3. The Little Prince is a fictional character who lives on a very small planet. Suppose that the planet has a mass of 2 x1013 kg and a radius of 1000 m. The Little Prince. (a) How long would it take for an object to fall from rest a vertical distance of 1.00 m? 13 (b) What is the escape velocity from a very small planet? (c) Suppose the Little Prince throws a ball vertically upward, giving it an initial velocity of 1.0 m/s. What would be the maximum height reached by the ball? (d) At what speed could a ball be thrown horizontally so that it would travel in a circular orbit just above the surface of the planet?

Q: On a highway curve with radius 44 m, the maximum force of static friction (centripetal force) that…

A: Given : Radius of a curve (r) = 44 m Mass of a car (m) = 1173 kg Maximum frictional force (Fc) =…

Q: I Review | Constants Neutron stars, such as the one at the center of the Crab Nebula, have about the…

A: Given : w = 675 N d = 25 km = 25 x 103 m r = d/2 = 25 x 103/2 = 1.25 x 104 m ms = 1.99 x 1030 kg G =…

Q: 1. What is the acceleration due to gravity on the surface of Mars? The mass of Mars is 6.418X1023 kg…

A: 1)The acceleration due to gravity on the surface of the Mars is as mentioned below.

Q: 6. A small body of mass 3 kg revolves uniformly in a circle on a horizontal frictionless surface…

A: The radius of the circle,   The mass of the object,

Q: Problem 7: A satellite is traveling around a planet in a circular orbit with radius R. It ves in a…

A:

Q: 6. A tetherball of mass 3 kg is suspended from a rope of length 5.0 m and travels a circle of radius…

A:

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…

A:

Q: A 47.3 kg satellite orbits the planet Cruton. The period of the orbit is 4.89 h when the radius of…

A:

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

A:

Q: A newly discovered planet has a mass of 7.0 x 1023 kg and radius 1000 km.  What is the free fall…

A: The given values are, m=7.0×1023 kgR=1000 km=1000×103 m

Q: A scientist claims that people who compete in the Olympic event of skeleton are insane. With their…

A: Speed of runner in Olympic : v = 75 mph = 753600 = 0.0208 m/s Radius of Olympic track: r = 50 m Mass…

Q: Problem 6: A meteoroid is moving towards a planet. It has mass m = 0.86x10° kg and speed v = 1.1x10'…

A:

Q: It has been suggested that rotating cylinders about 20.0 mi long and 3.53 mi in diameter be placed…

A: It is given that, l=20 mi=32186.9 md=3.53 mir=d2=3.532=1.765 mi=2840.4922 m

Q: It takes a 1200 kg racing car 12.3 s to travel at a uniform speed around a circular racetrack of…

A:

Q: 3. A ball of mass 4.0 kg is attached to a rope and rotates in a vertical circle of radius 0.5 m. At…

A:

Q: It has been suggested that rotating cylinders about 17.0 mi long and 4.55 mi in diameter be placed…

A:

Q: Can you please answer this question and all of the sub parts and show all of the steps to the…

A: (a) The speed of the satellite can be determined as, Here, G, ME and R represent the gravitational…

Q: The acceleration due to gravity, g, is constant at sea level on the Earth's surface. However, the…

A: We know, gravitational field intensity  r is the distance from the center of the earth on surface…

Q: A newly discovered planet has a mass of 8.5 x 1023 kg and radius 1000 km.  What is the free fall…

A:

Q: 9. A block is sliding on a frictionless surface which includes a bump. The bump is 0.50 m in height…

A:

Q: A circular-motion addict of mass 80.0 kg rides a Ferris wheel around in a vertical circle of radius…

A: (a)Period of motion is,

Q: A satellite circles the earth in orbit whose radius is 2.20 times the earth's radius. The earth's…

A: The expression for the time period is,

Q: Problem 6: A meteoroid is moving towards a planet. It has mass m = 0.86x10° kg and speed v = 1.1x107…

A:

Q: A 0.5 kg object moves in a horizontal circular track with a radius of 2.5 m. An external force of…

A: Given : m = 0.5 kg r = 2.5 m F = 3 N vi = 0 (because object starts from rest)

Q: A small block with mass 0.0425 kg slides in a vertical circle of radius 0.0790 m on the inside of a…

A:

Q: 9. In another solar system a planet has twice the earth’s mass and threetimes the earth’s radius.…

A:

Q: Planet Roton, with a mass of 9.00 x 1024 kg and a radius of 3600 km, gravitationally attracts a…

A: Given that the value of mass of the planet rotton and also given the radius. Then We have to…

Q: 13. The period of a satellite circling planet Nutron is observed to be 84 s when it is in circular…

A:

Q: fond the magnitude of the frictional force between the tire and the track in the unit N.

A:

Q: A road with a radius of 75.0 m is banked so that a car can navigate the curve at a speed of 13.2 m/s…

A:

Q: A car of mass 1.43x10ʻkg goes around an unbanked, circular curve of radius 26.6m at a speed of…

A: Given data:  Mass (m) = 1.43×103 kg Radius (r) = 26.6 m Speed (v) = 13.4 m/s Required: The…

Q: It has been suggested that rotating cylinders about 13.0 mi long and 6.42 mi in diameter be placed…

A:

Q: The orbit of the planet Venus is nearly circular with an orbital velocity of 126.5 × 103 km/h.…

A: Given data: The orbital velocity of the Venus is V=126.5x103 km/h. The mean distance from the…

Q: How far from the earth must a body be along a line toward the sun so that the sun’s gravitational…

A: To write the expression for gravitational force is,        F=GMmr2 Force of earth is expressed by,…

Q: An object moves in a circle. If the mass is tripled, the speed halved and the radius unchanged then…

A: When a body experiences a circular motion, it experiences a centripetal force towards center.…

Q: Assume that the planet mars moves around the sun in a circular orbit with speed v = 24 km/s. If the…

A:

Q: A satellite circles the earth in an orbit whose radius is 2.90 times the earth's radius. The earth's…

A: GIVEN   r sat =2.90 times m earth =5.98 x 10^24 r earth = 6.38 x 10^6 m.

Q: Problem 6: A meteoroid is moving towards a planet. It has mass m = 0.86x10° kg and speed v = 1.1x10'…

A:

Q: You are Sergei Korolev, chief Soviet rocket scientist, and have developed the bright idea of putting…

A:

Q: A 0.50-kg object moves on a horizontal frictionless circular track with a radius of 2.5 m. An…

A: Given data The mass of the object is m = 0.50 kg. The radius of the circular track is r = 2.5 m.…

Q: A satellite of Mars, called Phobos, has an orbital radius of 9.4 x 10° m and a period of 2.8 x 10 s.…

A:

Q: Example 11. Calculate the mass of the earth from the following data. Radius of earth R = 6x10° cm =…

A:

Q: (II) Calculate the acceleration due to gravity on the Moon, which has radius 1.74x106m and mass…

A: Radius of moon (R)=1.74×106 m Mass of moon (M)=7.35×1022 kg Universal gravitational constant…

Q: 3. What is the period T of a planet which radius is as twice as of Earth when it completes one…

A:

Q: A car of mass 1.43x10°kg goes around an unbanked, circular curve of radius 26.6m at a speed of…

A: Given that               The mass of the car is (m) = 1.43×103Kg               Radius of the…

Q: If both the mass and speed of an object are doubled while the radius is decreased by 4x, then the…

A: As which question needs to be solved , has not been specified from you , I have solved only first…

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A:

Q: uic same height 4. Planet Z-34 has a mass equal to 1/9 that of Earth and a radius equal to 1/3 that…

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Q: A vehicle is zooming along a very hilly stretch of road. First it goes over a hump in this road then…

A:

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.