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A tennis player receives a volley with the ball (0.0600 kg) traveling horizontally at 54.0 m/s and returns the ball so that it travels horizontally at 44.0 m/s in the opposite direction.
(a) What is the impulse delivered to the ball by the racquet?
James Bond (90 kg), outtted with perfectly matching skis and skiware, is at the top of a steep slope that a secret spy like him can easily handle. Determine the speed of Bond at position B abd C
A truck covers 40.01 m in 7.615 s while smoothly slowing down to final speed 1.40 m/s. What is the original speed and what is the acceleration.
The aorta in humans has a diameter of about 1.9 cm and at certain times the blood speed through it is about 60 cm/s. find the Reynolds number for blood flow through the aorta
A block in the shape of a rectangular solid has a cross-sectional area of 4.50 cm2 across its width, a front-to-rear length of 16.0 cm, Whats the conductivity of the material
An X-ray photon scatters from a free electron at rest at an angle of 175 degree relative to incident direction. Find the kinetic energy of the recoil electron
The box has a mass of 31.0 kg, and the coefficient of kinetic friction between the box and floor is 0.530. The acceleration of gravity is 9.81 m/s2. Illustrate what is the acceleration of the box?
Two shuffleboard disks of equal mass, one orange and the other green, are involved in a perfectly elastic glancing collision. Determine the speed of each disk after the collision
You find an unlabeled box of fine needles, and want to determine how thick they are. A standard ruler won't do the job, since all you can tell is that each needle is less than a millimeter thick.
Illustrate what is the average emf that is induced in this coil if it is in a region where B=2.0 T upward, and the coil's plane is perpendicular to B?
A 70 kg bicyclist rides his 7.8 kg bicycle with a speed of 16 m/s. How much work must be done by the brakes to bring the bike and rider to a stop.
A 4.4-m-tall, 30-cm-diameter concrete column supports a 5.0×105kg load. By how much is the column compressed
When Josh begins his discus throwing motion, he spins with an angular velocity of 5 rad/s. Just before he releases the discus, what is Josh's average angular acceleration
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