The driver of a car steps on the brakes, and the velocity drops from 35 m/s to 5 m/s in 4 seconds. What is the resulting acceleration?
Q: A space probe on the surface of Mars sends a radio signal back to the Earth, a distance of…
A: Given data: The distance between Mars and Earth d = 7.86×107 km speed of light v =3×108 m/s
Q: Two friends watch a jogger complete a 400 m lap around the track in 100 s. One of the friends…
A: distance, d = 400 m time, t = 100 s
Q: A car traveling at 20 m/s runs out of gas while traveling up a 9.0 slope. Part A How far will it…
A: Please see the answer below
Q: A car has acceleration of 7.1 m/s2 and starts from 2 m/s. What is its speed after 5.4 seconds, in…
A: Given data The car’s acceleration is given as = 7.1 m/s2. The initial velocity of the car is u = 5.4…
Q: Amy, who has a mass of 60 kg, is riding her bicycle in the country. She is traveling at 13 m/s when…
A: Scenario - Amy descends from a hill of certain height with a velocity and climbs up another hill.…
Q: A runner pauses for the first 5 seconds but runs the next 15 seconds at 8 m/s. What is the distance…
A:
Q: George walks to a friend’s house. He walks 750 meters North, then realizes he walked too far. He…
A: Given:George walks to a friend’s house. He walks 750 meters North, then realizes he walked too far.…
Q: The world land speed record is 763 mi/hr, set on October 15, 1997, by Andy Green in the jet-engine…
A: Introduction:The speed of the object is equal to the ratio of total distance and time interval, it…
Q: A bus accelerates with an initial velocity of 10 m/s for 5s then 20m/s for 4s finally for 15 m/s for…
A:
Q: At t=0, a car registers at 30 miles/hr. Forty seconds later, the car’s velocity is now at 50…
A: The given data are: u=30 miles/hr=303600 miles/s=1120 miles/sv=50 miles/hr=503600 miles/s=172…
Q: A car is traveling at an initial speed of 20 m/s and slows to rest with an acceleration of -5.0…
A: initial speed of the car(u) = 20 msFinal speed of the car (v) = 0 msAcceleration (a) = - 5 ms2
Q: A car is moving at a constant velocity of 21 m/s. If it is in motion for 30 minutes, how far does it…
A: we will use simple formula, Distance Travelled = Velocity × Time
Q: A 30.1 kg child on a sled slides down a hill, reaching a speed of 6.65 m/s. How high was the hill…
A: Given, Mass of child,m=30.1 kg Speed,v=6.65 m/s
Q: A rock is dropped from a sea cliff, and the sound of it striking the ocean is heard 3.4 s later. If…
A: Total time given is sum of time taken by the rock to fall on the ocean and time taken by the sound…
Q: Jim is trying to improve his speed on the track so he can qualify for the state championship. As he…
A: The given values are, vi=70 m/min =70m1 min×60 s1 min =1.17 m/svf=106m1 min×60 s1 min =1.77…
Q: A nerve impulse travels along a myelinated neuron at 60.3 m/s. What is this speed in mi/h and What…
A: Given in question - Speed of neuron (v) = 60.3 m/s To find - What is this speed in mi/h and What is…
Q: A security guard walks at a steady pace, traveling 110 m in one trip around the perimeter of a…
A:
Q: A car is traveling at 35 m/s due east and 2 seconds later it is traveling 35 m/s due south. What is…
A: Given value--- A car is traveling at 35 m/s due east. 2 seconds later it is traveling 35 m/s due…
Q: A skydiver jumps out of a helicopter and falls freely for 13.5s before opening the parachute. What…
A: Speed of skydiver at the moment of 13.5 s during freefall is,
Q: A truck is going in a straight stretch of road with an initial velocity of 30 m/s and then…
A:
Q: A cart rolling down an inclined plane has an acceleration of 10 m/s2. If the cart has an initial…
A: Given value--- A cart rolling down an inclined plane has an acceleration of 10 m/s2. If the cart…
Q: A car has a constant acceleration as it passes two checkpoints. The time is taken between…
A: Given data The time between the two checkpoints is t=4 s The acceleration of the case is, a=6 m/s2…
Q: A skydiver jumps out of a helicopter and falls freely for 13.7 s before opening the parachute. What…
A: Let the skydiver starts from rest .Then the initial velocity of the skydiver u=0 m/s The only force…
Q: A car traveling with an initial velocity of 5 m/s accelerates at a constant rate of 2 m/s2. What is…
A: The objective of the question is to find the final speed of the car after four seconds of…
Q: A car drives around a circular track. The track has a diameter of 100 m, and it takes 20 seconds for…
A: Givem, Diameter of circular track = 100 m Time taken = 20 s After completing one lap, initial and…
Q: car traveling with the initial speed of 30 m/s and traveling a distance 450 m with the final…
A: A car initial speed u = 30 m/s The final speed of the car is v = 80 m/s The distance travel by the…
Q: The mileage for a motorcycle with a fuel-tank capacity of 18 L is 32 mi/gal. If the average speed…
A: volume of fuel = 18 L mileage = 32 migalaverage speed during the trip = 36 mihr
Q: the driver of a car steps on the brakes, and the velocity drops from 30 m/s due east in time of 4.0…
A:
Q: After accelerating up to a speed of 20 m/s on his bike, Jim coasts (stops pedaling). Due to air drag…
A: Initial speed (u) = 20 m/s final speed (v) = 16 m/s t = 10 seconds
Q: At the instant a traffic light turns green, a car that has been waiting at the intersection starts…
A:
Q: A car is traveling at a speed of 25 m/s, and accelerates at a rate of 1.5 m/s2 for 10 seconds. What…
A: Speed of the car will increase due to acceleration applied on the car.
Q: A ball rolls off a step and drops to the ground in 0.5 seconds. What is it's speed in m/s when it…
A: Given data: Initial velocity (v0) = 0 m/s Time (t) = 0.5 s Required: Final speed as ball hits the…
Q: A race car completes a lap on a 1600 m long track with an average speed of 250 km/h. If the car's…
A: The objective of the question is to find the average speed of the race car on the second half of the…
Q: Construction work in the city means you have to drive at a steady 23 km/h. Once past this zone, you…
A: Given value--- initial speed = 23 km/h. past this zone, you speed up to 56 km/h in 10 s. We have…
Q: an object is moving initially with a velocity of 5.2 m/s. after 3.6 s the object's velocity is -2.4…
A: The average acceleration be defined as, a=∆v∆t=vf-vi∆t
Q: A 20,744kg railroad freight car travels on a level track at a speed of 6.1m/s. It collided and…
A:
Q: A research group at Dartmouth College has developed a Head Impact Telemetry (HIT) System that can be…
A: Given, The equation, 2ax(x-x0)=vx2-v0x2 At initial condition, head will be at rest. v0x=0 Head…
Q: An airplane reaches a velocity of 80 m/s when it takes off. If the runway is 1 km in length, what…
A: Acceleration can be found by using equation of motion .
Q: A racecar driver steps on the gas, changing his speed from 10 m/s to 36 m/s in 2.4 seconds. The…
A:
Q: A kangaroo is moving at a velocity of 5m/s. The kangaroo then accelerates at a rate of 4m/s/s for…
A: Use the kinematic equation to solve for the speed of the kangaroo moving after it accelerates. v = u…
Q: brakes
A: The kinematics equation can be given as, v=u+ats=ut+12at2v2=u2+2as where, v is the final velocity u…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 1 images
