Physics Fundamentals
2nd Edition
ISBN: 9780971313453
Author: Vincent P. Coletta
Publisher: PHYSICS CURRICULUM+INSTRUCT.INC.
expand_more
expand_more
format_list_bulleted
Question
Chapter 4, Problem 4Q
(a)
To determine
What can be concluded about the velocity of the plane when a ball, which when placed on the floor of the plane remains at rest.
(b)
To determine
If any experiment could be performed in the closed cabin of the airplane to measure the plane’s speed and direction.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
A 238U nucleus is moving in the x direction at 5.0×105 m/s when it decays into an alpha particle (4He) and a 234Th nucleus. If the alpha particle moves off at 22 degrees above the x axis with a speed of 1.1×107 m/s, a) What is the speed of the thorium nucleus and b) What is the direction of the motion of the thorium nucleus ( degrees clockwise from the x axis)?
Suppose we are told that the acceleration a of a particle moving with uniform speed ν in a circle of radius r is proportional to some power of r, say rn, and some power of ν, say νm. Determine the values of n and m and write the simplest form of an equation for the acceleration.
A particle starts at the point P = (7, −7, −3) and
moves along a straight line toward Q = (8, −9, 0) at a
speed of 5 cm/sec. Let x, y, z be measured in
centimeters and t be measured in seconds.
(a) Find the particle's velocity vector.
v(t):
=
(b) Find parametric equations for the particle's motion.
x(t)
=
y(t) =
z(t)
=
=
Chapter 4 Solutions
Physics Fundamentals
Ch. 4 - Prob. 1QCh. 4 - Prob. 2QCh. 4 - Prob. 3QCh. 4 - Prob. 4QCh. 4 - Prob. 5QCh. 4 - Prob. 6QCh. 4 - Prob. 7QCh. 4 - Prob. 8QCh. 4 - Prob. 9QCh. 4 - Prob. 10Q
Ch. 4 - Prob. 11QCh. 4 - Prob. 12QCh. 4 - Prob. 13QCh. 4 - Prob. 14QCh. 4 - Prob. 15QCh. 4 - Prob. 16QCh. 4 - Prob. 1PCh. 4 - Prob. 2PCh. 4 - Prob. 3PCh. 4 - Prob. 4PCh. 4 - Prob. 5PCh. 4 - Prob. 6PCh. 4 - Prob. 7PCh. 4 - Prob. 8PCh. 4 - Prob. 9PCh. 4 - Prob. 10PCh. 4 - Prob. 11PCh. 4 - Prob. 12PCh. 4 - Prob. 13PCh. 4 - Prob. 14PCh. 4 - Prob. 15PCh. 4 - Prob. 16PCh. 4 - Prob. 17PCh. 4 - Prob. 18PCh. 4 - Prob. 19PCh. 4 - Prob. 20PCh. 4 - Prob. 21PCh. 4 - Prob. 22PCh. 4 - Prob. 23PCh. 4 - Prob. 24PCh. 4 - Prob. 25PCh. 4 - Prob. 26PCh. 4 - Prob. 27PCh. 4 - Prob. 28PCh. 4 - Prob. 29PCh. 4 - Prob. 30PCh. 4 - Prob. 31PCh. 4 - Prob. 32PCh. 4 - Prob. 33PCh. 4 - Prob. 34PCh. 4 - Prob. 35PCh. 4 - Prob. 36PCh. 4 - Prob. 37PCh. 4 - Prob. 38PCh. 4 - Prob. 39PCh. 4 - Prob. 40PCh. 4 - Prob. 41PCh. 4 - Prob. 42PCh. 4 - Prob. 43PCh. 4 - Prob. 44PCh. 4 - Prob. 45PCh. 4 - Prob. 46PCh. 4 - Prob. 47PCh. 4 - Prob. 48PCh. 4 - Prob. 49PCh. 4 - Prob. 50PCh. 4 - Prob. 51PCh. 4 - Prob. 52PCh. 4 - Prob. 53PCh. 4 - Prob. 54PCh. 4 - Prob. 55PCh. 4 - Prob. 56P
Knowledge Booster
Similar questions
- An experimentalist in a laboratory finds that a particle has a helical path. The position of this particle in the laboratory frme is given by r(t)= R cos(wt)i + R sin(wt)j + vztk R,vz, and w are constants. A moving frame has velocity (Vm)L= vzk relative to the laboratory frame. In vector form: A)What is the path of the partical in the moving frame? B)what is the velocity of the particle as a function of time relative to the moving frame? C)What is the acceleration of the particle in each frame? D)How should the accelerartion in each frame be realted?Does your answer to part c make sense?arrow_forwardThe position of a particle is given by r →(t) = A (cos ωti ^ + sin ωtj ^), where ω is a constant. (a) Show that the particle moves in a circle of radius A. (b) Calculate d r → /dt and then show that the speed of the particle is a constant Aω. (c) Determine d2 r → /dt2 and show that a is given by ac = rω2. (d) Calculate the centripetal force on the particle. [Hint: For (b) and (c), you will need to use (d/dt)(cos ωt) = −ω sin ωt and (d/dt)(sin ωt) = ω cos ωt.arrow_forwardB (3,3) E (5,0) A (0,0) C (7,3) D (7,-6) Note: all coordinates in meters - not to scale! A robot has been designed and is tested on the course above (A-B-C-D-E). If the robot takes 3.4 minutes to complete the course, what is the robot's average speed? Answer: Om/s Xarrow_forward
- A proton in a synchrotron is moving in a circle of radius 1 km and increasing its speed by v(t) = c1 + c2 t2, where c1 = 2.0 × 105 m/s, c2 = 105 m/s3. (a) What is the proton’s total acceleration at t = 5.0 s? (b) At what time does the expression for the velocity become unphysical?arrow_forwardPlease answer both the questions. Consider the velocity field, V = (x² + y² − 4)i + (xy — y)j, where x and y are in m and V is in m/s. What is the magnitude of the y-component of the acceleration, ay in m/s², at point (2,1) in the velocity field? Consider the velocity field, V = (x − 2y)i — (2x + y)j. What is the value of the velocity potential function at the point (2,3)?arrow_forwardA magnetic field forces an electron to move in a circle with radial acceleration 3.0 * 1014 m/s2. (a) What is the speed of the electron if the radius of its circular path is 15 cm? (b)What is the period of the motion?arrow_forward
- In a time of 2.86 h, a bird flies a distance of 83.7 km in the direction of 32.9 degrees East of North. Take north to be the positivity y direction and east to be the positive x direction. Express your answer in km/h. What is the y component of the birds average velocity?arrow_forwardAn object is moving in a circle of radius 10 cm centered on the origin in the xy-plane at a constant speed of 5 m/s. (a) Express the motion of the object as a vector that depends on time, i.e. find F(t).arrow_forwardThe CERN particle accelerator is circular with a circumference of 7.0 km. (a) What is the acceleration of the protons (m = 1.67 × 10-27 kg) that move around the accelerator at 5% of the speed of light? (The speed of light is v = 3.00 × 108 m/s.)arrow_forward
- An airplane takes 5 hours to travel a distance of 5400 miles with the wind. The return trip takes 6 hours against the wind. Find the speed of the plane in still air and the speed of the wind.arrow_forwardThe moon is about from Earth. Traveling at the speed of light, m/s, how long does it take a laser beam to go from Earth to the Moon and back again? The same physics was responsible for the noticeable delay in communication signals between lunar astronauts and controllers at the Houston Space Flight Center.arrow_forwardThe position F of a particle moving in an xy plane is given by: F =(2.00"–5.00t)i +(6.00–7.00€*)} with ř in meters and t in seconds. (Note that this is an example where the units for the coefficients are ignored – don't let this distract you!) In unit vector notation, calculate: а). г b). V с). а for time t = 2.00 s. d). What is the angle between the positive direction of the x axis and a line tangent to the particle's path at t= 2.00 s?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Physics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning