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A hockey puck is sliding across the ice at 10.0 m/s. A player’s stick momentarily comes in contact with the puck and accelerates it to 24.0 m/s (without changing its direction). The mass of the puck is 0.170 kg. How much work is done on the puck by the stick?
Te orbit of an asteroid extends from Earths to Jupiter's, just touching both. Find the maximum and minimum orbital speeds of the asteroid
the speed of a nerve impulse in the human body is about 100 ms. if you accidentally stub you toe in the dark estimate
An initially motionless test car is accelerated uniformly to 145 km/h in 8.28 seconds before striking a simulated deer. The car is in contact with the faux fawn for 0.455 seconds, after which the car is measured to be traveling at 60.0 km/h.
Two billiard balls of equal mass and speed moving against each other collide and bounce backwards away from each other. compare the forces from each ball on the other
The rectangle shown in Figure P3.57 has sides parallel to the x and y axes. The position vectors of two corners are A = 8.00 m at 50.0° and B = 12.0 m at 29.0°. Find the perimeter of the rectangle
If the rms speed of the molecules of a quantity of helium at temperature 142 K is the same as the rms speed of neon atoms at a second temperature
Find the inertia tensor for a uniform, thin hollow cone, such as an ice-cream cone, of mass M, height h, and base radius R, spinning about its pointed end
Two cars approaching each other collide and stick together after the collision. What was the initial velocity of the second car
A spring is first stretched 2.0 cm from its unstressed length. Itis then stretched an additional 2.1 cm. How does the work required forthe second stretch compare to the work required for the firststretch (give a ratio of second to first)? (Be sure yo..
Two blocks of mass M and 3M are placed on a horizontal, frictionless surface. Find the system's original elastic potential energy
An air conditioner connected to a 120V rms ac line is equivalent to a 12.0 resistanceand a 1.40 inductive reactancein series. Calculate the impedance of the air conditioner
Describe the displacement of the airplane when the radar was tracking it-RBA=RB-RA. What are the components of RBA.
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