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Problem 1: A soccer ball is kicked from the ground at an angle of ? = 60 degrees with respect to the horizontal. The hang time of the ball is tm = 2.5 s.
What is the total horizontal distance, (dm), in meters, traveled by the ball in the time, tm?
A computer disk is 8.0 in diameter. A reference dot on the edge of the disk is initially located at the disk accelerates steadily for 0.50, reaching 2000.
A submarine dives 110.0 m at an angle of 10.0° below the horizontal. Illustrate what are the horizontal and vertical components of the submarine's displacement?
A 96 kg person stands on a scale in an elevator. What is the apparent weight when the elevator is accelerating upward with an acceleration of 1.80 m/s^2.
A plate carries a charge of -3.9 µC, while a rod carries a charge of 2.9 µC. How many electrons must be transferred from the plate
If you weigh 680 on the earth, what would you weigh when at surface of a neutron star that has the same mass as our sun and a diameter of 20km.
A jetliner, traveling northward, is landing with a speed of 65m/s. Once the jet touches down, it has 715 m of runway in which to reduce its speed to 6m/s
A car drives straight off the edge of a cliff that is 58 m high. The police at scene of the accident observed that the point of impact is 121m from the base of cliff. How fast was the car traveling when it went over the cliff.
Two spheres are cut from a certain uniform rock. One has radius 4.30cm. The mass of the other is six times greater. Find its radius.
A liquid of density 1.13 × 103 kg/m3 flows steadily through a pipe of varying diameter and height. At location 1 along the pipe the flow speed is 9.89 m/s and the pipe diameter is 10.1 cm
A major-league catcher gloves a 93 mi/h pitch and brings it to rest in 0.14m. If the force exerted by catcher is 803 N, what is the mass of the ball.
In a television picture tube, electrons strike the screen after being accelerated from rest throughout a potential difference of 28000 V.
The position of an object as a function of time is (3.2t + 1.8t^2)i + (1.7t + 2.4t^2) , where is the time in seconds. Find the magnitude and direction of the object.
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