alba

This page lists questions and answers that were posted by visitors named alba.

Questions

The following questions were asked by visitors named alba.

when was the red rever cleard for boat travel?
16 years ago
did the railrosds reach shreveport before or after the discovery of oil at caddo lake?
16 years ago
A force of magnitude Fx acting in the x-direction on a 2.55-kg particle varies in time as shown in the figure below. (Indicate the direction with the sign of your answer.) (a) Find the impulse of the force. (Give your answer to one decimal place.) kg · m/...
10 years ago
A 3.42-kg steel ball strikes a massive wall at 10.0 m/s at an angle of θ = 60.0° with the plane of the wall. It bounces off the wall with the same speed and angle. If the ball is in contact with the wall for 0.170 s, what is the average force exerted by t...
10 years ago
In a popular amusement park ride, a rotating cylinder of radius R = 2.60 m is set in rotation at an angular speed of 4.00 rad/s, as in the figure shown below. The floor then drops away, leaving the riders suspended against the wall in a vertical position....
10 years ago
The two conditions for equilibrium often result in a system of equations such as F1 + F2 = 44.0 N and 3.00F1 − 8.00F2 = 0. find F1 and find F2
10 years ago
A spinning wheel steadily slows from an initial angular velocity of 1.65 rev/s to 0.485 rev/s in 12.2 s. (a) Calculate the wheel's angular acceleration in radians per second squared. rad/s2 (b) What angle does it go through during that time? rad
10 years ago
A construction crane's cable lifts a 49.5-kg box upward with an acceleration of 1.30 m/s2. Find the tension in the rope. N
10 years ago
What is the magnitude of the angular acceleration of a 25.5-kg disk of radius 0.775 m when a torque of magnitude 41.5 N · m is applied to it? rad/s2
10 years ago
A bowling ball of mass 7.45 kg is rolling at 2.56 m/s along a level surface. (a) Calculate the ball's translational kinetic energy. J (b) Calculate the ball's rotational kinetic energy. J (c) Calculate the ball's total kinetic energy. J (d) How much work...
10 years ago
A disk of mass m is spinning freely at 6.22 rad/s when a second disk of identical mass, initially not spinning, is dropped on it so that their axes coincide. In a short time the two disks are corotating. (The two disks have the same radius.) (a) What is t...
10 years ago
in a class of 25 students, 15 play hockeyand 16 play basketball. if there are 4 students who play neither sport, determine the number of students who play both hockey and basketball
9 years ago
Determine a direction vector of the line of intersection of the two planes 2x - 7y + z = 5 and x + 3y - 6z = 2. If there is not a single line of intersection, classify the system.
4 years ago

Answers

The following answers were posted by visitors named alba.