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A light spring-gun projectile launcher is mounted on an 0.613 kg air track glider. The gun points upward at an angle of 29 o with the horizontal track. With the glider at rest, a 71.3- g projectile is fired from the gun with a speed of 2.96 m/s. What is the speed of the air-track glider after the gun is fired?
A hydrogen atom initially in its ground state absorbs a photon and ends up in the n=6 state. Calculate the energy of the incident photon
A water balloon slingshot launches its projectiles essentially from ground level at a speed of 25.0m/s, For how many seconds will the balloon be in the air
They then turn together around the spindle with their centers superposed. What is an angular frequency in of the combination.
After a plant or animal dies the 14C content decreases with a half-life of 5730 years. what is the age (in years) of the ancient site
During a thunderstorm, winds with a speed of 49.4 m/s blow across a flat roof with an area of 751 m2
A disk of radius R and unifrom surface charge density sigma spins with angular velocity Omega about the y-axis. Find its magnetic dipole moment.
The person in the middle weighs 190 N, and the tensions in each rope are 200-N. What is the weight of the staging.
A 16 cm x 16 cm square loop of wire lies in the xy-plane with its bottom edge on x-axis. The resistance of the loop is 0.490 ohms. A magnetic field parallel to the z-axis is given by B= 0.830 y^2 t, where B is in tesla, y in meters, and t in seconds...
A rock is thrown vertically up at 6.7 m/s. Has the rock made it to the highest point in the path
A stuntman drives a car over the top of a hill, the cross section of which can be approximated by a circle of radius 160 m. What is the greatest speed at which he can drive without the car leaving the road at the top of the hill?
What is the net force exerted on the skier, assuming his acceleration is constant.
Calculate the magnitude, the direction of resultant force and the coefficient of kinetic friction.
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