Write a short summary of the basic Physics in car crashes.
Q: rate of acceleration
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Q: A 300 lb car travelling with a speed of 30 mph, strikes an obstruction and is brought to rest in…
A: Given:Car weight 300 lbCar speed is 30 mphCar came to rest in 0.10 secTo Find:Average force on car ?
Q: Refer to Multiple-Concept Example 11 to see a problem similar to this one. What is the smallest…
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Q: Ggg
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Q: Observe the following set of data for measuring a 4kg grocery bag.Identify whether the data is…
A: Accuracy and precision are two different things. Often they are misinterpreted with each other.…
Q: The heaviest invertebrate is the giant squid, which is estimated to have a weight of about 0.18 tons…
A: The weight of squid is 0.18 ton, one ton is equal to 907.185kg.Thus the weight of the squid in kg…
Q: Two force sensors are connected together. One sensor is attached to a wall and the second sensor is…
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Q: Which of the following is a unit of weight density? N/m3 kg/m3 N/m2 lbs/m2
A: Required: The unit of weight density
Q: It takes 10 seconds for a vehicle to stop from a velocity of 98.4 ft/s when the brakes exerted a…
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Q: Explain how to find the mass of a one-dimensional object with a variable density r.
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Q: A car of mass 2000kg accelerates from 0 to 30 ms^-1 in 5.5 seconds. Calculate the mean resultant…
A: Mass of the car is M=2000 kg. Initial velocity of the Car is vi=0 Final velocity of the Car is vf=30…
Q: Using the values in the table, make a graph in excel and determine the value of the coefficient of…
A: Coefficient of kinetic friction = slope of Normal strength- applied force graph The applied force is…
Q: A box having a mass of 6 slugs was initially at rest when a ten-pound horizontal force was applied…
A: The acceleration of the box is a=Fm=10 lbf4 slug=10 lbf 4.448 N1 lbf6 slug14.5939 kg1 slug=0.50797…
Q: ormula for the drag force is F- dv' (found to be valid for a large regime of dataere: s the drag…
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Q: uniform silver sphere and a uniform gold sphere have the same mass. What is the ratio of the radius…
A: Volume of sphere = (4/3) π r3 density of gold =19,300 kg/m3 density of silver = 10 490 kg/m3
Q: A non-homogeneous bar is 50 cm long and its linear density is given by the function λ(x)=32 + 25x² ,…
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Q: QI1:ln figure, the magnitude of Fy is equal - if £ fy-0. a: 200 sin 0 b: 200 cos 0 c:300 - 200 sin 0…
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Q: What is a BIOLOGICAL EXAMPLE of the 3rd law of motion?
A: Statement of Newton's third law: Every action has an equal and opposite reaction. If a body exerts a…
Q: A 1,900 kg car is slowed down on the high way from 50 m/s to 36 m/s over a distance of 50 m (did the…
A: Given:- A mass of the car m = 1900 kg the velocity of the car is v1 = 50 m/s v2 = 36 m/s Distance…
Q: A collision happened between two cars of equal mass of 1500.0 kg. The first car was running at 90…
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Q: You swim at a speed 2km/h south west and a river is flowing at 1km/h south Please draw a diagram of…
A: Motion is relative as it differs in different scenario. The velocity of the person as perceived by…
Q: Material density affects the endurance limit of a material. True or false
A: Endurance limit is defined as the maximum value of the completely reversed bending stress which a…
Q: A 2000-kg car traveling at 21 m/s takes 51 m to stop under full braking. The same car under similar…
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Q: A car is a height of 1.6 meters and width of 2 meters. (the length is immaterial). The following is…
A: The drag force on the car can be calculated using the drag equation:Where: is the drag force. is…
Q: The coefficient of kinetic friction is in the direction of the frictional force O is in the…
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Q: A car of 1000 kg is travelling at a speed of 36 km/h. The driver suddenly brakes and the car finally…
A: Given data: Mass (m) = 1000 kg Initial velocity (u) = 36 km/h Final velocity (v) = 0 Distance (d) =…
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: Find the average value of the component of Neon gas particles along the x axis. Find the most…
A: Given: The temperature of the Neon is 450 K.
Q: The branch of dynamics which deals with the motion of bodies without referring to the forces causing…
A: Study of motion is dynamics
Q: An object is observed to fall from a bridge, striking the water below with a velocity of 154.25 m/s.…
A: Given data: A object is fall from the bridge Initial velocity (u) = 0 m/s Final velocity (v) =…
Q: Suppose that you plot the mass (y-axis, in g) versus volume (x-axis, in cm3) of 4 different…
A: The plot for slope of above data is shown below,
Q: You have two ways of driving from Beaverton to Arens. You can drive the scenic route or take the…
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Q: The Antarctic expedition drives their snowmobiles 185 miles south from their camp. Then they turn…
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Q: The Drag Force on a race car travelling with a velocity of vis given by, FD = 1/2 CD APV ² Where:…
A: The drag force is given by=0.5CdAPaV2 The range of velocity=18m/s to 55m/s Coefficient of drag =0.9…
Q: Two people play tug of war. The 100-kg person on the left pulls with 1,200 N, and the 70-kg person…
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Q: In a hydrochloric acid (HCI) molecule, the distance between the hydrogen atom and the chlorine atom…
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Q: xplains the physical reasons why the speed of a vehicle must be moderate and commensurate with the…
A: The speed of a vehicle must be moderate and commensurate with the weather and road conditions for…
Q: While scuba diving, you collect a fallen stalactite. The stalactite is about the size of your arm.…
A: The given question is based on unit and dimension. By observing the given option we will answer the…
Q: A 5.4 kg ball with a diameter of 11 cm is dropped form an airplane at an altitude of 9 km above the…
A: Given: Mass of ball m = 5.4 kg Diameter of ball d = 11 cm = 0.11 m Altitude from where the ball is…
Q: Q1: What is the magnitude of the force acting on a material if the amount of change in length is (4…
A: Given data: Amount of change in length is, ∆x=4 cm=0.04 m. Amount of constant is, k=625 N/m.
Q: Ariel's motorboat can cover 21 miles upstream in 3 hours. He travels 22 miles downstream in 2 hours.…
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Q: Write the unit of surface tension.
A: Objective: Need to find the unit surface tension. Definition of surface tension: Surface is a…
Q: Assume that the board you used was covered with two materials, material 1 and material 2. If the…
A: If we will consider the above picture we know that different surfaces of contacts have…
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