Rotational Motion Quiz: Discs Rolling and Angular Momentum
29 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What does the equation A = (2α1R1 + α2R2)iˆ - (ω12R1 + 1)jˆ/(R1 + R2) represent in the context provided?

  • Linear acceleration of the upper disc (correct)
  • Linear velocity of the upper disc
  • Angular velocity of the upper disc
  • Angular acceleration of the upper disc
  • What does KE of the upper disc = 4ρ(3ω12R12 + 2ω22R22 + 4ω1ω2R1R2) represent in the context provided?

  • Rotational kinetic energy of the upper disc (correct)
  • Potential energy of the upper disc
  • Linear kinetic energy of the upper disc
  • Total mechanical energy of the upper disc
  • What does L upper disc about O = m(ω1R12 + ω2R22 + ω1ω2R1R2)(−k)2 represent in the context provided?

  • Angular momentum of the upper disc about O (correct)
  • Torque acting on the upper disc
  • Angular momentum of the upper disc about C
  • Angular momentum of the lower disc about C
  • In the provided context, why is L upper disc about A ≠ L disc about C?

    <p>Difference in moments of inertia</p> Signup and view all the answers

    What is the significance of PA = PC = R12 ω2, α2 in the context provided?

    <p>Conservation of angular momentum</p> Signup and view all the answers

    What does B = (2iˆ - 3jˆ + k) represent in the context provided with a mass of 50gm?

    <p>Magnetic field strength in the cube</p> Signup and view all the answers

    If a particle moves 2 units along the line x + y = 1, what is the new position of the particle?

    <p>(2 + \sqrt{2}, \sqrt{2} + 1)</p> Signup and view all the answers

    If a particle moves 5 units along the line x - 2y = 4, what is the new position of the particle?

    <p>(1, -2)</p> Signup and view all the answers

    In which quadrant is the new position of the particles located if they both move towards increasing y?

    <p>Quadrant I</p> Signup and view all the answers

    What are the coordinates of the point (2, -1) in polar form?

    <p>(\sqrt{5}, 45^\circ)</p> Signup and view all the answers

    If one particle moves 3 units along x-axis and the other moves 4 units along y-axis, what will be the distance between them?

    <p>$5$ units</p> Signup and view all the answers

    If strip A is placed over one slit and strip B over the other, what will be the order of the fringe at point P?

    <p>Dark</p> Signup and view all the answers

    If strip C is placed over both slits, what will be the order of the fringe at point P?

    <p>Bright</p> Signup and view all the answers

    If strip A is placed over one slit and strip C over the other, what will be the order of the fringe at point P?

    <p>Shifted to the left of P</p> Signup and view all the answers

    If strip B is placed over both slits, what will be the order of the fringe at point P?

    <p>Dark</p> Signup and view all the answers

    If strip A is placed over one slit, what will be the order of the fringe at point P?

    <p>Shifted to the right of P</p> Signup and view all the answers

    If no strip is placed over the slits, what will be the order of the fringe at point P?

    <p>Bright</p> Signup and view all the answers

    What is the value of 'n' in the given scenario?

    <p>1.15</p> Signup and view all the answers

    If the light wavelength is changed to 2000 Å, what effect would it have on the photoelectrons ejected?

    <p>Increase the number of ejected photoelectrons</p> Signup and view all the answers

    What is the radius of the path followed by electrons ejected from the plate with maximum energy?

    <p>$2.5 \times 10^{-2}$ m</p> Signup and view all the answers

    How does the introduction of a glass slab in front of one of the slits in a YDSE experiment affect interference patterns?

    <p>Shifts the fringes closer together</p> Signup and view all the answers

    If water is replaced with a liquid having a higher refractive index, what will happen to the YDSE interference pattern?

    <p>Interference pattern will have narrower fringes</p> Signup and view all the answers

    How would neglecting viscosity affect the behavior of petrol considered as a solid semi-cylinder inside a tank wagon?

    <p>Decrease its sliding speed</p> Signup and view all the answers

    What is the smallest value of $P(A igcap B^c)$?

    <p>4</p> Signup and view all the answers

    In the context provided, what value does the definite integral $4igint f(x) dx$ equal to?

    <p>1</p> Signup and view all the answers

    If $f(x) = rac{1}{e^x}$, what is the value of the definite integral $igint_0^1 e^x + 8 dx$?

    <p>$a - b heta$</p> Signup and view all the answers

    If $G(x) = rac{1}{g(x)}$ and $f(4) = 2$ with $f'(4) = 16$, what is $(G'(2))^2$?

    <p>$rac{1}{16}$</p> Signup and view all the answers

    In the context provided, if $f(x) = rac{1}{x - r}$, what is the definite integral $igint_{r=1} f(x)dx$ equal to?

    <p>$1$</p> Signup and view all the answers

    What value does $igint t imes f(2x - t) dt = tan^{-1}(x^2)$ represent in the provided context?

    <p>$2$</p> Signup and view all the answers

    More Like This

    Rotational Motion and Rigid Bodies Quiz
    5 questions
    Rotational Motion Quiz
    5 questions

    Rotational Motion Quiz

    StateOfTheArtIntelligence7573 avatar
    StateOfTheArtIntelligence7573
    Rotational Motion Concepts
    44 questions

    Rotational Motion Concepts

    FantasticBowenite5656 avatar
    FantasticBowenite5656
    Rotational Motion and Dynamics Quiz
    48 questions

    Rotational Motion and Dynamics Quiz

    InfluentialNewOrleans9985 avatar
    InfluentialNewOrleans9985
    Use Quizgecko on...
    Browser
    Browser