Answered: The coordinate of an object is given as…

The coordinate of an object is given as a function of time by x = 7t - 3t2, where x is in meters and t is in seconds. Its average velocity over the interval from t = 0 to t = 2 s is:

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter2: Motion In One Dimension

Section: Chapter Questions

Problem 10P: An object moves along the x axis according to the equation x = 3.00t2 2.00t + 3.00, where x is in...

See similar textbooks

Related questions

Q: Represent each of the following combinations of units in the correct SI form using an appropriate…

A: According to the given data (A) kNμs (B) MgmN (C)MNkgms we need to convert the unit with appropriate…

Q: A shell is launched with a velocity of 100 m/s at an angle of 30.0° above horizontal from a point on…

Q: 5) Two objects are dropped from a bridge, an interval of 1.00 s apart. What is their separation 1.00…

A: Given:- Two objects are dropped from a bridge. The interval of a drop of one object to another is…

Q: 3. A motorcycle with a mass of 250 kg accelerates from rest to a velocity of 75 km/hr. over a length…

A: Mass = m = 250 kg Initial velocity = u = 0 km/h = 0 m/s Final velocity = v = 75 km/h = 20.83 m/s…

Q: Newton's Laws SET-UP #1: Object with weight W supported by 2 cords as shown. Quantities to Measure:…

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

Q: A 5.0-kg block and a 4.0-kg block are connected by a 0.6 kg rod, as shown in the figure. The links…

Q: Find the x and y components of a position vector, of magnitude r = 88 m, if its angle relative to…

Q: 4. The cable between a towing truck and a disabled car has a breaking strength of 2000 N. The mass…

Q: 11- The unit of Numerical aperature is a. meter b. degree Coulomb per meter d. no unit. 12- A…

A: (11) Numerical aperture is the ability of optical system to gather light. It is denoted by NA=n…

Q: All objects experience a buoyancy when they are immersed in a fluid. Buoyancy is: a. A downward…

A: all bodies when they are immersed in a fluid will expeience an upward forceequal to the weight of…

Q: 5, Shaudia drives her car east for 35.0 minutes at 80.0 km/h and then stops for 15.0 minutes. She…

Q: 61.0 cm from the center of the sphere kN/C

A: Here, we have to calculate the electric field at a distance of 61.0 cm from the center which is…

Q: Saccharomyces cerevisiae is a single-celled yeast that is often used as a model for eukaryotic…

A: mass (m) = 3×10-9 g m = 3×10-12 kg initial velocity (u) = 0 msfinal velocity (v) = 360 μmsv =…

Q: Two point charges exert a 3 N force on each other. What will the force become if the distance…

A: Given data: The force is F1=3 N And after increasing the distance a factor of 3

Q: Consider the fission reaction n+ 235 U 140 Xe + ? + 2n. After having found the missing nuclide,…

Q: A frictionless simple pendulum, with a small but dense 4.4-kg mass at the end and a length of 75 cm,…

Q: Problem 1.9 A block of mass M is on an inclined plane of angle with a coefficient of sliding…

Q: Determine the z-coordinate of the mass center of paraboloid of revolution shown. the homogeneous…

A: Draw the schematic diagram of the paraboloid.

Q: What is the net force required to accelerate a 11 kg box at a rate of 4.4 m/s2?

A: Given:- The mass of the box is m = 11 kg The acceleration of the box is a = 4.4 m/s2. Find:- What…

Q: SEATWORK PROBLEM 1 Fx = 1₁+(-₂) 40 Time-F sing Fa ·Tyoltaj 0 -F9-0 (cost=fg 25 kg [₂= ?

Q: 4. An object of mass m moving with a velocity of magnitude vi on a surface stops after traveling d…

A: Draw the free-body diagram of the object.

Q: Forces F1 and F2 act on an object of mass m = 4 kg as shown in the figure. If F1=24 N and F2=18 N,…

Q: When an electric current passes through a wire, heat energy is produced. The thermometer reading…

A: Given:

Q: 1. A600-kg rollercoaster car starts at rest atop a 30-meter hill. Determine the speed of the car…

Q: Consider you Sous Vide Egg. have an egg and you want to cook it at 65 degrees Celsius. You don't…

A: PART A: To cook an egg at 65 degrees Celsius using a thermos and a scale, I would need to figure out…

Q: Solve for X. log 1 100 = -2 Simplify your answer as much as possible. X x = 0 log 010 X log No…

A: Write the given equation. logx1100=−2

Q: Solve each problem and show all work We will now use energy considerations to find the speed of a…

A: The hammer falling onto the floor, has a kinetic energy on the floor which is equal to the potential…

Q: 0 m Initial Speed 15 m/s Initial Speed 15 m/s 25 25 15.0 m Normal Slow 15.0 m Normal Slow

A: Calculate the x-component of the initial velocity. vx,i=vicosθvx,i=(15 m/s)cos25°vx,i=13.6 m/s

Q: 4. A pilot flying from Kingston takes 75 minutes to fly to Ottawa. The distance from Kingston to…

Q: A student sees a newspaper ad for an apartment that has 1330 square feet (ft2) of floor space. How…

A: According to the question student sees in a news paper add that, Area of an apartment, A = 1330 ft2…

Q: Suppose you measure the mass and volume of two solid stones. Stone 1 has a mass of 3.20×10-2kg and a…

Q: Nikolas is in a mineshaft that descends into the ground at an angle of 6 degrees below horizontal.…

A: The question is asking us to determine how far below the surface Nikolas is after walking 2.95…

Q: A rod 10.0 cm long is uniformly charged and has a total charge of -21.0 µC. Determine the magnitude…

Q: On a MRI scan of a patient, a point P is located in a two dimensional cartesian coordinate system at…

A: According to the given data we need to find distance B/w

Q: A conducting bar of length & moves to the right on two frictionless rails as shown in the figure…

Q: uppose that the aorta has a radius of about 1.25 cm and that the typical blood velocity is around 30…

Q: Two point charges are lying on the y- axis as in the figure: q₁ = -4.10 μC and q2 = +4.10 μC. They…

A: q1 = -4.10 μC q2 = +4.10 μC qo = 7.30 μC m = 1.24 g = 0.00124 kg distance of each charge from point…

Q: A flatbed truck is carrying an 800-kg load of timber that is not tied down. The maximum friction…

Q: Newton’s laws of motion and gravity were among the first to convincingly demonstrate the underlying…

A: There is currently no proof that underlying simplicity and unity will always be found in new…

Q: Usain Bolt, a sprinter for the 100 meters, set a record of 44.74 km/h on August 16, 2009, during the…

A: velocity=v=44.74 km/h=12.43 m/sLet mass=m=70 kgAnd momentump=mv=870.1 kg m/s

Q: A rod 12.0 cm long is uniformly charged and has a total charge of -24.0 µC. Determine the magnitude…

A: According to the data L=12cm =0.12m Q= -24μC a = 36 cm =0.36m we need to find magnitude of the…

Q: The magnitude of a velocity vector is called speed. Suppose that a wind is blowing from the…

A: According to the data Va =50km/h at N45W Vp =300km/h at N60E we need to find True course and the…

Q: A small glass bead has been charged to +40.0 nC. A small metal ball bearing 1.00 cm above the bead…

A: Givenq1=40 nCr=1 cmF=1.90×10-2 N

Q: A small object has a mass of 2.0 × 10-3 kg and a charge of -39 µC. It is placed at a certain spot…

Q: Consider the ground state of 11Be. According to the shell model, how many protons are there in the…

Q: When the red kangaroo of Australia is moving at full speed, it can bounce at a speed of 8.5 meters…

Q: Two identical positive charges exert a repulsive force of 6.6 × 10−9 N when separated by a distance…

A: The question states that two identical positive charges exert a repulsive force of 6.6x10-9 N when…

Q: A bar of zinc (c = 390 J/kg °C) at 210°C are dropped into 234 g of water (c = 4184 J/kg °C) at 11°C.…

A: Given:- The initial temperature of the Zinc is TiZ=210oC The mass of the water is m=234 g The…

Q: A swimmer wants to cross a river that is flowing east at 0.95 m/s . To do so, the swimmer points…

Q: 7. A 40-kg crate is being lowered with a downward acceleration is 2.0 m/s² by means of a rope. (a)…

A: Given:- The mass of the crate is m = 40 kg. The acceleration of the carte downwards a = 2.0 m/s2…

Concept explainers

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –

Question

The coordinate of an object is given as a function of time by x = 7t - 3t², where x is in meters and t is in seconds. Its average velocity over the interval from t = 0 to t = 2 s is:

		5 m/s
		-5 m/s
		11 m/s
		-11 m/s
		1 m/s

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

The coordinate of an object is given as a function of time by x(t)=7t-3t2, wherex in meter and t in seconds. Calculate the average velocity between t=0,and t=2 s. + 2 m/s - 2 m/s - 5 m/s + 1 m/s +9 m/s
The x component of the velocity of an object moving along the x axis is given as vy = 4t – 3t where vy is in meters per sec and t in seconds. The x component of its average velocity over the interval of time from t =0 to t= 2 sec is: O -2m/s O 2 m/s O -4m/s
The velocity of a rat traveling on a straight line is v(s)=1/(s+1), where the velocity is in meters per second and s is in meters. the rat travels 10 meters from s=0 to s=10m. Assume s=0 when t=0. 1. The total time it took for the rat to reach s=10m is ____s. 2. The expression for the position as a function of time is s(t)=_____. 3. The absolute maximum (maximum of absolute values) acceleration of the rat during the 10-meter trip is ____ m/s^2. Please help solve these questions, the solutions are given below I'm just not sure how to solve it. (Use paper sheet ,Not Typewritten) The solutions are: 1) 110 2)(sqrt(t+0.25))-0.5 3)1.00
The acceleration of a race car as a function of time is a(t) = kt, where a is measured in meters per second squared, t is measured in seconds and k is a constant. If its velocity at t = 0 is 2 m/s, and it is 26 m/s at t = 2 s, what is the value of the constant, k? * O 12 m/s^3 O 12 m/s^2 24 m/s^3 13 m/s^3
At time t = 0 s, an object is observed at x = 0 m; and its position along the x axis follows this expression: x = –4t + t2, where the units for distance and time are meters and seconds, respectively. What is the object's average speed between t = 0 s and t = 3.0 s ?
An object moves along the positive x-axis with a speed of V, =4 m/s for 2 seconds, then moves along the negative x-axis with a speed of V2 =7 m/s for 2 seconds and then moves along the positive x-axis with a speed of V3 =25 m/s for 2 seconds What is the average speed of the object (m/s)?
The velocity of an object in one- dimensional motion is v(t) = (3.00 t + 5.00 t2) m/s, where t isgiven in seconds. What is the acceleration of the object at t = 2.00 s? Group of answer choices 0.00 m/s^2 23.0 m/s^2 26.0 m/s^2 19.3 m/s^2 20 m/s^2
The velocity of a particle moving along the x axis is defined by v = x^4 + 2x^3 – 3x^2 where v is in m/s and x is in m. Which of the following gives the velocity when x = 2 m? * 20 m/s 40 m/s 44 m/s 22 m/s
Starting from the origin of some coordinate system, a chicken moves 2 m to the +x-direction for 2 s, then 3 m to the +y-direction for 3 s. What is the chicken's average velocity for the whole motion? (2 m/s) i + (3 m/s) ĵ 1m/s O (금m/s)i+(m/s) 3 O (1m/s) i + (1 m/s) 3
The acceleration of a particle is a constant. At t = 0 the velocity of the particle is (14.9î + 18.4ĵ) m/s. At t = 3.1 s the velocity is 11.4ĵ m/s. (Use the following as necessa (a) What is the particle's acceleration (in m/s²)? a = -4.81 Î+ -2.28 m/s? (b) How do the position (in m) and velocity (in m/s) vary with time? Assume the particle is initially at the origin. r(t) = v(t) m/s
A proton (mass m = 1.67 x 10-27 kg) is being accelerated along a straight line at 2.20 x 1015 m/s² in a machine. The proton has an initial speed of 2.00 x 107 m/s and travels 4.1 cm. (a) What is its speed? (Give your answer to at least four significant figures.) m/s
An object moves along the x axis according to the equation x3,75t²- 2.00 +3.00, where x is in meters and it is in seconds. (a) Determine the average speed between t= 1.80 s and t = 2.90 s. m/s (b) Determine the instantaneous speed at t = 1.80 s. m/s Determine the instantaneous speed at t = 2.90 s. m/s (c) Determine the average acceleration between t = 1.80 s and t = 2.90 s. m/s²