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## Related Physics Q&A

Find answers to questions asked by students like you.

Q: 5. How much work must be done by a rocket engine to lift a 1000 kg payload from rest on the earth's…

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Q: 12) The earth exerts a force of 9.8N on a mass, m, of Ikg at its surface. If m is moved to a point…

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Q: Calculate the kinetic energy of a satellite revolving around the earth with a speed of 1 km/s.…

A: Given Speed of satellite v = 1 km/s Gravitational force F = 5 KN Acceleration due to gravity a =…

Q: 5) What should the speed of the orbit be, if we want the satellite to take 8 times longer to…

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Q: 7)The mechanism in the figure makes a smooth circular motion with the help of a motor. and completes…

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Q: An asteroid, whose mass is 2.0 * 10-4 times the mass of Earth, revolves in a circular orbit around…

A: The square of the period T of any planet in circular orbits with radius r, Here, M is the mass of…

Q: A small moon orbits its planet in a circular orbit at a speed of 5.0 km/s. It takes 28 hours to…

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Q: question 16 please

A: Given:

Q: Problem 6 : Estimate the kinetic energy of the Mars with respect to the Sun as the sum of the…

A: The total kinetic energy of mars with respect to the sun can be expressed as the sum of K.E of mars…

Q: The Earth's Moon has an orbital period of 27.3 days and an elliptical orbit with a semi-major axis…

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Q: I Review | Constants In 2000, NASA placed a satellite in orbit around an asteroid. Consider a…

A: In this question we have to find the orbital speed of the satellite and the escape speed of the…

Q: Geosynchronous communication satellites remain directly above a single location on the Earth’s…

A: Given: Orbital period T of geosynchronous satellite is 24 hours. The mass of the Earth MEarthis…

Q: What’s the linear speed of a point on the equator of a planet whose radius is 2.9 times that of…

A: Ques: R=2.9*RE

Q: Explain why a centripetal force doesnot do work on a circularly moving objects?

A: The centripetal force does not do work on a circularly moving object because the force is…

Q: Explain why a centripetal force doesnot do work on a circularly moving objects?

A: Centripetal force on an object executing circular motion is always directed radially towards the…

Q: #48

A: Draw the free-body diagram of the bead.

Q: 5.00 X 102-kg communications satellite is to be placed into a circular geosynchronous rbit around…

A: Mass of satellite m = 5 × 102 kg Time period = 24 h = 24×60×60 sec

Q: What’s the linear speed of a point on the equator of a planet whose radius is 4.8 times that of…

A: Click to see the answer

Q: GOAL Apply Kepler's third law to an Earth satellite. PROBLEM From a telecommunications point of…

A: Click to see the answer

Q: What's the linear speed of a point on the equator of a planet whose radius is 5.2 times that of…

A: It's a concept of liner velocity

Q: 1.1 A thin uniform disk of radius a, mass m and A mass per unit length. Find the grav ring exerts on…

A: Given:- A thin uniform disk of radius a, mass m and ) mass per unit length. thering exerts on a…

Q: What’s the linear speed of a point on the equator of a planet whose radius is 2.3 times that of…

A: Click to see the answer

Q: What's the linear speed of a point on the equator of a planet whose radius is 5.4 times that of…

A: Given--- radius of planet = 5.4 times of the earth radius. We have to find--- linear of a point…

Q: 7) A satellite of mass m orbits a planet of mass M with orbital radius R at a speed U and angular…

A: Option D is not correct equation of orbital velocity of satellite of mass m with orbital radius R

Q: NASA has an experiment at the space regarding an orbit. What is the angular velocity of a particle…

A: Given : Frequency (f) = 200/min = 200/60 f = 3.33 Hz

Q: (I) Calculate the speed of a satellite moving in a stablecircular orbit about the Earth at a height…

A: Click to see the answer

Q: 1. I am driving my 3500 pound weight car at 45 mph around a flat curve of radius 50 meters. If the…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: An uncrewed mission to the nearest star, Proxima Centauri, is launched from the Earth's surface as a…

A: Given data The initial speed of the spacecraft is given as u = 43.1 km/s. Let us consider the…

Q: Europa's orbit around Jupiter is nearly circular and has a period of 3.551 days. Assume Europa is…

A: The period or revolution of Europa around Jupiter is The angular speed of moon is

Q: lo completes one orbit about Jupiter in 1.77 days and the average Jupiter-lo distance is 4.22 × 10%…

A: We know angular speed (ω) = 2πPeriod (T)

Q: Geosynchronous communication satellites remain directly above a single location on the Earth's…

A: Click to see the answer

Q: 7. You are riding a roller-coaster going around a vertical loop, on the inside of the loop. If the…

A: Click to see the answer

Q: An asteroid, whose mass is 2.0 x 104 times the mass of Earth, revolves in a circular orbit around…

A: Given Data Mass of the asteroid is Ma=2.0×10-4 ×Me (Meis the mass of the Earth) Distance of the…

Q: *33. O As a moon follows its orbit around a planet, the maximum gravitational force exerted on the…

A: The gravitational force be defined as,

Q: (Use equation 6.65) A satellite orbits the earth in a circle with a radius of 6,910 km. What is the…

A: We first calculate the orbital velocity of the satellite. Fc=FGmv2r=GmMEr2v=GMEr

Q: nd the distance of a point from the earth's centre where the gravitational intensity due to earth is…

A: Click to see the answer

Q: A 30kg child rides a circus train that performs vertical turns of radius 20 m every 22 sec. What is…

A: In this case centripetal force is acting outwards and the weight is acting downward ss the resulting…

Q: ow much gravitational potential energy (relative to the ground on which it is built) is stored in an…

A: Given:- The mass of the pyramid m = 7x 109 kg. its center of mass is 30.0 m above the surrounding…

Q: 1. A 5.00 kg object is swinging around a circle of radius 4.50m. If the tension on a rope is 40 N,…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: A simple pendulum, consisting of a lightweight 25-cm rod and a small 500-g weight, pivots from point…

A: Click to see the answer

Q: Suppose a probe satellite of mass m is released with some initial velocity Vo out in space, far away…

A: For an inverse square force, U(r) = -C/r, like Gravitational force, the equation of orbit is given…

Q: A recently patented pile driver pounds piles into the ground by launching 15 kg bowling balls from a…

A: Given Data: The mass of a bowling ball is, m=15 kg The radius of a loop is, r=8 m The compression in…

Q: NASA scientists propose using rotating cylindrical craft to mimic gravity while in a weightless…

A: Diameter of craft, D= 81 m radius= D/2= 40.5 meter acceleration due to gravity, g= 9.81 m/s2…

Q: judy (62kg) is riding a roller coaster and enters the bottom of a dip with a radius of curvature of…

A: The expression for the normal force acting on Judy's body is, F=mv2r

Q: 1. What is the total kinetic energy of the Earth due to it's rotation around the sun and it's spin…

A: solution is given by

Q: 3. A 1600 kg satellite orbits the earth at an altitude of 2.2 x 10m. a. What is the orbital speed of…

A: Click to see the answer

Q: An Earth satellite has a perigee of 300 km and an apogee of 3,500 km above Earth's surface. How far…

A: Click to see the answer

Q: A 4.00 m long, 500 kg steel beam extends horizontally from the point where it has been bolted to the…

A: Mass of steel beam= 500kg Mass of construction worker=70kg Length of beam=4m g=9.8m/s2

Q: A 4.00 m long, 500 kg steel beam extends horizontally from the point where it has been bolted to the…

A: Click to see the answer

Q: A woman places her briefcase on the backseat of her car. As she drives to work, the car negotiates…

A: It is given that, r=49.7 mv=14.3 m/s