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How fast will car A have to travel from rest in order to catch up to car B over a distance of 3 miles? How long will it take for car A to catch car B?
Jane, whose mass is 50.0kg, needs to swing accross a river(having width of D) filled with man-eating crocodiles to save Taezan from danger
What apparent free-fall acceleration is experienced by the 50 crew members remaining on the rim of the station.
There are two masses hanging down off the sides of a table connected with a spring between them. Describe what will happen and what value the spring scale
Find the velocity of the axle of the tire relative to a fixed point on the ground, v_pg(t) .
Four charges are placed at the corners of a square, where q is positive. Initially there is no charge in the center of the square.
A wheel is revolving at 20.0 rad/s when a brake is engaged and the wheel is brought to a uniform stop in 15.92 revolutions.
Is there a mathematical relationship between either applied force and velocity, applied force and acceleration, both, or neither? Explain.
Two identical spheres of mass 0.1 g each carrying identical charges are suspended from the same point by two weightless threads each of length 1.3 m
A cyclist competes in a one-lap race arond a flat, circular course of radius r. Starting from rest and speeding up at a constant rate throughout the race.
A uniform board of mass m and length L is pivoted on one end and is supported in the horizontal position by a rope attached to the other end.
A large block P executes horizontal simple harmonic motion as it slides across a frictionless surface with a frequency f.
A 30.3kg girl and a 55.8kg boy are on the surface of a frozen lake, 13.0m apart. Using a rope, the girl exerts a horizontal 4.35N force on the boy.
A bullet traveling horizontally at a speed of 350 m/s hits a board perpendicular to the surface, passes through and emerges on the other side.
An Atwood machine consists of masses of 1.5 kg and 1.66 kg on opposite sides of a light frictionless pulley.
How long does it take her to reach the bottom, assuming she starts from rest and accelerates at a constant rate, if her elevation change is 355m?
Five forces pull on the 2.3 kg box in the figure with Fl =2.5 N, F2 =16.0 Nat an angle of 30°, F3 =5.0 N, F4 =-11.0 N and F5 =45.0 N.
An Atwood machine consists of masses of 1.9 Kg and 1.995 Kg hanging from opposite sides of a pulley.
A charged proton particle is moving rightward between two parallel charged plates separated by distance d= 6.60mm.
At a certain instant, the earth, the moon, and a stationary 1470 kg spacecraft lie at the vertices of an equilateral triangle whose sides are 3.84 x 10^5 km
A 14 kg monkey climbs up a massless rope that runs over a frictionless tree limb and back down to a 27 kg package on the ground.
Mass m1 (34.50 kg) is on a horizontal surface, connected to mass m2 (5.90 kg) by a light string. The pulley has negligible mass and no friction.
A passenger is pulling on the strap of a 17.8 kg suitcase with a force of 68.9 N. The strap makes an angle of 35.7 degrees above the horizontal.
Provide a force vs. time graph for the following:a car moves away from the origin with constant velocity.
Now two forces are applied to the cart with two different spring scales as shown below. The spring scale Fa still reads 10.5 N.