What is an expression for x2(t), the position of mass I as a function of time? Assume that the position is measured in meters and time is measured in seconds. Express your answer as a function of t Express numerical constants to three significant figures.

Q: The maximum running speed (S) in km/hr and the corresponding body mass (m) in kg were determined for…

A: Unit of speed is km/hr Unit of mass is kg The relation between speed and mass is  S=5.7m2Unit of…

Q: A force is acting on a block with a magnitude of F = 115 N. The force makes an angle of 0 = 14° with…

A: The free-body diagram of the case can be drawn as follows:Here:Given values:

Q: What is the speed of a car going v=1.000 mph in SI units? Notice that you will need to change miles…

A: As per the question, the speed of the car is v mph, we have to convert the speed of the car v in SI…

Q: In this problem we will observe how the momentum of an electron changes as its velocity approaches…

A:

Q: Susie's experiment to measure the value of g in Northridge produces a result of 8.90 m/s². The…

A: Given data as per question Accepted value =9.80 m/s2

Q: Using the equation Ek = mv2/2 , write an equation to solve for (a) m and (b) v.

A: Given data:  Kinetic energy equation Ek = mv2/2 Required: Equation to solve for mass and velocity

Q: Using Excel to make a plot of the Position vs Time given in the following table.  The dependent…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: You are handed a bat that is 6 times as dense on one side as it is on the other side, and 3 times as…

A: Given that:The bat is 6 times as dense as other side. The bad is 3 times as dense as least dense…

Q: kilometers

A: Time spent by John during driving= 2.5hr Average speed= 65 mph Total distance travelled by him can…

Q: The average distance, d, that a Galapagos tortoise travels during a day scales with the tortoise’s…

A: Given data:  Distance (d) is proportional to m2/3 Mass of tortoise 1 (m1) = 50 kg Distance traveled…

Q: Using Excel to make a plot of the Position vs Time given in the following table. The dependent…

A: The given table contains time and the corresponding position of a rock falling from a cliff whose…

Q: By measurement you determine that sound waves are spreading out equally in all directions from a…

A: Intensity, I=260 W/m2  Distance from sourc, r=43.0 cm Time, t=5.5 ms   To determine energy emitted…

Q: The acceleration of an object moving through a viscous fluid (like honey) is a = -bv / m, where v is…

A: Option a.) Kg/s

Q: Test Material   Mass                              Collision Time Phone only (no case) 6.2 oz.…

A:

Q: In the Discussion question for Lesson 12, Makeshift Scale, we considered creative ways to estimate…

A:

Q: The speed limit on some interstate highways is 127 km/h. What is the correct procedure for…

A: Speed limit on interstate highways = 127 kmhrTo find : the procedure for converting km/hr to m/s

Q: large accelerations can injure the body, especially if they last for a considerable length of time.…

A: Given:-  We know that the severity index SI = a5/2t.  here t is the duration of acceleration but a…

Q: a) The instantaneous rate [kg/s] of producing a particular compound during a chemical reaction is…

A: We have table given with coordinates (t,rate)=(0,0), (2,0.145), (4,0.354), (6,0.61), (8,0.95),…

Q: Statement translation. The distance s an object falls in time t equals the product of 16 and the…

A: Given S=distance the object falls t= time interval

Q: What are the SI base units of length, mass, and time?

A:

Q: can you help with question B.

A: Given information: Here, vi and vf are the initial and the final speed of the impala respectively…

Q: What is the value of m? Express your answer to two significant figures

A: f = 0.89 Hzmass = m spring constant = k added mass = 760g new frequency = 0.64 Hz using , formula ,…

Q: Starting with the equation Ek/mv² find an equation for (a) m and (b) v.

A: Formula            Ek = mv².

Q: . 2.13 When two objects (labeled by subscripts 1 and 2) of masses m, and ma collide, their initial…

A: given herem1= 1000kgm2=550v1=20 msv2=-35 msv1'=5 ms Momentum is to be conserved as mentioned in the…

Q: The SI unit of force is the newton, derived from the base units by using the definition of force, F…

A: Given data The CGS unit of force is dyne. 1 dyne = 10-5 N   The expression for the force is written…

Q: One type of engine used in space travel is an ion thruster. These engines produce a low force that…

A: Given : Mass of a satellite is 1.7 milligrams Force applied on a satellite is 87 millinewtons

Q: Caleb left home and traveled toward the city A at an average speed of 57.9 km/h. Some time later,…

A: To answer this, we should keep in mind that both Caleb and Kim started from the same place. Also the…

Q: Consider the equation s = s0 + v0 t + a0 t2 /2 + j0 t3 /6 + S0 t4 /24 + ct5 /120, where s is a…

A:

Q: A car takes time t=(2.5±0.1) s to travel a distance Ax=(0.922±0.001) m. What is the relative…

A:

Q: Migrating land mammals are often called runners because of the large distances that they can cover…

A: As per the given guidelines, only the first 3 parts of a given question needs to be answered .…

Q: Kinetic energy KE (Chapter 5) has dimensions kgm2/s2. It can be written in terms of the momentum p…

A:

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!