Q: The kinetic energy of an object varies jointly with the mass of the object and the square of its…
A:
Q: The speed of light is 2.998*10^8 m/s. How far does light travel in 6.0 μs? Set the math up. But…
A: Given , speed of light , c= 2.998*108 m/s time , t =…
Q: A plane travels 395,000 meters in 9000 seconds. What was its speed?
A:
Q: A stone is thrown vertically upward with a velocity of 40 feet per second from the top of a tower…
A: Let the stone be thrown with the vertically upward, velocity v from the top of the tower height h.…
Q: If a 6 kg mass is dropped from a height of 10 meters, what is the velocity of the mass right before…
A: In the given question the mass of the mass is given is 6kg and height is also given 10 meter from…
Q: 3 kilogram ball is dropped from the top of a building that is 140 meters high. what is the velocity…
A: When a body is at some height it will have its own potential energy, as it gains speed the stored…
Q: If you drop a rock from a brigdge, how fast is it going in three seconds? A: 3 meters B: 9.8 meters…
A: Initial velocity of rock is zero and acceleration due to gravity acts downward due to which rock…
Q: 57. If the speed of a car is doubled, its kinetic energy is (1) halved (2) doubled (3) quartered (4)…
A: Post the remaining questions so that question can be answered.
Q: Ten seconds after starting from rest, a freely falling object will have a speed of about what?
A: Given,Acceleration of gravity, g = 9.81 m/s2Time of free fall, t = 10 sInitial velocity, u = 0
Q: How fast would you have to jump off the ground in order to jump at least 10 meters in the air?
A: The change in potential energy of person during the jump must be equal to his change in kinetic…
Q: The speed of light is 3x108 m/s. What is its speed in miles/while. (A mile is 1.609 km. A while is…
A: The speed of light c in km/min is,
Q: A space shuttle orbits Earth at a Speed of 21,000 km/hr. How far it travel in 5 hours?
A: Given Speed (v) = 21000 km/hr time (t) = 5 hr Distance travelled in time ' t ' Distance (d) =…
Q: A 1.2 ton car moving at 30 kilometers per hour bumps the rear of a 1.8 ton car moving in the same…
A: Given data: The mass of the first car, m1=1.2 ton. The mass of the second car, m2=1.8 ton. The…
Q: A plane flies 2800 miles in 7 hours how fast is the plane going
A: Scenario - A plane files certain distance in a certain time. Given : Time →t=7 hrs Distance →s=2800…
Q: How fast was a plane flying if it traveled 800km in 50 min *
A: How fast was a plane flying if it traveled 800km in 50 min *
Q: What is the net force acting on an 1,100kg car that accelerates from 12.0m/s to 23.0m/s in 5.50…
A: Given Data:- Mass of the car is m=1100 kg Initial velocity of the Car is vi=12.0 m/s Final velocity…
Q: A person crosses a 600 m long street in 5 minutes. What is his speed in km per hour?
A: Given data d=600 mt=5 min
Q: A 1200 kg car is travelling at 25 m/s and hits a wall. If the wall applies 45,000 N of force to the…
A:
Q: if a 6kg mass is dropped from a height of 10 meters, what is the velocity of the mass right before…
A:
Q: The sun has a mass 333,000 times that of the earth. For a person on earth, the average distance to…
A: Gravitational force between two objects of mass m1 and m2 is, F=Gm1m2d2 Here, G is gravitational…
Q: How much force does it take to bring 1,425 N car from rest to a velocity of 28 m/s in 13 seconds
A:
Q: The figure below shows the Hoover dam bridge over the Colorado river at the heights of 271 m if a…
A: SOlution: Given that height = 271 m
Q: A car travles 55 miles per hour for 2 hours how far does the car travel in 1/2 hour
A: Given data: Speed (v) = 55 miles/hour Time (t) = 1/2 hour Required: The distance traveled by the…
Q: A 15 kg rifle fires a 100 gm bullet at 1,750 m/s. At what speed does the rifle kick back?
A: Using momentum conservation principle Initial momentum=Final momentum In this situation both rifle…
Q: A piece of lead has a mass of 58 kg was placed on a rocket to the moon where the gravitational pull…
A: m=58 kggE=6gmgE=9.8 N/kg
Q: A 500 kg roller coaster car is moving at the top of a 20 m high hill. If its velocity at the bottom…
A:
Q: A passenger jet flies at a constant speed from one airport to another 2,350 miles away in 3.8 hours.…
A: Given,
Q: The cart moved a distance of 165 cm. How many meters did the cart move? (1 meter m 100 centimeters)
A: Given: The distance moved by cart, d=165 cm To convert the above distance into meters.
Q: What is the force required to bring the aircraft to a safe halt? (in N)?
A:
Q: A comet is traveling in outer space with a velocity of 2000 m/s. How long will it take to travel…
A: Given : velocity of comet , v = 2000 m/s Distance to travel , d =300,000 m
Q: A boy uses a string to swing a 2 kg stone around his head. If the string is 1.5 m, and can bear a…
A: Given data: Mass of stone (m) = 2 kg Length of string (L) = 1.5 m Maximum tension (T) = 2224 N…
Q: 145 grams. If it has a momentum of 5.8kg • m/s, how fas
A: Given values:- Mass of a baseball,(m)=145 gm=0.145 kg ----(1) Momentum,(p)=5.8 kg-m/sec -----(2) Let…
Q: A car which is initially at rest travels 1,400 meters in 20 seconds. Find its acceleration.
A: As we know from the Newton's 2nd equation of motion, s = ut + 1/2 at2 ----------(1) Where s is…
Q: A curious child stands on the top of a 794 m skyscraper and drops a coin from the top of the…
A:
Q: A passenger jet flies at a constant speed from one airport to another 1,500 miles away in 3.5 hours.…
A: The expression for speed of the jet flies from one airport to another is,
Q: What is the kinetic energy of a car that is traveling at 16.5 m/s if it has a mass of 1,442 kg?…
A:
Q: Calculate the momentum of a 4,000 kilogram car traveling at speed of 23 m/s
A: given data: mass of car (m) = 4000Kg velocity of car (v) = 23m/s To find: momentum of car (p) = ??
Q: Figure. 1 of 1 > 10 cm 10 cm
A:
Q: A car travles 55 miles per hour for 2 hours how far does the car travel in 2 hours
A:
Q: A 9,300 kg railroad car traveling at a velocity of 17 m/s strikes a second box cart at rest. If the…
A:
Q: How much force does it take to bring a 1,325 N car from rest to a velocity of 33 m/s in 11 seconds?
A:
Q: What Is The Mass Of Any Kind Of Object That Travels At The Speed Of Light?
A: Large velocities cause changes in the size and mass of moving objects as well as in the apparent…
Q: A car (mass = 1,159.8kg) is traveling at 25.5m/s when it collides head-on with a SUV (mass =…
A: Given: Car mass, mc=1159.8 kg Car's velocity before collision, vci=25.5 m/s SUV mass, ms=2333 kg SUV…
Q: A car travels 374 meters in 17 seconds.A bus travels 414 meters in 23 seconds which vehicle is…
A:
Q: A 3,500kg pickup truck is traveling eastward at a velocity of 15.0m/s when it collided into the rear…
A: Correct answer : The velocity of the car just after the collision is 20.67 m/s.
Q: wendy walks 10 m in one direction at 2m/s, then runs 6 m in the same direction at 6m/s. Next, she…
A: Total distance : d = 10 m + 6 m + (6 m/s x 4 seconds) d = 10 m + 6 m + 24 m d = 40 m
Q: In 5.0 seconds, the braking of an automobile reduces its speed from 56 miles per hour to 40miles per…
A:
Q: The potential energy of a 40 kg cannon ball is 14,000 Joules. How high (in meters) was the cannon…
A:
Q: A car makes a 1,132 km trip with an average velocity of 55 km/h in a direction due east. The trip…
A: Given, a car makes a ∆s = 1132 km trip with an average velocity of v = 55 km/h in a direction due…
a 1 kilogram ball is dropped from the top of a building that is 180 meters high. what is the velocity of the ball after 4 seconds
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
- A soccer player kicks a ball at a velocity of 10 m/s. It slows down by -1m/s/s due to friction.what is the final velocity of the ball after traveling 30 meters.A 500kg car moving to the north at 45m/s crashes head-on into a 600kg car that is moving the south at 23m/s. When they crash, they stick together. At what velocity do the two cars move after the collision?A fast train bump into a slow train going the same direction, and they get coupled together. The fast train was initially going 6.93 meters per second and the slow train 3.1 meters per second. What is the final speed (in meters per second) once the two are coupled?
- A 150kg fish swimming at 8.0m/s swallows a 15kg fish swimming towards it at 4.0m/s. What is the speed of the larger fish immediately after eating the little fish?A baseball player throws a 0.2 kg ball (Ball A) from the top of a 10 m tall hill with a velocity of 40 m/s. How long was the ball in the air? How far did the ball land from the cliff?You throw an object up with a speed of Voy=1m/s from a height of y=25m. What is the object's final velocity, in meters per second, as it impacts the ground?
- Arthur and Betty start walking toward each other when they are 100 m apart. Arthur has a speed of 3 m/s and Betty has a speed of 2 m/s. Their dog, Spot, starts by Arthur's side at the same time and runs back and forth between them at 5.0 m/s. By the time Arthur and Betty meet, what distance has Spot run? (in meters)A man decided to ride his car at 10 kph for the first 5 seconds. He then accelerates at 1 m/s for the next 5 seconds, 2 m/s for the next 5 seconds, 3 m/s2 for the next 5 seconds, and so on and so forth. (a) At what time will he reach a velocity of 60 kph? (b) What is the total distance (m) traveled after he has reached a velocity of 60 kph?A bullet traveling at a speed of 100m/s strikes a wall and penetrates 2 cm .How long does the bullet take to stop after striking the wall
- You throw an object directly up into the air, and then catch it when it comes back down. It hits your hand at a speed of 5 m/s on the way down. What was the initial velocity of the ball?boy sees a deer run directly away from him. The deer is running with a speed of 20 mi/hr. The boy gives chase and runs with a speed of 8 mi/hr. What is the speed of the deer relative to the boy?A man gets mad at his messed up computer and tosses it out of a 30 m high window . What is the velocity of the computer as it hits the ground?