A 1.0 kg mass is located at (2.3, 0, -7.9) m and moving at (0, 5.7, 3.9) m/s. What is the angular momentum of this...
An object of mass 2.25 kg is moving with a velocity v = (3.609 – 5.70k) m/s. What is the angular momentum of the mass relative to the origin when it is at the location (1.50, -1.50, 1.50) m? (Express your answer in vector form.) L = kg . m/s
A 10.4 kg mass moving in a circle (diameter 1.9 m). The angular momentum varies in time as I acting on the mass at 5.2 s? Enter your answer to the tenth's place. 4.9t. What is the net torque
PART A A particle of mass 2.5 kg is moving with v =(-2.3i+1.4j )(m/s). At one instant,it is located at r = (2i+4j) m. Calculate the angular momentum of the particle at that instant with respect to the origin. Answer: 30 kgm2/s? PART B Find the angular momentum of a solid cylinder rotating with 12 rad/s angular speed around the axis passing through its center of mass. The radius of the cylinder is 15 cm, its length is 30 cm...
Two point particles are moving in the x,y plane as shown. The mass m1= 3.90 kg is located at ( 2.00m,1.00m) and has the velocity v1= 3.00 m/s in +y direction. The mass m2= 2.40 kg is located at (0,1.00m) and has the velocity v2= 2.00 m/s in +x direction. (Figure 1) Part A Part complete Find the magnitude of their total angular momentum (about the origin O). .......k g ⋅ m 2 / s Part B Part complete What is the direction...
An object of mass 2.75 kg is moving with a velocity v = (3.00î 5.30k) m/s. What is the angular momentum of the mass relative to the origin when it is at the location (1.60, -1.60, 1.60) m? (Express your answer in vector form.) L =E kg m2/s Additional Materials eBook
Two objects are moving in the xy-plane. Object A has a mass of 3.2 kg and has a velocity vA = < 2.3 m/s, 4.2 m/s > and object B has a mass of 2.9 kg and has a velocity vB = < -1.8 m/s, 2.7 m/s > . What is the total momentum of the system? A uniform sphere of radius 2R has a spherical cavity of radius R cut out of it. The center of the cavity is...
A speedtrain of mass 10,000 kg is moving at 20 m/s, North. What is its momentum? What is its kinetic energy? If it encounters a frictional force of 40,000N, how far will it go before it stops? What will the acceleration on the train during this time be and is it reasonable?
Th figure below shows a mass m=1.0 kg which is initially moving with speed v=9.0 m/s at the top of a frictionless hill of height h=4.1 m. It slides down the hill until it encounters a flat section with unknown coefficient of kinetic friction Hk. If the object travels a distance D=11.5m before reaching a speed of v/2, what is the coefficient of kinetic friction ik? Select one: 0.69 0.44 0.38 0.50 0.63
What is the momentum of a 108-kilogram fullback moving at 5.60 m/s ? A 605 kg • m/s B. 19.3 kg • m/s C. 0.0519 kg. m/s D. 1690 kg . m/s 33. (1 point) Why do dishes remain on a table if the slick tablecloth under them is pulled rapidly 14. (2 pts) Compare the concepts "mass" and "weight". 35. (2 pt) Will a golf ball and a sheet of paper dropped from a bridge simultaneously strike the water...
g vluelty 1im/s,0,-2m/s), and its mass is 0.5kg? sr=13 m, 5 m,--2 m Consider a rider on a Ferris wheel of radius R that s in the xz plane and is rotating clockwise with angu- lar velocity W. At every instant, then, a person riding or ider of mass m who at a certain instant is passing the (a) At that instant, what is the magnitude and direction of (b) What is the magnitude and direction of the rider's wheel's...