A train is traveling at 50 m/s and needs to come to a stop before it hits an empty car abandoned on the tracks. It can decelerate at a rate of 2 m/s² and only has 300 meters to stop. Will it stop in time?
Q: A cop car, at a constant speed of 110 km/h, is overtaken by a race car. Precisely 1.2 s after the…
A: Given data The constant speed of the cop car is u = 110 km/h. The time duration when it passes is…
Q: Arthur and Betty start walking toward each other when they are 100 m apart. Arthur has a speed of 3…
A:
Q: You are walking down a straight path in a park and notice there is another person walking some…
A:
Q: you are walking at the same speed of 1.17 m/s.1.17 m/s. Suddenly, you notice a wallet on the ground.…
A:
Q: My sable-colored Siberian husky, Samba, loves to run after huge objects (for instance, tree…
A: According to the Newton's laws of motion , the distance travelled is calculated by using the formula…
Q: A spacecraft starts from rest, and makes a journey to a destination 447000 km from its starting…
A:
Q: (a) The velocity of a particle changes from v = 2î + 5ĵ -3k m/s to V2= 5î - 7j+ 2k m/s in 2 s. What…
A:
Q: My sable-colored Siberian husky, Samba, loves to run after huge objects (for instance, tree…
A:
Q: Rattlesnake are amazing critters. When striking at a victim they can accelerate at 50m/s2. If a…
A: Given data: Initial velocity (Vi) = 0 m/s Final velocity (Vf) = 120 km/h Acceleration (a) = 50 m/s2…
Q: A student estimates that his daily commute to college consists of 10 minutes driving at a speed of…
A: Given v(t) vs t graph:
Q: You’re speeding at 85 km/h when you notice that you’re only 10 m behind the car in front of you,…
A: The condition for the minimum separation between two cars is that the relative speed must be equal…
Q: If you drive from Santa Cruz to San Jose, and back to the same place you started in 1.5 hours. What…
A: Given: Let, the time to drive from Santa Cruz to San Jose is t1, and the time taken back to the…
Q: A motorist saw a humps 33 m away at a speed of 14.5 m/s. He immediately slams on the brake and…
A: Given : motorists saw hump = 33 m away Initial speed = 14.5 m/s decelerate, a…
Q: An object initially traveling at 20. meters per second south decelerates uniformly at 6.0 meters per…
A:
Q: Two Occupy Wall Street protestors are going for a joy ride in a BMW stolen from a corporate…
A:
Q: A runner is moving with a speed of 2.68[m/s]. How long will it take the runner to complete a 5.0[km]…
A: The expression for find time taken by the runner to complete the race is t=dv
Q: A spacecraft starts from rest, and makes a journey to a destination 330000 km from its starting…
A: Total distance travel by spacecraft = 33000km acceleration of space Craft in 1st half part of…
Q: A car rounds the clover-leaf at 13 "/s as it enters the 400 meter-long merge zone. a) What…
A: Answer:- + 0.990 m/s2 Given Initial velocity (u) = 13 m/s Final Velocity (V) = 31 m/s Distance…
Q: The X-15 rocket-powered plane holds the record for the fastest speed ever attained by a manned…
A:
Q: A cyclist is riding at a speed of 6 m/s when a tress suddenly falls infront of her. She has a…
A: Given, Initial velocity, 6 m/s Reaction time, 0.2 sec
Q: 3 1 1 3 4 5 t (s) By how much does the velocity change between t = 1 s and t = 5 s? It decreases by…
A: Here we will try to find change in velocity when time equals t1=1sec to t2 = 5sec Which will be =…
Q: How long does it take for the car to go from 85 m/s to 45 m/s?
A: Initial speed , u = 85 m/s Final speed , v = 45 m/s Acceleration , a = -9 m/s2
Q: An unwary football player collides with a padded goalpost while running at a velocity of 6.20 m/s…
A:
Q: A spacecraft starts from rest, and makes a journey to a destination 454000 km from its starting…
A: Given Total distance = S = 454000km = 454 x 106 m initial velocity = u = 0final velocity = v =…
Q: Your piece of a masterpiece, Honda Civic is doing well on 680. Especially, when Sheriff's car just…
A: Solution: Given: 1 mph = 0.44704 m/s 1 ft = 0.3048 m v = speed of car = 62 mph = (62 x 0.44704) m/s…
Q: My sable-colored Siberian husky, Samba, loves to run after huge objects (for instance, tree…
A: Given The speed by which the chunk is thrown is s = 1.45 ft/s. The time taken by the chunk is t =…
Q: Two soccer players start from rest, 43 m apart. They run directly toward each other, both players…
A: According to the given data S=43m v a1=0.49m/s2 a2= 0.46m/s2 we need tot find (a) time before they…
Q: A nasty teenager is throwing tomatoes off a bridge at cars on the road below. The height of the…
A: Given that the height of bridge is h=10m from which the boy throws tomato off, the distance at…
Q: (a) How far is the train in first 30sec? (b) What is the average velocity of the train for the…
A:
Q: Two cars are moving towards an intersection. One car is 150 meters north of the intersection and…
A:
Q: A car is travelling north on a straight road at 25 m/s and a drone is flying east at 4 m/s at an…
A:
Q: A speeder traveling at 1.51 m/spasses a motorcycle policeman at rest at the side of the road. The…
A: Write a given values of this question. v=1.51m/sa=0.91m/s2
Q: At time t = 1 s, a particle is traveling at 72m/s and begins to decelerate at the rate a(t) = −t−1/2…
A: The solution to this problem is completely based on integral analysis, where the integral expression…
Q: A stone is thrown downward with a speed of 20 m/s from a height of 15 m. (acceleration due to…
A: Given value--- initial speed = 20 m/s. height = 15 m. acceleration due to gravity = 10 m/s2. We…
Q: If it takes 50 m to stop a car initially moving at 25 m/s, what distance is required to stop a car…
A:
Q: (a) The velocity of a particle changes from vı = 2î + 5f -3k m/s to v2 = 5î - 7j+ 2k m/s in 2 s.…
A: Given: Part a) Part b)
Q: Lisa in her Lamborghini accelerates at the rate of (2.201 - 2.20j) m/s², while Jill in her Jaguar…
A: Lisa accelerates her Lamborghini at a rate of , while Jill accelerates her Jaguar at .Let's solve…
Q: A rocket accelerates from rest at a rate of 23.2 m/s? for exactly 1 minute. The rocket's speed after…
A: Acceleration of the rocket is a = 23.2 m/s2 Time of acceleration is T = 1 min = 60 sec Initial speed…
Q: A car is moving with a velocity (3.0 m/s) + (1.0 m/s) and 2.0 seconds later its velocity is (6.0…
A: Given:- A car is moving with a initial velocity = (3.0 m/s) + (1.0 m/s)…
Q: A proton (mass m = 1.67 x 10-27 kg) is being accelerated along a straight line at 2.20 x 1015 m/s²…
A: Initial speed of proton (u) = 2.00 × 107 m/s Acceleration of proton (a) = 2.20 × 1015 m/s Distance…
Q: A 15 kg rock is dropped from rest on the Earth and reaches the ground in 1.75 s. When it is dropped…
A:
Trending now
This is a popular solution!
Step by step
Solved in 3 steps with 2 images