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A 0.165 kg glider is moving to the right on a frictionless, horizontal air track with a speed of 0.81 m/s. It has a head-on collision with a 0.330 kg glider that is moving to the left with a speed of 2.18 m/s. Find the final velocity (magnitude and direction) of each glider if the collision is elastic.
A horizontal, 10 - m plank weighs 100N. It rests on two supports that are placed 1.0m from each end. What is the torque of the weight of the plank
There are two identical, positively charged conducting spheres fixed in space. The spheres are 45.4 cm apart, find the initial charge on each sphere
A projectile is fired horizontally from a gun that is 47.0 m above flat ground; emerging from the gun with a speed of 250 m/s.
A certain lightbulb has a tungsten filament with a resistance of 18.0 when cold and 138 when hot. Find the temperature of the hot filament
An ice skater is rotating at 3.4rev/seconds while her arms are beside her. The moment of inertia of the skater is 5kg x m^2. what is her new angular velocity
A 7.38- g bullet is moving at 670.00 m/s as it leaves the 0.62- m-long barrel of a rifle. What is the average force on the bullet
Three 4 uF capacitors are connected in parallel across the terminals of a 120 Hz generator. What is the capacitive reactance of the circuit
What is the maximum tension. The gastrocnemius muscle, in the back of the leg, has two portions, known as the medial and lateral heads. Assume that they attach to Achilles tendon. The cross-sectional area of each of these two muscles is typically f..
What is your displacement after running 2 {rm km} on Strawberry Fields, 1.6 {rm km} on Penny Lane, and 4.8 {rm km} on Abbey Road.
A plastic cylinder of length 38 cm its ends ground to convex (from the rod outward) spherical surfaces, each having radius of curvature 19 cm, How far will the image of the object lie from the right end
A small glass bead charged to 7.4nC is in the plane that bisects a thin, uniformly charged, 10-cm-long glass rod, What is the total charge on the rod
A plane flies from base camp to Lake A, 300 km away in the direction 36.9° south of east. After dropping off supplies it flies to Lake B, which is 260km at 30.0° west of north from Lake A. find out the distance and direction from Lake B to the bas..
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