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One ball of mass 575 g traveling 3.50 m/s to the right collides with another ball of mass 425 g that is initially at rest. After the collision, the lighter ball is traveling 4.03 m/s. What is the velocity of the heavier ball after collision?
What was the final temperature of the coins. What is the train's acceleration after its wheel begins to stick.
An elevator can lift a 185 N aircraft a distance of 36 meters in 11 s. What is the power output of the elevator
A electron is accelerated from rest by the potential difference of 350 V. It then enters a uniform magnetic field of magnitude 200 mT with its velocity perpendicular to the field.
A 2.0{\rm mm} -diameter ball bearing has 3.0×109 excess electrons. What is the ball bearing's potential
A projectile is launched with a launch angle of 65° with respect to the horizontal direction and with initial speed 14 m/s. what launch angle produces the longest time of flight
An engine draws energy from a hot reservoir with a temperature of 1250 K and exhausts energy into a cold reservoir with a temperature of 355 K. What is the power output of this engine
What is the potential difference
A constant 0.28 T magnetic field passes through a loop at an angle of 35 degrees with respect to the normal of the area of the loop. find the flux through the loop
A 1400kg sports car accelerates from rest to 90m/s in 26.9s . How much work is done on the car by the engine, What is the average power delivered by the engine
A virtual object is located to the right of a diverging lens whose focal length is -f cm. Find the distance of the image of the virtual object measured with respect to the the lens
q1. a rifle that shoots bullets at 420 ms is to be aimed at a target 49.0 m away. if the center of the target is level
Assuming that the total energy consumption scales in the same way as BMR, how many Calories are needed by the person weighing 150 lb
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