) Choose…

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Q: An electric fan has blades of length 30cm as measured form the axis of rotation. If the fan is…

A: Given Data : The length of the blade is given as r = 30cm The angular speed of the blades is given…

Q: Choose the incorrect statement about uniform circular motion: Group of answer choices An object…

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Q: A rotating space station of radius 235 m is pictured above. What rotation rate must it have in order…

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Q: 3) You are on the vomit comet and the pilot wants to give you an experience of only 0.1g (that is,…

A: Given: Velocity,v=400mph=400×0.44704m/sAcceleration due to gravity,g=9.8m/s2 The apparent weight of…

Q: An object of mass 2.0 kg revolves at 60.0 rpm in a horizontal circle of radius 0.10 m. Determine the…

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Q: Question 2: A space shuttle has a mass of 9.3 × 104 kg and orbits the earth at an altitude of 350…

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Q: 云 oð 7 %24 F. 12:34 PM Thu Jan 13 cl.castlelearning.com Centripetal Force and acceleration 2 Diego…

A: For space station, they gave  about the rotational speed, radius and astronuts weight, we have to…

Q: f a hole were dug through the center of a planet and a ball dropped into the hole, which of the…

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Q: A satellite travels with constant speed v in a circular orbit 320 km above the earth's surface.…

A: Given, height above the earth's surface, h = 320 km

Q: .) An Astronaut is in free orbit around the earth while doing a spacewalk. Assuming that he is in a…

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Q: Determine the orbital speed, in m/s, of a satellite that circles the Earth with a period of 2.20 x…

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Q: 34. A geosynchronous satellite appears to "hover" stationary directly above a particular point on…

A: The objective of the question is to calculate the altitude and speed of a geosynchronous satellite.…

Q: 6. An object of mass 5.6 x107kg is located at the Cartesian origin, (0m,0m). A second object, of…

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Q: 4. MOTION IN TWO DIMENSIONS: A 30000 kg Airplane travels a horizontal loop of 10 m radius at a…

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Q: A car with a mass 1800 kilograms passes over a hill that follows an arc with a radius of 42 meters.…

A: GIVEN : Mass of car m = 1800 kg radius = 42 m speed v = 16 m/s (a) NORMAL FORCE ON THE CAR  When a…

Q: Which of the three orbits shown below (A, B, or C) would you say most closely matches the shape of…

A: The eccentricity of Earth's orbit around the Sun is 0.05. This implies that the Earth's orbit around…

Q: 6. Assuming that the Moon is revolving around the center of the Earth (? = 3.84 × 108m) and…

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Q: 1.A ball is fired at the beginning speed of the v and forms an Angle toward the horizontal surface…

A: Given that, Velocity of ball =v x-component of velocity =vx= vcosθ y- component of velocity =vy= v…

Q: ©2) H Earth An Earth satellite (mass =2500 kg), is at a height H = 7.68 x 10 m, above the earth.…

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Q: 1) Computer-controlled display screens provide drivers in the Indianapolis 500 with a variety of…

A: 1) v= 98.8 m/s , ac= 3(g)= 3(9.8)= 29.4 m/s2  2) a= 6.25×103(g) = 6.25 × 103×9.8 m/s2  r= 5cm

Q: A 731-kg satellite is in a circular orbit about Earth at a height above Earth equal to Earth's mean…

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Q: 2. Find the free-fall acceleration on the surface of the Moon and on the surface of the Sun. 3. An…

A: Taking standard values of mass of moon and radius of moon. M = 7.4*1022 kg. R = 1740*103 m G =…