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A jogger accelerates from rest to 2.40 m/s in 3.44 s. A car accelerates from 18.8 to 36.5 m/s also in 3.44 s.
(a) Find the magnitude of the acceleration of the jogger.
(b) Determine the magnitude of the acceleration of the car.
(c) How much further does the car travel than the jogger during the 3.44 s?
Glider A with mass 0.400 kg, gliding with a velocity of magnitude 0.50 m/s on a frictionless, horizontal air track, makes a perfectly elastic head-on collision with a glider B with mass, Find the mass of the glider B
A spring has a force constant of 16 N/cm. How much work is needed to extend the spring an additional 7.6 mm
A cannon tilted up at a 30° angle fires a cannon ball at 65 m/s, What is the ball's impact speed on the ground below
A hunter aims directly at a target (on the same level) 84.2m. If the bullet leaves the gun at a speed of 193 m/s, by how much will it miss the target.
You have a 1.91-m-long stretched string with a mass of 19.3 g. When you oscillate the string at 440 Hz, obtain the tension in the string
At 25°C the vapour pressure of pure pentane is 511 torr and that of hexane is 150. torr. What is the mole fraction of hexane in the vapour that is in equilibrium with this solution
A viewing window on the side of a large tank at a public aquarium measures 42 in. by 52 in. What is the total outward force on the window
q1. imagine a free electron and a free proton held midway between the plates of a charged equivalent plate capacitor.
A white billiard ball with mass mw = 1.31 kg is moving directly to the right with a speed of v = 2.87 m/s, What is the magnitude of the final total momentum of the system
A person is nearsighted and can clearly focus on objects that are no farther than 2.6 m away from her eyes. What is the focal length of the borrowed glasses
A grinder consists of a solid 15 kg disk with a diameter of 57 cm. A when active, the disk rotates at a rate of 83 rad/sec. find the rate of angular acceleration of the disk
An emf of 22.0 mV is induced in a 497 turn coil when the current is changing at a rate of 9.0 A/s. What is the magnetic flux through each turn of the coil
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