Automobiles are designed with "crumple zones" intended to collapse in a collision. Use the ideas of collision and momentum explain why?

Q: Physics question help

A: The final answer is attached below Explanation:

Q: A laser beam of diameter d₁ =1.4 mm is directed along the optical axis of a thin lens of focal…

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Q: A disk 8.08 cm in radius rotates at a constant rate of 1 150 rev/min about its central axis. (a)…

A: (a)  120.43 rad/s (b)   3.637 m/s (c)   1.172 km/s (d)   19.072 mExplanation:

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A: Four long straight wire are perpendicular to page.Current, I=26 ALength, a=25 cm Find out - The…

Q: Please don't provide handwritten solution ...

A: Fc​=103.956i−21.3605j+1496kExplanation:The force on the first rope is F1​=105 NThe force on the…

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A: Answer - A) The velocity at the start of the hose is = 12.43 B) The velocity at the nozzle is 56.59…

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A: FINAL ANSWER:-     The magnitude of force by his left hand is 82.93N.  Explanation:

Q: For the circuit on the diagram, what is the current through the 1.0-kOhm resistor? Give your answer…

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Q: Problem 2: For the circuit show below, what are I₁, I2,I3? ε₁ = 8V, ε₂ = 12V, R₁ = 6 N, R₂ = 2, R3 =…

A: I1 = 1.64 AI2 = 0.91 AI3 = 2.54 AExplanation:

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A: Initial radius is Initial maximum speed is Final radius is Find:The final maximum speed.

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A: The objective of the question is to find the possible angles that the velocity of the electron makes…

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Q: A B C 300 μm Which denotes the apical meristem in roots? B C D A D

A: The correct answer is B.Explanation: The image you sent is a labelled diagram of the tip of a root,…

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Q: The value of W = 1.8 lb and L = 3 ft A L 9. Determine the angular velocity-(rad/s) as it passes…

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Q: 3. For the situations below, describe the relationship between n, & n₂. A) B) 112 ոլ ոլ ni D ոշ n₂

A: Given Data:See the figure. Data is pulled from the figure.i = angle of incidence>r = angle of…

Q: Problem 4: An electron travels with speed 1.0 × 107 m/sec between the two parallel charged plates…

A: Magnitude of magnetic field is 0.002 T and it is directed into the page.Explanation:

Q: Fire hoses used in major structure fires have inside diameters of 6.4 cm. Suppose such a hose…

A: Answer a) vstartv=12.43m/sAnswer b) vnozzlev=56.59m/sAnswer c) PnozzleP=0PaExplanation:Explanation:

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A: The workdone Mass of the crate Acceleration due to gravity We have to find the height of the shelf

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Q: estions 16-18 (continues from Questions 14-15): Assume BakerCo reports $3,750,000 of financial…

A: The objective of the question is to calculate the pre-tax income that BakerCo will report to the IRS…

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A: We can use the formula for the capacitance of a parallel plate capacitor with a dielectric material…

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Q: 1. A mass spectrometer is an analytical instrument used to separate collection of different atoms…

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Q: A line charge of charge density, p = 0.0001 C/m is of length, 1=2.5 m. Find the electric field…

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Q: When an inductor is connected to a 60.0 Hz source it has an inductive reactarice of 51.2 Q.…

A: 1) 4.051 A2) 0.573 HExplanation:

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A: Net magnetic force acting on the particle is 0 Newton. Explanation:

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Q: A battery delivering a current of 55.0 A to a circuit has a terminal voltage of 21.1 V. The electric…

A: Current is Terminal voltage is Power is Find:The emf of the battery.

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A: Pdf of solutions is attached below.Explanation:Step 1: Step 2: Step 3: Step 4:

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Q: 24. The moment of inertia I of a solid sphere is (2/5) mR². This sphere rolls without slipping down…

A: The mass of sphere, m=1.00 kg Angle=30° Moment of inertia of solid sphere, I=(2/5) mR2

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