Which car showed areatest acceleration? K W R 100 N 100 N 100 N 60° 450 45° 300 30 60° 60 N 60 N 60 N T 60 N H 60 N 60 N 60° 450 450 300 30° 600 100 N 100 N 100 N O Car P O Car R O Car H
Q: An automobile traveling 80km/hr has tires of 75 cm diameter. if the car is brought to a stop…
A:
Q: 1. An automobile starting from rest speeds up to 40 ft per sec with a constant acceleration of 4 ft…
A:
Q: The gap between 2 consecutive automobiles is 25 meters. At a certain time the front vehicle is…
A: We need to find the gap between two vehicles. please check the answer
Q: Q1.A driver takes 3.2 s to react to a complex situation while traveling at a speed of 55 km/h. How…
A: When a vehicle is traveling on the road while driving the driver takes some basic psychological time…
Q: Problem: Car B is traveling a distance d ahead of car A. Both cars are traveling at 60 ft/s when the…
A: Velocity of car B, VB =60ft/sVelocity of car A, VA =60ft/sDeceleration of car B, aB=12ft/s2Reaction…
Q: A train which is traveling at 80 mi/h applies its brakes as it reaches point A and slows down with a…
A:
Q: Two cars collide with speeds VA = VB = 8kph. Their masses are mA = 1270 kg and mB = 2000 kg. If the…
A:
Q: How long does it take for the truck to reach 16.80 m ? The truck travels along a circular road that…
A:
Q: Activity 3 Questions At the instant shown, cars A and B are traveling with speeds of 18 m/s and 12…
A: Given data, VA = 18 m/s VB = 12 m/s Radius ρ = 100 m
Q: An automobile moving at a constant velocity of 45 feet per second passes a gasoline station. Two…
A:
Q: a. Tests reveal that a normal driver takes about 0.75s before he or she can react to a situation to…
A: Stopping sight distance is given by, SSD=vt+v22×g×fwhere, v= velocity in ms=3060×60ms,t=reaction…
Q: Determine the braking distance (in meters) needed to reduce the speed of a bus moving uphill along…
A: initial speed=80 kmph=22.222 m/sfinal speed=40 kmph=11.111 m/sso deaceleration rate is 3…
Q: Question 4 The following data were taken on five cars traversing a 2.7-km highway. Car Time…
A:
Q: At an intersection car B was traveling south and car A was traveling 30° north of east when they…
A: Draw the figure Applying law of conservation of momentum in horizontal components,
Q: Q1/ A car travelling at a constant velocity of 30 km/hr , see a man walking across the road (32m)…
A:
Q: When the driver applies the brakes of a light truck traveling 50 km/h, it skids 3 m before stopping.…
A:
Q: If the braking force ratio of the vehicle that resulted to optimal braking force is 1.58, what is…
A: We know Beaking Force ratio=FbfmaxFrfmax
Q: You are riding home from a party and the driver is drunk. The car is traveling at 60 mi/hr.…
A: Given-Speed v=60 mi/hrReaction time t=1s
Q: Two cars P and Q are moving in a racing track continuously for two hour. Assume that no other…
A: Given data- For P-d=60tfor Q-d=60t2To Find-The maximum space headway.
Q: A care package is dropped out of a cargo plane and lands in the forest. If we assume the care…
A: Step 1
Q: A car travels from A to B at an average speed of 80 kph and back to A without loss of time at an…
A:
Q: Five cars are traveling at constant speeds 24, 31, 28, 35, 19 kph. respectively, in a uniform…
A: Appreciate if there is detailed work with explanation and finds you helpful for ease of…
Q: If 2340 vehicles pass a certain lane of road with an average speed of 52 kph, determine the…
A: The formula used in the calculation is : Traffic volume = traffic density x volume q=kv
Q: Santa Claus' sleigh starts from rest and accelerates at a = 30 + 20t, until its velocity is constant…
A:
Q: ASSIGNMENT No. 2: 1. Car A is traveling at a constant 90 mph speed when it passes a parked police…
A: The given data is as follows: Speed of car A=90 mphSpeed of car B=105 mphDistance covered by car A=3…
Q: A car is traveling around a circular track of 670-ft radius. If the magnitude of its total…
A:
Q: 1. A Honda Civic is driven at 50 kph for 12 min, then at 40 kph for 20 min, and finally at 50 kph…
A:
Q: What
A: using formula for average speed
Q: The drag force experienced by a commercial transport (such as a 787) in cruise depends on its…
A: As we know that, drag force is a function of variables: FD=f(A,V,a,ρ,μ,α) The units and the…
Q: A car starts from rest and moves with a constant acceleration of 1.5m/s2 until it achieves a…
A:
Q: The picture below shows snapshots of four cars taken at equal time intervals. Which is/are true…
A: Cars are running at constant speed if- Acceleration of car will be zero. Due to which relative…
Q: A car's speed increases uniformly from 15 kph to 60 kph in twenty seconds. Solve for the (a) average…
A: Solution: Initial speed u=15 kph=4.17 m/sFinal speed v=60 kph=16.67 m/st=20…
Q: Which car showed greatest acceleration going to right (horizontally)? H 100 N T 100 N 100 N 600 450…
A: The car having maximum horizontal resultant will have maximum acceleration.
Q: Situation 1: A man drives his Mercedes Benz down a straight road at 5.2 km at 40 kph at which point…
A: Given:Distance traveled by the car x1=5.2 kmDistance traveled by walk x2=1.5 kmVelocity of the…
Q: The following data were taken on five cars traversing a 2.5-km highway. Car…
A:
Q: In a certain accident investigation, the traffic enforcer tries to measure the length of the skid…
A: We will balance kinetic energy to work done to stop the car.
Q: A rocket sled having an initial speed of 152 mi/h is slowed by a channel of water. Assume that…
A:
Q: A vehicle moving at a speed of 80 Km/h is slowing traffic on a two-lane highway. What passing sight…
A: Passing sight distance: The shortest range is needed on a two-lane highway at any moment for…
Q: As shown in the figure below, a motorist starts from rest at point A on a circular entrance ramp…
A:
Q: 16. A vehicle that is initially at rest accelerated at 10 km/hr^2 for one hour and then decelerated…
A: I am solving this question as it is part of mechanics.
Q: 3. Two people are driving towards each other between two towns 160 km apart. The first man drives at…
A: Asked: To determine the time taken for the two drivers to reach each other. Given: Distance…
Q: If the braking force ratio of the vehicle that resulted to optimal braking force is 3.46, what is…
A:
Q: By itself, the 2180-kg pickup truck executes a 0-102 km/h acceleration run in 11.6 s along a level…
A:
Q: A train shown is traveling at a speed of 45mi/hr. A constant braking force of 4300 Ibs is applied to…
A: The given values are as followsThe speed =45mi/hBraking force=4300lbsTo DetermineThe time required…
Q: Vin Gasoline's Aston Martin has a spec of 0-100kph in 8.6 seconds. What is its acceleration?
A:
Q: An engineering student is driving on a level roadway and sees a construction sign 500 ft ahead in…
A: Given, Initial speed(u) = 55 mi/h = 55* 5280*1/3600 = 80.67 ft/sec Final speed(v) = 25 mi/h = 25*…
Q: 1. A Honda Civic is driven at 15 kph for 12 min, then at 40 kph for 20 min, and finally at 50 kph…
A:
Q: A collision occurred between a 1540 kg automobile (A) struck a stopped 890 kg automobile (B). All of…
A:
Q: 3. Tests reveal that a normal driver takes about 0.75 s before he or she can react to a situation to…
A:
Q: A vehicle is moving on a road oY grade +4% at a speed of 20 m/s. Consider the coefficient of rolling…
A:
Step by step
Solved in 2 steps with 2 images
- Q1) A train moves to the East b 10 accelerates from rest to 40 Km/h in the first 30 seconds of its motion. (a) What is its average acceleration during the first time interval? (b) At the end of its trip, the train slows to a stop from a speed of 40 Km/h in 11 seconds. What is its acceleration ?while stoppingSpeed (mph) A car starts from rest an of 60 mph in 20 seconds during this period is con 20 minutes, the car mov speed of 60 mph. At this car applies the brake, an to a full stop in 10 secon the speed of the car with accompanying diagram. distance traveled by the speed of the car over th the acceleration of the 60 20The cars travel over a 60m section of highway at constant speeds of 19, 20,and 25 m/s. a. Compute the time mean speed.b. Compute the space mean speed.
- Situation 1: Two automobiles A and B are approaching each other in adjacent highway lanes. At t = 0 seconds, A and B are 1 km apart, their speeds are VA = 110 kph and VB = 60 kph and they are at points P and Q respectively. Knowing that A passes point Q, 40 seconds after B was there and that B passes point P, 42 seconds after A was there. Question 6 Question 7 Question 8 Determine the time when they pass each other. Determine the speed of B when they pass each other. Determine the acceleration of A. 25.89 sec O 24,88 m/s O 0.139 m/s^2 O 20.89 sec O 25.12 m/s O -0.278 m/s^2 O 10.89 sec O 23.77 m/s O 0.34 m/s^2 15.89 sec O 22.54 m/s O 0.48 m/s^23- A man walks on a straight road from his home to a market 2.5 km away with a speed of 5 km/hr. Finding the market closed, he instantly turns and walks back home with a speed of 7.5 km/hr. Find The average speed of the man over the interval of time o to 40 min.t Displaying time in seconds ; V(t)=16t2 -12meter/second Calculate the distance traveled by the given vehicle in the first 3 seconds with the function ??
- At a certain instant, two cars, A and B, are 600m apart. At this instant, A has a speed of 24km/hr and accelerating 0.9m/s2, while B is moving toward A with a speed of 48km/hr and accelerating 0.6m/s2. Determine The time they will meet A 18.916s B 20.184s C) none D) 17.936s (E) 15.087sA 1500kg vehicle subjected to safety test suddenly hit the brakes and stopped within 50 meters from a velocity of 100 kilometers per hour. If each wheels carries equal braking force, determine the force at each wheel. 50m V1= 100 kmn/h O 2890N O 3012N O 3502N O 3822N O2995N 3320N3) A vehicle is moving at 50 mph and suddenly sees an object. It applies the brakes and slows down to a speed of 15 mph. Calculate the following: a. Distance the vehicle would move before driver activates the brakes. (Use design PIEV time of 2.5 seconds) b. distance the vehicle moved after application of brakes to drop to 15 mph speed (assume constant Ideceleration rate of 11.2 ft/sec²)
- Car A is moving with constant speed v on the straight and level highway. The police officer in the stationary car Pattempts to measure the speed v with radar. If the radar measures "line-of sight" velocity, what velocity v' will the officer observe? Evaluate your general expression for the values v = 78 mi/hr, L= 480 ft, and D = 17 ft, and draw any appropriate conclusions. O Answer: v' = L P mi/hrQlu Jui fwis20e1085@uoanbar.edu.iq i i مطلوب Note : Attempt All Questions 25 Q1) A train accelerates from rest to 30 Km/h in the first 0.5 minute. (a) what is the average acceleration? (b) suppose the train slows to stop from a velocity of 22 Km/h in 10 seconds, what is the average acceleration? Note that the acceleration calculated in m/s2 University of Anb. acer3. Two cars A and B travelling in the same direction and stopped at a highway traffic sign. As the signal turns green car A accelerates at a constant rate of 1m/s2. Two seconds later the second car B accelerates at constant rate of 1.3m/s2. When will the second car B overtakes the first car A.