Acceleration form velocity When a 1984 Alfa Romeo Spider sports car accelerates at the maximum possible rate, its motion during the first 20 s is extremely well modeled by the simple equation 222P where P 3.6 x 10W is the car's power output, m 1200kg is its mass, and v is in m/s. That is, the square of the car's velocity increases linearly with time Part A What is the car's speed at t-11 s? Express your answer using two significant figures u E m/s Submit Request Answer Part B What is the car's speed at t-20 s? Express your answer using two significant figures u E m/s Submit Request Answer Part C Find a symbolic expression, in terms of P, m, and t, for the car's acceleration at time t a(t)-

Question

Need help with c. Thanks!

Acceleration form velocity
When a 1984 Alfa Romeo Spider sports car accelerates at the maximum possible rate, its motion during the first 20 s is extremely well modeled by the simple equation
222P
where P 3.6 x 10W is the car's power output, m 1200kg is its mass, and v is in m/s. That is, the square of the car's velocity increases linearly with time
Part A
What is the car's speed at t-11 s?
Express your answer using two significant figures
u E
m/s
Submit
Request Answer
Part B
What is the car's speed at t-20 s?
Express your answer using two significant figures
u E
m/s
Submit
Request Answer
Part C
Find a symbolic expression, in terms of P, m, and t, for the car's acceleration at time t
a(t)-
Expand
Transcribed Image Text

Acceleration form velocity When a 1984 Alfa Romeo Spider sports car accelerates at the maximum possible rate, its motion during the first 20 s is extremely well modeled by the simple equation 222P where P 3.6 x 10W is the car's power output, m 1200kg is its mass, and v is in m/s. That is, the square of the car's velocity increases linearly with time Part A What is the car's speed at t-11 s? Express your answer using two significant figures u E m/s Submit Request Answer Part B What is the car's speed at t-20 s? Express your answer using two significant figures u E m/s Submit Request Answer Part C Find a symbolic expression, in terms of P, m, and t, for the car's acceleration at time t a(t)-

Expert Answer

1 Rating

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Physics

Related Physics Q&A

Find answers to questions asked by students like you.

Q: At their closest approach, Venus and Earth are 4.20 × 1010 m apart. The mass of Venus is 4.87 × 1024...

A: Force exerted by venus on earth is,

Q: 287 CHAPTER 6 form flow at locations 1 and 2. Develop a relationship for the force Fp acting on the ...

A: Consider the figure given below.

Q: Astrology, that unlikely and vague pseudoscience, makes much of the position of the planets at the m...

A: Given: mass of baby, m = 5 kgmass of father, M = 90 kgdistance between them, r = 0.2 mFind: (a) The ...

Q: In the figure particles with charges q1 = +6e and q2 = -14e are fixed in place with a separation of ...

A: Given,

Q: A 1.8 µF capacitor and a 3.9 µF capacitor are connected in parallel across a 240 V potential differe...

A: GivenVoltage V = 240 VCapacitanceC1 = 1.8 x 10-6 FC2 = 3.9 x 10-6 FSolutionThe energy stored in a ca...

Q: a top with radius 10cm, mass 2 kg has a string around the edge and is initially at rest. assume the ...

A: Consider the figure and observe that, force by the string acts tangentially. Therefore, the angle be...

Q: In the figure, a particle moves along a circle in a region of uniform magnetic field of magnitude B ...

A: Magnetic force given is positive. Velocity vector is along – y direction and magnetic field is along...

Q: An electric power station is producing 350 kW of power that is to be sent to a small town located 40...

A: Given information: The power produced is 350 kW, the distance to which it is transmitted is 40.0 km....

Q: 24. A 1.50-kg object is held 1.20 m above a relaxed mass- less, vertical spring with a force constan...

A: Given,

Q: A Pyrex baking dish with a mass of 545g warms up by 96.7 eC when it absorbs s0.9 kJ of heat an oven....

A: (a)Write the expression for amount of heat energy absorbed from the oven.

Q: A single pane of glass in an old home measures 1.14 m by 0.6 m and is 0.01 m thick. During a cold wi...

A: Given thermal conductivity of the wall k =1.7 W/mK.Given length and breadth of the wall as 1.14 m an...

Q: A wheel (radius -0.20 m) is mounted on a frictionless, horizontal axis. A light cord wrapped around ...

A: Click to see the answer

Q: More than one analyzer can be used in a setup like that in the following figure, each analyzer follo...

A: Using Malus’s law of polarization we can find the intensity of light after passing through the first...

Q: On May 26, 1934, a streamlined, stainless steel diesel train called the Zephyr set the world's nonst...

A: Given that the total distance covered by the train is 1633.8km, and the time taken for the journey i...

Q: In a place where the earths magnetic field is 6.0x10^-5 t and points exactly horizontally due north,...

A: The magnetic field of Earth is:6.0 × 10-5 tThe velocity of the bullet is:300 m/sThe charge on the bu...

Q: A crane lifts a 425 kg steel beam vertically upward a distance of 95 m. How much work does the crane...

A: The work done by the crane can be calculated using following steps:Given:

Q: A frictionless gas-filled cylinder is fitted with a movable piston. The block resting on the top of ...

A: Let V1 be the initial volume of the cylinder at temperature T1, as temperature change to T2 the volu...

Q: Chapter 23, Problem 051 In the figure a nonconducting spherical shell of inner radius a = 2.32 cm an...

A: The value of A can be calculated using given steps:Given:

Q: A 4.0-kg mass has a velocity of 4.0 m/s, east when it explodes into two 2.0-kg masses. After the exp...

A: The magnitude of the velocity of the other mass can be calculated using given steps:Given:

Q: (a) How many significant figures are in the numbers 99.0 and 100.0?

A: The number of reliably known digits in a number is called the number of significant figures. The imp...

Q: Train cars are coupled together by being bumped into one another. Suppose two loaded train cars are ...

A: Click to see the answer

Q: If a car takes a banked curve at less than the ideal speed, friction is needed to keep it from slidi...

A: Given: Radius, r = 85 mAngle = 15oFind; (a) The ideal speed, v.(b) The minimum coefficient of fricti...

Q: A swimmer bounces straight up from a diving board and falls feet first into a pool. She starts with ...

A: Taking sign of the upward direction of motion as positive and the downward direction of motion as ne...

Q: A rocket is fired at a speed of 75.0 m/s from ground level, at an angle of 69.9° above the horizonta...

A: Let vcos(theta) be the horizontal component of velocity.the time taken by rocke tto reach above wall...

Q: Exhibit 11-1 Two blocks of masses m and m2 are connected by a light cord that passes over a pulley o...

A: Initially, the masses are at rest, that is, the velocity of both the blocks and the pulley is 0.

Q: In the figure, a climber with a weight of 440 N is held by a belay rope connected to her climbing ha...

A: From the figure all the forces acting can be shown and according to Newtons second law,

Q: The figure shows a closed surface. Along the flat top face, which has a radius of 1.6 cm, a perpendi...

A: GivenRadius  of the top surface r = 1.6 cm = 0.016 mMagnetic field outward the top surface B = 0.14 ...

Q: Density, density, density. (a) A charge -352e is uniformly distributed along a circular arc of radiu...

A: Hey, since there are multiple subparts posted, we will answer first three subparts. If you want any ...

Q: Chapter 23, Problem 052 The figure shows a spherical shell with uniform volume charge density ρ = 1....

A: (a)Electric field at a radial distance r=0 from the center of the spherical charge distribution.Sinc...

Q: A parallel-plate capacitor is formed of two square metal plates 10cm x 10cm, separated by a 2-mm- th...

A: Capacitance is,

Q: A 15080 kg car is traveling with a pseed of 15.0 m/s. What is the magnitude of the horizontal net fo...

A: Given mass of the car M = 15080 kgInitial Speed of the car v = 15 m/sQuestion is to find the net hor...

Q: How long does it take electrons to get from a car battery to the starting motor? Assume the current ...

A: Given Information :Current I =290 ACross sectional area of the copper wire A = 0.260 cm2=Length of t...

Q: Can someone give me feed back on the answers to this question. Is the scaling and representation acc...

A: The position-time graphs given below. 

Q: What must the separation be between a 4.7 kg particle and a 6.6 kg particle for their gravitational ...

A: Write the expression for gravitational force of attraction.

Q: Two children push on opposite sides of a door during play. Both push horizontally and perpendicular ...

A: Since, the door is held at rest this signifies that the torque exerted by the first child balances t...

Q: 12. The tub of a washer goes into its spin cycle, starting from rest and gaining angular speed stead...

A: Given: Case 1: when it starts from rest-Initial angular speed = 0Final angular speed = 5 rev/sTime, ...

Q: consideration the appropriate number of Carry out the following calculation taking into figures:3.91...

A: Significant figures are the number of digits which contributes to the degree of accuracy. During add...

Q: A car is traveling up a hill that is inclined at an angle θ above the horizontal. Determine the rati...

A: Given:

Q: a bridge across a small stream is made by supporting a 10m long log with a mass of 75kg with ropes t...

A: Consider the figure, it shows free body diagram of the log.

Q: In the figure short sections of two very long parallel lines of charge are shown, fixed in place, se...

A: Given:Two long parallel lines of charge separated by a distance, L = 21.0 cm = 0.21 m.For line 1, un...

Q: What are real & virtual images? Can you focus them on a screen?

A: A real image is formed when the rays of light after reflection or refraction actually meet at some p...

Q: A single-turn current loop, carrying a current of 5.71 A, is in the shape of a right triangle with s...

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...

Q: How much work is required to set up the four-charge configuration of the figure if q = 4.50 pC, a = ...

A: Work done is same as the change in potential energy. Potential energy is a state of a system , a way...

Q: Under the influence of its drive force, a snowmobile is moving at a constant velocity along a horizo...

A: Given:

Q: Chapter 28, Problem 061 E3 Incorrect The coil in the figure carries current i = 1.67 A in the direct...

A: a)The expression for the magnetic potential energy,

Q: In Figure (a) particles 1 and 2 have charge 38.0 μC each and are held at separation distance d = 4.7...

A: Given,

Q: Suppose you use an ideal pulley of the type shown in (attached image) and find it necessary to exert...

A: a)The relation between tension and weight of load is,

Q: We have 39.5 g of a particular substance. Its specific heat in solid form is 0.8 J/(g K) and its spe...

A: The unit of temperature is not given. As the unit of Temperature used in specific heat is Kelvin. So...

Q: Coefficient of Linear Expansion a x 10-5 Material ах 10-5 Material ('C1) 2.94 1.33 0.899 1.88 1.17 2...

A: Thank you for the question. since we are entitled to answer up to 3 sub-parts, but third and fourth ...

Q: Two large, parallel, conducting plates are 15 cm apart and have charges of equal magnitude and oppos...

A: GivenDistance between the plates d = 15 cm = 0.15 mElectrostatic force on electron F = 4.8 x 10-15 N...