Particle 1 of mass m1 moving at velocity v1 hits another particle 2 of mass m2 at rest. After the elastic collision(no energy lost), what is the maximum angle between the initial velocity of particle 1 and the new velocity of particle 2? A. 45deg B. 90deg C. 120deg D. 180deg

Problem 13.97 The particle has a mass of 0.8 kg and is confined to move along the smooth horizontal slot due to the rotation of the arm OA. (Figure 1) Figure 1 of 1 6=2 rad/s- 0 A 0.5 m Part A Determine the force of the rod on the particle and the normal force of the slot on the particle when 0 = 25°. The arm has an angular acceleration of 0 = 4 rad/s² and 0 = 2rad/s at this instant. Assume the particle contacts only one side of the slot at any instant. Express your answers using three significant figures separated by a comma. F. N = Submit ■ 7 ΑΣΦ ↓↑ vec My Answers Give Up ? Provide Feedback N Continue

A disc has a Mass of 20 kg and a radius of 0.3 m. It undergoes a moment of M = 20 + 4 Nm. Determine the angular velocity after two revolutions. 300 mm 0 What is the angular momentum of the disc above? M

X L In the figure particle 1 of charge q1 = 0.92 μC and particle 2 of charge q2 = -3.03μC, are held at separation L = 9.0 cm on an x axis. If particle 3 of unknown charge q3 is to be located such that the net electrostatic force on it from particles 1 and 2 is zero, what must be the (a)x and (b)y coordinates of particle 3.

At the instant shown, 0 = 60°, and rod AB is subjected to a deceleration a = 16 m/s² when the velocity v = 11 m/s. (Figure 1) Figure 300 mm C 300 mm Part A Determine the angular velocity of link CD at this instant measured counterclockwise. Express your answer in radians per second to three significant figures. Enter positive value if the angular velocity is counterclockwise and negative value if the angular velocity is clockwise. W = Submit Part B α = VAΣ vec Submit Request Answer Determine the angular acceleration of link CD at this instant measured counterclockwise. Express your answer in radians per second squared to three significant figures. Enter positive value if the angular acceleration is counterclockwise and negative value if the angular acceleration is clockwise. 175| ΑΣΦ | | | vec Provide Feedback Request Answer ? S rad/s ? rad/s²

The container with a diameter of 16 cm and a height of 27 cm is filled with water. Calculate the angular velocity in revolutions / min at which a) one third of the water will pour out, b) the bottom will begin to appear in the blocky rotation of the container around its axis.

Determine the angular momentum Hp of each of the two particles about point P. Use a scalar solution. Take that mA = 2.0 kg and mp = 1.2 kg. (Figure 1) Figure A 15 m/s MA y 0 -2m- 30° 10 m/s B 5 m 1.5 m m' 4 m | mB 4 m X < 1 of 1 Part A Hp of the particle A about point P. Express your answer to three significant figures and include the appropriate units. +(HA)P= Value Submit Part B μA Submit Request Answer Provide Feedback Hp of the particle B about point P. Express your answer to three significant figures and include the appropriate units. HÅ +(HB)P= Value | Units Request Answer ? Units ?

If the particle starts from rest, what is its velocity, m/s, at t = 4 s? a (m/s) 10 t(S) 2 4