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An alpha particle (helium nucleus) moves in a particle accelerator where the potential difference is 2.5 MV. If it starts from rest, obtain the final speed of the alpha particle?
A cue stick hits a cue ball with an average force of 23.8 N for a duration of 0.0246 s. how fast is it moving after being struck
At rest, a car's horn sounds at a frequency of 385 Hz. The horn is sounded while the car is moving down the street. A bicyclist moving in the similar direction with one-third the car's speed hears a frequency of 342 Hz. What is the speed of the ca..
A certain airplane has a speed of 341.5 km/h and is diving at an angle of θ = 26.0° below the horizontal when the pilot releases radar decoy (Fig. 4-37). The horizontal distance among the release point and the point where the decoy strikes the ground..
a 11 cm long metal rod pulled along two frictionless conducting rails at a constant speed of 1.7 ms. the rails have
A 0.21-kg coffee mug is made from a material that has a specific heat capacity of 900 J/(kg · C°) and contains 0.36 kg of water. determine the minimum power rating of this heater
a physics book of mass m is pushed against a wall by a force P that makes and angle (theta) with the horizontal. The co-efficient of static friction is 0.2. Find the normal force on the book
A chain consisting of five links, each of mass 0.120 kg, is lifted vertically with a constant acceleration of a = 4.3 m/s2. Find the magnitude of this force
A 2 cm diameter, 5 cm long capillary-tube viscometer is being used to measure viscosity of a 10 Pa s liquid food. Determine the pressure required for measurementhen a flow rate of 1 kg/min
A boy in a moving bus at +6 m/s observes a car moving at -3 m/s. What is the actual velocity of the car
When jumping from a standing position, Paola can flex her legs from a bent position during a distance of 20 cm. Paola leaves the ground at a speed of 4.43 m/s with her legs straight. Compute her acceleration, assuming that it is constant.
The drawing shows a person looking at a building on top of which an antenna is mounted. The horizontal distance between the person's eyes and the building is 96.3 m. How tall is the antenna
A bus contains a 1440 kg flywheel ( a disk that has a 0.670 m radius ) and has a total mass of 9400 kg. Calculate the angular velocity of the flywheel
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