The jetski has a mass of 200 kg and a speed of 20 m/s. How much work will it take to stop it?   20,000 J 10 J 4,000 J 40,000 J Which is correct?

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A: given data as per question d1    =   355m t1     =   8.7s d2    =   780 t2      =   116s

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A:

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A: Given,

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Q: Velocity (cm/s) 300 100 90 BO 70 60 50- 40- 20 10- 525 O 3 Use this graph to answer the questions…

A:

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A: Using Stefan Boltzmann law, u = e σ T4 where  σ is Stefan’s constant = 5.67 × 10-8 W/m2 k4 for…

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A: Given velocity v=6t2-18t+12 m/s to find distance travelled in the first 3 seconds  we know that…

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A: Given  V = Vmax( 1 - exp(-t/τ))   Where Vmax = 0.040 m/s  τ = 0.50 sec

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A:

Q: A particle moves in a straight line along the x-axis. Its displacement is given by the formulas(t) =…

A: Given Data: Expression for displacement s(t)=t2-4t2+7t m

Q: Thank

A: Given that  A ball with mass 0.15kg is thrown upward with initial velocity 20m/s afrom the roof of a…

Q: 1. The 3-kg ball is thrown at the 18-kg suspended block with a speed of 4 m/sec. The impact time…

A:

Q: Assume a person has lungs that can hold V = 5.3 L of air (at 1 atm), and their body temperature is…

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A: Given data:  Contact time (t) = 0.0712 s Initial velocity before contact (u) = 0 m/s Acceleration…

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Q: 1/Requivalent For each of the following 3 resistor circuits first state which resistors are in…

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A: Given: The system is in static equilibrium. The free-body diagram is given below.

Q: Nuclear fusion - the energy source of the Sun, hydrogen bombs, and fusion reactors - occurs much…

A: Given    average kinetic energy of the atoms is  K.E.= 5.65 × 10-14 J

Q: 4) Using the acceleration-time graph shown below, calculating the velocity at 3.0 s intervals given…

A: Initial velocity (u) = 5 m/s time (t) = 3 s from graph it is given that acceleration is constant…

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A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

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Q: 4. If an object is accelerating in the vertical direction (y) it obeys equation 1. If an object…

A: Given  If an object is accelerating in the vertical direction (y) it obeys equation 1. If an object…

Q: 1.External Dosimetry is applicable to two types of radiations? 2.What type of material shield?

A: Radiation The energy that emanates from a source and moves through space at the speed of light is…

Q: 5. When ß-cartene is oxidized in vivo it breaks in half and forms two molecules of retinal (vitamin…

A: Energy levels  n=6n=7 internuclear distance=140 picometer,

Q: A bicyclist, steadily speeds up from rest to 28.0mph in 7.70s. How far did she travel (in given…

A:

Q: R₁ 5.0 Ω a R₂ 78 Ω T4 Τ Ez Εξ 0 10 Ω 12 0.50 Ω 0.05 Ω h R₂₂ 40 Ω ΣΑ R₂ 120 Ω e 70.20 Ω ΕΔ

A: Given : E1 = 29 V E2 = 48 V E3 = 3.5 V E4 = 34 V

Q: In Saturns rings, each ring particle collides with another particle on average around 4.6 hours. If…

A: Given, In Saturns rings, each ring particle collides with another particle on average around 4.6…

Q: A Fresnel biprism has an apex angle 180°-a, where a is very small. The index of refraction is n, the…

A: The Fresnel biprism demonstrates light interference. It is an adaptation of the well-known Young's…

Q: A railroad flatcar is traveling to the right at a speed of 13.0 m/sm/s relative to an observer…

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Q: How much power is being delivered to resistor R7? 0.03125 W 0.25 W…

A: Given:- A circuit as Find:- How much power is being delivered to resistor R7? 0.03125 W 0.25 W…

Q: 5V + T Μ 4 Ω R1 www R2 4 Ω R3 8 Ω w 10 Ω R4 R5 4 Ω R6 ΖΩ R7 2 Ω

A:

Q: Problems 1. A stuffed owl is sitting on a pillar, and is being pushed by a toy boat which is being…

A: To fill the coulomn draw the FBD of the systems.  Let's define the forces:-  W = represent weight.…

Q: QUESTION 10 For the pendulum part of the lab, what quantities are you actually measuring? The…

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Q: kum The mass of the block depicted in the image is 1.08 kg. The spring has a spring constant of 78.1…

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Q: This is a continuation of the previous question. As the pendulum swings up, what is conserved? O…

A: Given  As the pendulum swing up, what is conserved?

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A: Given data:  A stone dropped from the bridge  Initial velocity (u) = 0 m/s Height (h) = 57.65 m…

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A: Magnetic field is uniform if its magnitude is equal and direction is same at every point in space.…

Q: A skateboarder shoots off a ramp with a velocity of 7.8m/s, directed at an angle of 59degrees above…

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Q: A bus at rest accelerated at a rate of 2.9m/s2. The acceleration continued for 6mins after which the…

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Q: 15. What is the value of c, when a + b + c = 0? Use à = (2,-3) and b = (4,1). Show your work, and…

A: According to question we need to find value of vector C.

Q: Refer to Concept Simulation 2.4 for help in visualizing this problem graphically. A cart is driven…

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Q: Can a calibrated ocular micrometer measure the diameter of a field? Why or why not?

A: Solution: ocular micrometer

Q: The energy of a muon (a sub-atomic particle) is estimated to be 0.1066 GeV. Convert to its mass by…

A: Given Data: The energy of a Muon E=0.1066 GeV 1 amu=931.5 eV

Q: From b / answer true or false (answer only five) 1- Electrons in a semiconductor move from the…

A: As per guidelines only first four parts are solved here, for rest ask them separately.    Given…