An earth-like planet with a mass of 4.00×1024 kg has a space station of mass 3.00×104 kg orbiting it at a distance of 5.00×105 km. What is the gravitational potential energy between the space station and the planet? (We can simplify the Gravitational Constant G to 6.7x10-11 Nm²/kg)

Q: A man jump from the height of 30 m to ground. What is the final velocity of the just befor it reach…

A: The height  h = 30 m  A man jumps from this height  Find:- The final velocity of the man just before…

Q: A baseball is thrown vertically upward. Neglecting air resistance what is the velocity of the ball…

A: inityially the base ball is thrown vertically upward.There is no air resistance

Q: At an ice show, a skater S launches herself with speed v while tethered to a fixed point by a rope…

A: Angular momentum (L) is rotational equivalent of linear momentum (p).

Q: A body is projected at an angle 60o above the ground with a speed of 20 m/s. What is its velocity at…

A:

Q: A wheelchair moves upward on a 7 degree ramp at a speed of 2 m/s what is the horizontal velocity?

A:

Q: Aball is thrown downward from the top of a roof with a speed of 25 m/s .After 2 s , its velocity…

A: The given data are: u=-25 m/st=2 s Here, u denotes the initial speed and t denotes the time.

Q: what initial speed must you need to jump off the ground vertically and rise to a height of 0.9m?

A: SOlution: Given that h = 0.9 m to determine the initial speed

Q: The firework in the previous problem was a dud (did not explode), so it falls back to the ground.…

A: The acceleration due to gravity,

Q: A ball is thrown straight down with an initial velocity of -10 m/s. After 5 seconds its velocity…

A: Given values-  vi=-10mst=5 seconds Downward direction is negative therefore acceleration due to…

Q: Question 1 (1.1) A stone is projected forward from a car which is moving backwards at a speed…

A:

Q: The party's host throw her shoe weighing 0.41kg from the 5m high stage at 30 degree above the x-axis…

A: Given Data Initial velocity v = 13 m/s  Height h = 5 m  Mass m = 0.41 kg Angle θ = 30 ° Range r to…

Q: At an ice show, a skater S launches herself with speed v while tethered to a fixed point by a rope…

A: Given: Speed of the skater = v. Tethered to a fixed point by a rope under tension.   To Prove: Speed…

Q: A truck moving initially at24.6 m/S cover 70.0 m 2.40s. What is the truck final speed

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Q: An animal lover throws a bag of peanuts to a squirrel in a tree which is 22m away with a speed of…

A: please see the next step for solution

Q: a jet is in a circular motion with the speed 200km/h with radious= 5km if a body of 1kg falles into…

A: Concept used: An object in circular motion experiences centripetal force.

Q: Ex. 97: A 2 kg stone, tied at the end of the string 1 m long is whirled in a vertical circle. If…

A:

Q: A ball is dropped from the top of a 65-meter tall building. How fast will the velocity be when it…

A: Given data:  Ball is dropped from the top Height of building (h) = 65 m Required: Velocity of the…

Q: If a ball if dropped from a 30m tall building, what will its velocity be when it reaches the ground?…

A: Initial velocity of the ball (u)=0 Let final velocity of the ball when it reaches the ground is=v…

Q: man gets mad at his messed up computer and tossesit out of a 50 m high window What is the velocity…

A:

Q: A pencil rolls off a desk that is 0.78 m high with a speed of 8.1 m/s. How far away did the pencil…

A: As per the given data, Height of the desk (h) = 0.78 m; Initial speed of the pencil (u) = 8.1 m/s:…

Q: A stone is thrown vertically upward and returns to earth in 10 s. What was its initial velocity? a.…

A: Given Stone is thrown vertically upward. Time taken to return to the earth = 10 s

Q: What is the velocity of a roller coaster at the bottom of the track that is 62.1 m high if it starts…

A: Given Height of the track (h) =62.1 m The initial velocity of the roller coaster (u) =0

Q: Many roller coasters have loops where carts roll on a track that curves sharply up into the air. At…

A: Given Mass m = 4560 kg Initial speed u = 0 Final speed (at top of loop ) v =10 m/s Height of loop…

Q: A cannon is located at the edge of a cliff. The cannon ball was then fired horizontally and had a…

A:

Q: What is the final velocity of a car that starts from rest and accelerates at a rate of 5 m/s² for 10…

A: Given data:  Initial velocity (vi) = 0 m/s Acceleration (a) = 5 m/s2 Time (t) = 10 s Required: Final…

Q: 1. Toss a solid object at 22 m/s at a 35° angle from 1.2 m off the ground. (a) How high will it go?…

A:

Q: 8 An airplane travels 300 m. down the runway before taking off. If it accelerates uniformly and…

A:

Q: If a trebuchet launches a boulder at an angle of 40 0 and the boulder lands 300 meters away from the…

A: Given:- If a trebuchet launches a boulder at an angle of 40 0  the boulder lands x =  300 meters…