Q: A car starts from rest and accelerates uniformly to reach a speed of 21 m/s in 7.0 s. What was the…
A:
Q: If a seagull drops a shell from rest at a height of 14 m, how fast is the shell moving when it hits…
A: Seagull drops a shell from rest , means initial velocity ( u ) = 0 Drops from height ( h ) = 14 m…
Q: The average speed of horse that gallops a distance of 10KM in a time of 30 minuntes is?
A: The average speed is the ratio of the total distance travelled to the time taken for motion. It is…
Q: A plane travels 395,000 meters in 9000 seconds. What was its speed?
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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: A driver of a car hits its brakes and begins to decelerate. If the velocity changes from 60 m/s to…
A: Initial velocity u=60 msFinal velocity v=20 mstime t=6 secs
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: A car travels 510 km in 12 hours. What is the average speed of the car in km/h?
A: Introduction : In this question we are provided it value of time and distance . With these data we…
Q: What is the impact speed when a car moving at 100km/hr bumps into rear of another car travelling in…
A: Impact speed is the speed just before collision, Since both the cars are moving ,the car moving with…
Q: How fast is a dropped object moving after it falls for 4 s?
A: Given data: Initial velocity (u) = 0 m/s Time (t) = 4 s Required: Final velocity (v)
Q: A 1,320 kg car moving at 14 m/s on dry pavement, skids to a stop over 145 m. What is the force of…
A: Write the equation for the kinetic energy. KE=12mv2 Here, The mass of the car is "m" The speed of…
Q: After completing a journey of 84 km. A cyclist noticed that he would take 5 hours at least. if he…
A: Let the speed of cyclist be v Distance cyclist travelled d= 84 km Cyclist take time t= 5 hours If it…
Q: What distance will a truck travel in 3 hours at an average speed of 59 miles per hour?
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Q: An airplane travels 40 miles in 10 minutes, then travels 20 miles in 80 minutes. Is the pilot…
A: Given data :- distance d1 = 40 miles time t1 = 10 minutes distance d2 = 20 miles time t2 = 80…
Q: A downhill skier accelerates from 20 m/s to 40 m/s in 4.5 seconds. What is their acceleration?
A: Using kinematic equation, the expression for find acceleration is v=u+ata=v-ut
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: An aircraft is preparing to take off, so it is at rest. The airplane runs 8,000 feet on the runway…
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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 15 kg bag goes from 12 m/s to 27 m/s in 6 seconds. What is the average force applied on the bag in…
A: Given data: Mass (m) = 15 kg Initial velocity (v0) = 12 m/s Final velocity (v) = 27 m/s Time…
Q: A rock (weight 25 N) is suspended from a cable attached to the ceiling of a moving elevator. If the…
A: Given- Weight of rock W= 25 N The tension in the cable T=20 N
Q: A bike is moving 2 m/s for 15 seconds. What distance does the bike travel?
A: velocity , v = 2 m/s Time , T = 15 seconds To find = Distance covered
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: You shoot a cannonball off the side of a cliff. The cannonball leaves the cannon at 30 m/s , and it…
A: Given Velocity of the cannonball is u = 30 m/s and the horizontal distance covered by the cannonball…
Q: What is the relationship between the speed a car is traveling and its braking distance?
A:
Q: A book slides off a horizontal tabletop with a constant speed of 2.25m/s. It strikes the floor in…
A: Given Data:- Initial horizontal velocity of the book is vix=2.25 m/s The book strikes the floor…
Q: A car, initially traveling at 8 miles per hour, comes to rest in 7.5 s. What was its acceleration in…
A: Given: The initial speed of the car is 8 mi/h. The final speed of the car is 0 mi/h. The time…
Q: What is the impact speed when a car moving at 100km/h bumps into rear of another car travelling in…
A: the imapct speed is
Q: A shoe was dropped from a building and passes the third floor in 0.411 seconds. If each floor of the…
A: Solution: given that t = 0.411 m h = 4.5 m each
Q: What is the impact speed when a car moving at 100 km/h bumps into the rear of another car traveling…
A: Since both objects are moving in the same direction their impact speed will be reduced and instead…
Q: If a rock of mass 6kg is dropped from a height, and has a velocity of 5 m/s when it hits the ground,…
A: The kinetic energy of the rock just before it hits the ground will be KE=12mv2=126kg5m/s2=75J
Q: A car is moving at a speed of 6 meters/Second In 5 Seconds, he increases its speed to 16…
A: We know thatv=u+atWherev=final velocityu=initial velocitya=accelerationt=time taken
Q: A 1200 kg car is moving at 30 m/s and comes up to a hill. How high can the car go up the hill before…
A: To solve the question, we will use the conservation of energy.
Q: A ball rolls off the top of a table 1.2 m high and lands on the floor at a horizontal distance of 2…
A:
Q: A car travels at 10 m/s for 20 seconds and then at 20 m/s for 30 seconds. What is the average speed…
A: Average speed = total distance / total time distance in span = speed X time
Q: A car, initially traveling at 16.7 miles per hour, comes to rest in 3.3 s. What was its acceleration…
A: Given data: Initial velocity (u) = 16.7 mi/h Time (t) = 3.3 s Final velocity (v) = 0 m/s Required:…
Q: A shoe was dropped from a building and passes the third floor in 0.411 seconds. If each floor of 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: A 5.2 kg ball is rolling at a speed of 6.3 m/s when it encounters a ramp. How high can it roll up…
A:
Q: If a truck travels at a speed of 100 km/h for 5 h, how far does it travel?
A: Given:speed, v = 100 km/htime, t = 5 hrs
Q: A car accelerates from 25 km/hr to 55 km/hr in 30 seconds, what is the acceleration?
A: Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: The zombie then flies backward with an initial velocity of 30 m/s and slides to a stop on the…
A:
Q: When the driver applies the brakes of a light truck traveling 10 km/h, it skids 3 m before stopping.…
A: GIVEN THAT FOR FIRST CASE , u =10Km/h⇒U=10×518=5018=2.78m/s , AND S=3 m FOR THE SECOND CASE u=…
Q: A car travels 430 km in 10 hours. What is the average speed of the car in km/h?
A: Introduction : In this question we are provided with value of time and distance . With these data…
Q: A ball rolls to a stop after 9.5 s. If it hada starting velocity of 8.1m/s, what is the deceleration…
A: Given: The intial velocity of the object is 8.1 m/s. The final velocity of the object is 0 m/s. The…
Q: a car is traveling at 10 miles per hour during rush hour. how far does the car travel in 1 minute…
A: Given data :- speed v = 10 miles per hour = 4.4704 m/s time t = 1 minute 45 seconds = 105 s
Q: How much force does it take to bring a 1,075 N car from rest a velocity of 26 m/s in 14 seconds?
A:
Q: What is the acceleration of a car that increases its velocity from 0 to 100 km/h in 10 s?
A:
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- a car travels 16 km in 12 min, calculate the speed of the car, express your answer is mph there are 1.6 km in 1 mileWhat is the impact speed when a car moving at 100km/hr bumps into rear of another car travelling in the same direction at 98km/hr?A 1,320 kg car moving at 14 m/s on dry pavement, skids to a stop over 145 m. What is the force of friction between the cars tires and the pavement?
- How fast was a plane flying if it traveled 800km in 50 min *A roller coaster reaches a height of 41 m above the ground in its first hill. If a car starts from rest at the top of the hill, how fast is the car going (in m/s) at the bottom of the hill, 3.2 m above the ground?What is the speed of an object that travels a distance of 100 m in 35 s?
- A 1000 kg car hits a wall going 15 m/s and eventually comes to a stop. If it takes the car 5 seconds to stop, what was the force of the wall on the car?A twin-engined aircraft can fly 1360 miles from city A to city B in 5 hours with the wind and make the return trip in 8 hours against the wind. What is the speed of the windA 1000 kg car hits a wall going 15 m/s and eventually comes to a stop. If it takes the car5 seconds to stop, what was the force of the wall on the car?